USBiological 2 - Products
Worldwide
Our biochemicals, antibodies, recombinant proteins, cell culture media and molecular biology kits are used in virtually all scientific applications.From affordable research quantities to larger bulk amounts.
| Product | Description | |
|---|---|---|
| 3-Nitro-L-tyrosine-d3 | A labeled marker for peroxynitrite. Oxidant and cytotoxic agent. Group: Biochemicals. Alternative Names: L-3-Nitrotyrosine-d3. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. |  Worldwide |
| 3-Nitrophthalic Acid | 3-Nitrophthalic Acid. Group: Biochemicals. Grades: Highly Purified. CAS No. 603-11-2. Pack Sizes: 10g, 100g, 250g, 500g. Molecular Formula: C?H?NO?, Melting Point: >215°C (dec.). US Biological Life Sciences. | Worldwide |
| 3-Nitro Ropivacaine | Intermediate in the synthesis of a major Ropivacaine metabolite. Group: Biochemicals. Alternative Names: (2S)-N-(2,6-Dimethyl-3-nitrophenyl)-1-propyl-2-piperidinecarboxamide. Grades: Highly Purified. CAS No. 247061-07-0. Pack Sizes: 50mg. US Biological Life Sciences. | Worldwide |
| 3-[Nitroso (benzyloxy)amino]-N-[ (benzyloxy)carbonyl]-D, L-alanine. | Intermediate for synthesis of D,L-Alanosine. Group: Biochemicals. Alternative Names: 3-[Nitroso (phenylmethoxy) amino]-N-[ (phenylmethoxy) carbonyl]alanine; 3-[Nitroso (benzyloxy) amino]-N- (carbobenzyloxy) -D, L-alanine. Grades: Highly Purified. CAS No. 1286490-16-1. Pack Sizes: 50mg. US Biological Life Sciences. | Worldwide |
| 3-[Nitroso (benzyloxy)amino]-N-[ (benzyloxy)carbonyl]-L-alanine. | Intermediate for synthesis of L-Alanosine. Group: Biochemicals. Alternative Names: 3-[Nitroso (phenylmethoxy) amino]-N-[ (phenylmethoxy) carbonyl]-L-alanine; 3-[Nitroso (benzyloxy) amino]-N- (carbobenzyloxy) -L-alanine. Grades: Highly Purified. CAS No. 832090-73-0. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-(N-Methyl-N-pentylamino)propionic Acid Hydrochloride | An intermediate in the preparation of biphosphonate drugs used in the prevention and treatment of osteoporosis. Group: Biochemicals. Grades: Highly Purified. CAS No. 625120-81-2. Pack Sizes: 1g, 10g, 100g, 500g. Molecular Formula: C?H??ClNO?. US Biological Life Sciences. | Worldwide |
| 3-O-Benzoyl 16,26-Dihydroxy Cholesterol | Intermediate in the production of cholesterol metabolites. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 100mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzoyl-16-O-mesyl-26-O-trityl 16,26-Dihydroxy Cholesterol | Intermediate in the production of cholesterol metabolites. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzoyl-26-O-trityl 16,26-Dihydroxy Cholesterol | Intermediate in the production of cholesterol metabolites. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 50mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzoyl Diosgenine | Protected Diosgenine. Group: Biochemicals. Alternative Names: (3 β,25R)-Spirost-5-en-3-ol Benzoate; Diosgenin Benzoate. Grades: Highly Purified. CAS No. 4952-68-5. Pack Sizes: 250mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl 15,16-Dehydro Estrone | Intermediate in the preparation of Estratrienes. Group: Biochemicals. Alternative Names: 3-(Phenylmethoxy)-estra-1,3,5(10),15-tetraen-17-one; 3-(Benzyloxy)-estra-1,3,5(10),15-tetraen-17-one. Grades: Highly Purified. CAS No. 138743-03-0. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl 15,16-Dehydro Estrone Monoethylene Ketal | Estetrol intermediate. Group: Biochemicals. Alternative Names: 3-(Phenylmethoxy)-estra-1,3,5(10),15-tetraen-17-one Cyclic 1,2-Ethanediyl Acetal. Grades: Highly Purified. CAS No. 534572-67-3. Pack Sizes: 50mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl 16α-Hydroxy Estrone | Protected Estradiol metabolite. Group: Biochemicals. Alternative Names: 3-(Benzyloxy)-16α-hydroxy-estra-1,3,5(10)-trien-17-one. Grades: Highly Purified. CAS No. 14982-20-8. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl 16-Epiestriol | Protected 16-Epiestriol. Group: Biochemicals. Alternative Names: 3-(Benzyloxy)-estra-1,3,5(10)-triene-16 β,17 β-diol; (16 β,17 β)-3-(Phenylmethoxy)-estra-1,3,5(10)-triene-16,17-diol. Grades: Highly Purified. CAS No. 33116-58-4. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl-16-O-benzoyl 16-Epiestriol | Protected 16-Epiestriol. Group: Biochemicals. Alternative Names: (16 β,17 β)- 3-(Phenylmethoxy)estra-1,3,5(10)-triene-16,17-diol 16-Benzoate. Grades: Highly Purified. CAS No. 1315629-96-9. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl-16-O-tert-butoxycarbonyl 16α-Hydroxy Estrone | Protected Estradiol metabolite. Group: Biochemicals. Alternative Names: 3-O-Benzyl-16-O-tert-butoxycarbonyl-(16α)-3,16-dihydroxyestra-1,3,5(10)-trien-17-one; 3-O-Benzyl-16-O-tert-butoxycarbonyl-3,16α-dihydroxy-1,3,5(10)-estratrien-17-one; 3-O-Benzyl-16-O-tert-butoxycarbonyl-estra-1,3,5(10)-triene-3,16α-diol-17-one. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl 17α-Estradiol | Protected 17α-Estradiol. Group: Biochemicals. Alternative Names: (17α)-3-(Phenylmethoxy)-estra-1,3,5(10)-trien-17-ol; 3-(Benzyloxy)-17α-hydroxyestra-1,3,5(10)-triene. Grades: Highly Purified. CAS No. 23880-59-3. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl 17α-Estradiol 4-Nitrobenzoate | 3-O-Benzyl 17α-Estradiol 4-Nitrobenzoate. Group: Biochemicals. Alternative Names: 17 β-3-(Phenylmethoxy)-estra-1,3,5(10)-trien-17-ol 4-Nitrobenzoate; BLE 99053. Grades: Highly Purified. CAS No. 229486-10-6. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl 17α-Estradiol-d3 | Protected 17α-Estradiol. Group: Biochemicals. Alternative Names: (17α)-3-(Phenylmethoxy)-estra-1,3,5(10)-trien-17-ol-d3; 3-(Benzyloxy)-17α-hydroxyestra-1,3,5(10)-triene-d3. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl-17 β-Dihydro Equilin | Estrogen derivative. Group: Biochemicals. Alternative Names: Estra-1,3,5(10),7-tetraene-3,17 β-diol 3-Benzoate; (17 β)-Estra-1,3,5(10),7-tetraene-3,17-diol 3-Benzoate. Grades: Highly Purified. CAS No. 26789-44-6. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl 17 β-Estradiol-d3 17-Acetate | Protected 17 β-Estradiol. Group: Biochemicals. Alternative Names: 3-Benzyloxy-1,3,5(10)-estratrien-17 β-yl-d3 Acetate; 17 β-Acetoxy-3-benzyloxy-1,3,5(10)-estratriene-d3. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl 17-Epiestriol | Protected 17-Epiestriol. Group: Biochemicals. Alternative Names: 3-(Benzyloxy)-estra-1,3,5(10)-triene-16α,17α-diol; (16α,17α)-3-(Phenylmethoxy)-estra-1,3,5(10)-triene-16,17-diol. Grades: Highly Purified. CAS No. 1316291-21-0. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl-(1R)-hydroxy Tapentado-d5 | Intermediate in the preparation of labeled Tapentadol. Group: Biochemicals. Alternative Names: (α R) -α -[ (1S) -2- (Dimethylamino) -1-methylethyl]-α -ethyl-3- (phenylmethoxy) benzenemethanol-d5; (2S,3R)-1-(Dimethylamino)-3-[3-(benzyloxy)phenyl)-2-methyl-3-pentanol-d5. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl-4-O-methyl Tolcapone-d4 | 3-O-Methyl Tolcapone derivative. A metabolite of catechol-O-Methyl transferase inhibitor Tolcapone. Group: Biochemicals. Alternative Names: (3-Benzyloxy-4-methoxy-5-nitrophenyl)(4-methylphenyl)methanone-d4; 3-Benzyloxy-4-methoxy-4'-methyl-5-nitrobenzophenone-d4. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl Estetrol 17-Acetate | Protected Estetrol. Group: Biochemicals. Alternative Names: (15α, 16α, 17 β)-3-(Phenylmethoxy)-estra-1,3,5(10)-triene-15,16,17-triol 17-Acetate; (15α, 16α, 17 β)-3-(Benzyloxy)-estra-1,3,5(10)-triene-15,16,17-triol 17-Acetate. Grades: Highly Purified. CAS No. 690996-24-8. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl Estradiol-d3 | Protected Estradiol. Group: Biochemicals. Alternative Names: (17 β)-3-(Phenylmethoxy)-estra-1,3,5(10)-trien-17-ol-d3; 3-(Benzyloxy)-estra-1,3,5(10)-trien-17 β-ol-d3; BLE 99051-d3; Estradiol-d3 3-Benzyl Ether. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl Estratetraenol | 3-O-Benzyl Estratetraenol. Group: Biochemicals. Alternative Names: 3-(Phenylmethoxy)-estra-1,3,5(10),16-tetraene; 3-(Benzyloxy)-estra-1,3,5(10),16-tetraene. Grades: Highly Purified. CAS No. 23880-57-1. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl Estratetraenol Iodide | AN intermediate in the synthesis of 17-Epiestriol a metabolite of Estradiol. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 50mg, 100mg. Molecular Formula: C25H27IO. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl Estriol | Protected Estriol. Group: Biochemicals. Alternative Names: (16α,17 β)-3-(Phenylmethoxy)-estra-1,3,5(10)-triene-16,17-diol; 3-(Benzyloxy)-estra-1,3,5(10)-triene-16α,17 β-diol; Estriol 3-Benzyl Ether. Grades: Highly Purified. CAS No. 18650-87-8. Pack Sizes: 100mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl Estriol-d1 | Protected Estriol. Group: Biochemicals. Alternative Names: (16α,17 β)-3-(Phenylmethoxy)-estra-1,3,5(10)-triene-16,17-diol-d1; 3-(Benzyloxy)-estra-1,3,5(10)-triene-16α,17 β-diol-d1; Estriol-d1 3-Benzyl Ether. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl Estrone | Protected Estrone. Group: Biochemicals. Alternative Names: 3-(Phenylmethoxy)-estra-1,3,5(10)-trien-17-one; 3-(Benzyloxy)-estra-1,3,5(10)-trien-17-one; 3-(Benzyloxy)estra-1,3,5(10)-trien-17-one; 3-Benzyloxyestra-1,3,5(10)triene-17-one; 3-O-Benzylestrone; BLE 99049; Estrone 3-Benzyl Ether; Estrone Benzyl Ether. Grades: Highly Purified. CAS No. 858-98-0. Pack Sizes: 50mg. US Biological Life Sciences. | Worldwide |
| 3-O-Benzyl Estrone Monoethylene Ketal | Estetrol intermediate. Group: Biochemicals. Alternative Names: 3-(Phenylmethoxy)-estra-1,3,5(10)-trien-17-one Cyclic 1,2-Ethanediyl Acetal; 3-(Benzyloxy)-estra-1,3,5(10)-trien-17-one Cyclic 1,2-Ethanediyl Acetal. Grades: Highly Purified. CAS No. 162784-26-1. Pack Sizes: 100mg. US Biological Life Sciences. | Worldwide |
| 3-O-De(cladinosyl)-8,9,10,11-tetradehydro-9-deoxo-11,12-dideoxy-9,12-epoxy Clarithromycin | 3-O-De(cladinosyl)-8,9,10,11-tetradehydro-9-deoxo-11,12-dideoxy-9,12-epoxy Clarithromycin is an impurity of Clarithromycin. Clarithromycin EP impurity K. Group: Biochemicals. Alternative Names: 3-O-De(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)-8,9,10,11-tetradehydro-9-deoxo-11,12-dideoxy-9,12-epoxy-6-O-methylerythromycin. Grades: Highly Purified. CAS No. 127157-35-1. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Decyclopropyl Roflumilast | O-Decyclopropyl Roflumilast is an impurity of Roflumilast. Group: Biochemicals. Alternative Names: 3- (Hydroxy) -N- (3, 5-dichloro-4-pyridinyl) -4- (difluoromethoxy) benzamide. Grades: Highly Purified. CAS No. 1391052-76-8. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Desmethyl Etoposide | An Etoposide metabolite. Group: Biochemicals. Alternative Names: (5R,5aR,8aR,9S)-5-(3,4-Dihydroxy-5-methoxyphenyl)-9-[[4,6-O-(1R)-ethylidene- β-D-glucopyranosyl]oxy]-5, 8, 8a, 9-tetrahydro-furo[3', 4':6, 7]naphtho[2, 3-d]-1, 3-dioxol-6(5aH)-one; 3'-Demethyl Etoposide; 3'-O-Demethyletoposide. Grades: Highly Purified. CAS No. 100007-54-3. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Dinitrobenzoyl-25-hydroxy Vitamin D2 | Vitamin D2 derivative. Group: Biochemicals. Alternative Names: (3 β,5Z,7E,22E)-. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl 17α-Estradiol | Estradiol derivative which shows antioxidant activity. Group: Biochemicals. Alternative Names: 3-Methoxyestra-1,3,5(10)-triene-17α-ol; 17α-Estradiol 3-Methyl Ether. Grades: Highly Purified. CAS No. 3434-76-2. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl 17 β-Estradiol-d5 17-O-Tetrahydropyran | Protected 3-Methoxyestradiol-d5. Group: Biochemicals. Alternative Names: 3-Methoxy-17 β-[(tetrahydropyran-2-yl)oxy]estra-1,3,5(10)-triene-d5; 3-Methoxy-17 β - (tetrahydropyranyloxy) estra-1, 3, 5 (10) -triene-d5. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl 6-Hydroxy 17 β-Estradiol | An Estradiol derivative. Group: Biochemicals. Alternative Names: 3-Methoxy-estra-1,3,5(10)-triene-6,17 β-diol. Grades: Highly Purified. CAS No. 109835-83-8. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl 6-Hydroxy-17 β-estradiol-d3 17-O-Tetrahydropyran | Labeled 17-Epiestriol intermediate. Group: Biochemicals. Alternative Names: (17 β)-3-Methoxy-17-[(tetrahydro-2H-pyran-2-yl)oxy]estra-1,3,5(10)-trien-6-ol-d3. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl 6-Keto 17 β-Estradiol-d2 17-O-Tetrahydropyran | Protected, labeled Estradiol metabolite. Group: Biochemicals. Alternative Names: 3-Methoxy-17 β - (tetrahydropyranyloxy) estra-1, 3, 5 (10) -trien-6-one-d2; (17 β)-3-Methoxy-17-[(tetrahydro-2H-pyran-2-yl)oxy]estra-1,3,5(10)-trien-6-one-d2. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl-6-oxo 17 β-Estradiol | Estradiol derivative. Used in the preparation of contraceptive steroids. Group: Biochemicals. Alternative Names: 17 β-Hydroxy-3-methoxy-estra-1,3,5(10)-trien-6-one; 17 β-Hydroxy-3-methoxyestra-1,3,5(10)-trien-6-one. Grades: Highly Purified. CAS No. 50731-96-9. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl Carbidopa | 3-O-Methylcarbidopa is an impurity of Carbidopa with potential use as therapeutic agents to treat hypertension and Parkinson's disease. Group: Biochemicals. Alternative Names: α-Hydrazino-4-hydroxy-3-methoxy-α-methylbenzenepropanoic Acid; α-Hydrazino-4-hydroxy-3-methoxy-α-methylhydrocinnamic Acid. Grades: Highly Purified. CAS No. 85933-19-3. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl Colterol | A metabolite of Bitolterol, a new bronchodilator. Group: Biochemicals. Alternative Names: α - [ [ (1, 1-Dimethylethyl) amino] methyl] -4-hydroxy-3-methoxy Benzene methanol; N-tert-Butylmetarterenol; (+/-)-[(tert-Butylamino)methyl]-3-methoxy-4-hydroxybenzyl Αlcohol. Grades: Highly Purified. CAS No. 58868-93-2. Pack Sizes: 50mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl Colterol-d9 | A labeled metabolite of Bitolterol, a new bronchodilator. Group: Biochemicals. Alternative Names: α - [ [ (1, 1-Dimethylethyl-d9) amino] methyl] -4-hydroxy-3-methoxy Benzene methanol; N-(tert-Butyl-d9)metarterenol; (+/-)-[(tert-Butyl-d9)amino]methyl]-3-methoxy-4- hydroxybenzyl Αlcohol. Grades: Highly Purified. CAS No. 1346599-83-4. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl Estrone | An estrogenic hormone. Group: Biochemicals. Alternative Names: 3-Methoxy-estra-1,3,5(10)-trien-17-one; (+)-Estrone 3-Methyl Ether; 3-Methoxyestrone; 3-O-Methylestrone; Estrone 3-Methyl Ether; Estrone O-Methyl Ether; NSC 88911; Oestrone Methyl Ether. Grades: Highly Purified. CAS No. 1624-62-0. Pack Sizes: 1g. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl Estrone 17-(Ethanediyl Ketal) | Protected Estrone. Group: Biochemicals. Alternative Names: 3-Methoxy-estra-1,3,5(10)-trien-17-one Cyclic 1,2-Ethanediyl Acetal; Estrone 3-Methyl Ether 17-(Ethylene Ketal). Grades: Highly Purified. CAS No. 28336-29-0. Pack Sizes: 500mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl Estrone-d5 | A labeled estrogenic hormone. Group: Biochemicals. Alternative Names: 3-Methoxy-estra-1,3,5(10)-trien-17-one-d5; (+)-Estrone-d5 3-Methyl Ether; 3-Methoxyestrone-d5; 3-O-Methylestrone-d5; Estrone-d5 3-Methyl Ether; Estrone-d5 O-Methyl Ether; NSC 88911-d5; Oestrone-d5 Methyl Ether. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl Estrone-d5 Hydrazone | Labeled 17-Epiestriol intermediate. Group: Biochemicals. Alternative Names: 3-Methoxy-estra-1,3,5(10)-trien-17-one-d5 Hydrazone. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl-L-DOPA-d3 Methyl Ester | Protected labeled 3-O-Methyl-L-DOPA. 3-O-Methyl-L-DOPA is the major metabolite of L-DOPA via catechol O-methyltransferase (COMT). 3-Methoxy-L-tyrosine is neither a substrate for nor an inhibitor of L-amino acid decarboxylase activity. Inhibition of COMT enhances the anti-Parkinson activity of L-DOPA. Group: Biochemicals. Alternative Names: 3-Methoxy-d3-L-tyrosine Methyl Ester. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl-L-DOPA-d3 Monohydrate | Labeled 3-O-Methyl-L-DOPA. 3-O-Methyl-L-DOPA is the major metabolite of L-DOPA via catechol O-methyltransferase (COMT). 3-Methoxy-L-tyrosine is neither a substrate for nor an inhibitor of L-amino acid decarboxylase activity. Inhibition of COMT enhances the anti-Parkinson activity of L-DOPA. Group: Biochemicals. Alternative Names: 3-(Methoxy-d3)-L-tyrosine Monohydrate; 3-(Methoxy-d3)-4-hydroxyphenylalanine Monohydrate; 3-(Methoxy-d3)-DOPA Monohydrate; 3-(Methoxy-d3)-L-tyrosine Monohydrate; 3-O-(Methyl-d3)dopa Monohydrate; L-3-(Methoxy-d3)-4-hydroxy-phenylalanine Monohydrate; L-3-O-(Methyl-d3)-DOPA Monohydrate; L-4-Hydroxy-3-(methoxy-d3)phenylalanine Monohydrate. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl-L-DOPA Methyl Ester | Protected 3-O-Methyl-L-DOPA. 3-O-Methyl-L-DOPA is the major metabolite of L-DOPA via catechol O-methyltransferase (COMT). 3-Methoxy-L-tyrosine is neither a substrate for nor an inhibitor of L-amino acid decarboxylase activity. Inhibition of COMT enhances the anti-Parkinson activity of L-DOPA. Group: Biochemicals. Alternative Names: 3-Methoxy-L-tyrosine Methyl Ester. Grades: Highly Purified. CAS No. 78148-37-5. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl-L-DOPA Monohydrate | 3-O-Methyl-L-DOPA is the major metabolite of L-DOPA via catechol O-methyltransferase (COMT). 3-Methoxy-L-tyrosine is neither a substrate for nor an inhibitor of L-amino acid decarboxylase activity. Inhibition of COMT enhances the anti-Parkinson activity of L-DOPA. Group: Biochemicals. Alternative Names: 3-Methoxy-L-tyrosine Monohydrate; 3-Methoxy-4-hydroxyphenylalanine Monohydrate; 3-Methoxy-DOPA Monohydrate; 3-Methoxy-L-tyrosine Monohydrate; 3-O-Methyldopa Monohydrate; L-3-Methoxy-4-hydroxyphenylalanine Monohydrate; L-3-O-Methyl-DOPA Monohydrate; L-4-Hydroxy-3-methoxyphenylalanine Monohydrate. Grades: Highly Purified. CAS No. 200630-46-2. Pack Sizes: 10mg, 25mg, 50mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl Quercetin | A metabolite of the flavanoid Quercetin with inhibitory activity on lipopolysaccharide-induced activation of macrophage U937 cells. Group: Biochemicals. Alternative Names: 2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-3-methoxy-4H-1-benzopyran-4-one; 3-Methoxy-3',4',5,7-tetrahydroxyflavone; 3-Methylquercetin; 3-Methylquercetol; 3',4',5,7-Tetrahydroxy-3-methoxyflavone; 5,7,3',4'-Tetrahydroxy-3-methoxyflavone; NSC 154016; Quercetin 3-Methyl Ether; Quercetin-3-O-methyl Ether. Grades: Highly Purified. CAS No. 1486-70-0. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-O-Methyl Thymidine-d3 | An intermediate in the preparation of anti-HIV pharmaceuticals. Group: Biochemicals. Alternative Names: 3-Methoxy-3-deoxythymidine-d3. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-O-(tert-Butyldimethylsilyl)-5,6-trans-Vitamin D2 | Protected 5,6-trans-Vitamin D2 , the main decomposition product of Vitamin D2 (V676040). Group: Biochemicals. Alternative Names: (1,1-Dimethylethyl)[(3 β,5E,7E,22E)-9,10-secoergosta-5,7,10(19),22-tetraen-3-yloxy]dimethyl-silane; (1R, 3aS, 4E, 7aR) -4- [ (2E) -2- [ (5S) -5- [ [ (1, 1-Di methyl ethyl) di methyl silyl] oxy] -2- methyl enecyclohexylidene] ethylidene] octahydro-7a- methyl -1- [ (1R, 2E, 4R) -1, 4, 5-tri methyl -2-hexen-1-yl] -1H-indene. Grades: Highly Purified. CAS No. 104846-63-1. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo-1-phenyl-3- [2- (2, 3-epoxypropoxy) -4-benzyloxyphenyl] propene | 3-Oxo-1-phenyl-3- [2- (2, 3-epoxypropoxy) -4-benzyloxyphenyl] propene. Group: Biochemicals. Alternative Names: 1-[2-(Oxiranylmethoxy)-4-(phenylmethoxy)phenyl]-3-phenyl-. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo-2-propylheptanoic Acid Ethyl Ester | 3-Oxo-2-propylheptanoic Acid Ethyl Ester. Group: Biochemicals. Alternative Names: Ethyl 3-Butyl-2-propyl-3-oxopropionate; β-Oxo-α-propylenanthic. Grades: Highly Purified. CAS No. 96610-56-9. Pack Sizes: 100mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo-2-propylpentanoic Acid Methyl Ester | Valproic Acid derivative. Group: Biochemicals. Alternative Names: 3-Ketovalproic Acid Methyl Ester. Grades: Highly Purified. Pack Sizes: 100mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo-3-desvinylquinine 9-Acetate | Intermediate for the preparation of 3-Hydroxy Quinine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo-4-aza-5α-αndrost-1,5-diene-17 β-carboxylic Acid Methyl Ester | Used in the preparation of Finasteride impurity. Group: Biochemicals. Alternative Names: [4aR-(4aα,4b β, 6aα, 7α, 9a β, 9bα)]-2, 4a, 4b, 5, 6, 6a, 7, 8, 9, 9a, 9b, 10-Dodecahydro-4a, 6a-dimethyl-3-oxo-1H-indeno[5, 4-f]quinoline-7-carboxylic Acid Methyl Ester. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo-4-aza-5α-αndrost-1-ene-17 β-carboxylic Acid Methyl Ester | Finasteride impurity. A novel intermediate in the synthesis of Finasteride, a 5α-reductase inhibitor used for treatment of benign prostatic hyperplasia acne, seborrhea, female hirsutism, prostatitis, and prostatic carcinoma and other hyperandrogenetic related disorders. Group: Biochemicals. Alternative Names: (4aR, 4bS, 6aS, 7S, 9aS, 9bS, 11aR)-2, 4a, 4b, 5, 6, 6a, 7, 8, 9, 9a, 9b, 10, 11, 11a-Tetradecahydro-4a, 6a-dimethyl-2-oxo-. Grades: Highly Purified. CAS No. 103335-41-7. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| (3-Oxo-α -ionylidene) acetonitrile | (3-Oxo-α -ionylidene) acetonitrile. Group: Biochemicals. Alternative Names: 3-Methyl-5-(2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl)-2,4-pentadienenitrile. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| 3-Oxobutanoic Acid 2-Acetoxy-2-methylpropyl Ester-d6 | 3-Oxobutanoic Acid 2-Acetoxy-2-methylpropyl Ester-d6. Group: Biochemicals. Alternative Names: 3-Oxo-butanoic Acid 2-(Acetyloxy)-2-methylpropyl Ester-d6. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo Citalopram | Citalopram intermediate. Group: Biochemicals. Alternative Names: 1-[3-(Dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-3-oxo-. Grades: Highly Purified. CAS No. 372941-54-3. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo-(-)-lentiginosine. | Intermediate for the synthesis of Lentiginosine. Group: Biochemicals. Grades: Highly Purified. CAS No. 160169-49-3. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo Ropinirole Hydrochloride. | A related impurity of Ropinirole, potentially formed during its synthesis. Group: Biochemicals. Alternative Names: 4-[2-(Dipropylamino)ethyl]-1H-indole-2,3-dione. Grades: Highly Purified. CAS No. 221264-21-7. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| 3-p-Anisoyl Acacetin | Acacetin derivative, a flavonoid. Group: Biochemicals. Alternative Names: 5,7-Dihydroxy-3-(4-methoxybenzoyl)-2-(4-methoxyphenyl)-4H-1-benzopyran-4-one. Grades: Highly Purified. CAS No. 874519-13-8. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-(p-Anisyl)-6-hydrazinopyridazine | An Intermediate for the synthesis of the drug Gabazine. Group: Biochemicals. Alternative Names: 3-Hydrazino-6-(p-methoxyphenyl)-pyridazine; 3-Hydrazinyl-6-(4-methoxyphenyl)-pyridazine; SKF 91957. Grades: Highly Purified. CAS No. 18772-76-4. Pack Sizes: 100mg. US Biological Life Sciences. | Worldwide |
| 3-Phenanthrol | A metabolite of Phenanthrene. Group: Biochemicals. Alternative Names: 3-Phenanthrenol; 3-Hydroxyphenanthrene; NSC 30984. Grades: Highly Purified. CAS No. 605-87-8. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
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