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3'-O-Methylguanosine
3'-O-Methylguanosine. Group: Biochemicals. Grades: Highly Purified. CAS No. 10300-27-3. Pack Sizes: 10mg, 25mg, 50mg, 100mg, 250mg. Molecular Formula: C11H15N5O5. US Biological Life Sciences.
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3'-O-Methylguanosine 5'-triphosphate ammonium salt
3'-O-Methylguanosine 5'-triphosphate ammonium salt. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
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3'-O-Methylinosine
3'-O-Methylinosine. Group: Biochemicals. Grades: Highly Purified. CAS No. 75479-64-0. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C11H14N4O5. US Biological Life Sciences.
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3-O-Methyl-L-DOPA 4-Glucuronide
3-O-Methyl-L-DOPA 4-Glucuronide. Group: Biochemicals. Alternative Names: (S)-4-(2-Amino-2-carboxyethyl)-2-methoxyphenyl β-D-Glucopyranosiduronic Acid; 3-O-Methyldopa Glucuronide. Grades: Highly Purified. CAS No. 52583-26-3. Pack Sizes: 1mg. Molecular Formula: C16H21NO10, Molecular Weight: 387.34. US Biological Life Sciences.
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3-O-Methyl-L-DOPA 4-Sulfate
3-O-Methyl-L-DOPA 4-Sulfate. Group: Biochemicals. Alternative Names: 3-Methoxy-O-sulfo-L-tyrosine. Grades: Highly Purified. CAS No. 1391393-86-4. Pack Sizes: 1mg. Molecular Formula: C10H13NO7S, Molecular Weight: 291.279999999999. US Biological Life Sciences.
Worldwide
3-O-Methyl-L-DOPA-d3 4-Glucuronide
3-O-Methyl-L-DOPA-d3 4-Glucuronide. Group: Biochemicals. Alternative Names: (S)-4-(2-Amino-2-carboxyethyl)-2-methoxyphenyl β-D-Glucopyranosiduronic Acid-d3; 3-O-Methyldopa-d3 Glucuronide. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C16H18D3NO10, Molecular Weight: 390.36. US Biological Life Sciences.
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3-O-Methyl-L-DOPA-d3 4-Sulfate
3-O-Methyl-L-DOPA-d3 4-Sulfate. Group: Biochemicals. Alternative Names: 3-Methoxy-O-sulfo-L-tyrosine-d3. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C10H10D3NO7S, Molecular Weight: 294.3. US Biological Life Sciences.
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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.
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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.
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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.
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3-O-Methyl L-DOPA monohydrate
3-O-Methyl L-DOPA monohydrate. Group: Biochemicals. Alternative Names: 3-Methoxy-L-tyrosine monohydrate. Grades: Highly Purified. CAS No. 200630-46-2. Pack Sizes: 10mg, 25mg, 50mg, 100mg, 250mg. Molecular Formula: C10H15NO5. 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.
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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.
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3'-O-Methyl Quercetin 3-O- β-D-Glucuronide
3'-O-Methyl Quercetin 3-O- β-D-Glucuronide is a metabolite of Quercetin (Q509500); a flavonol in fruits and vegetables that has been demonstrated to have antioxidant, anti-inflammatory and immunomodulating influences. Group: Biochemicals. Grades: Highly Purified. CAS No. 36687-76-0. Pack Sizes: 2.5mg, 5mg. Molecular Formula: C22H20O13, Molecular Weight: 492.39. US Biological Life Sciences.
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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.
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3-O-Methyl tolcapone
3-O-Methyl tolcapone. Group: Biochemicals. Alternative Names: (4-Hydroxy-3-methoxy-5-nitrophenyl) (4-methylphenyl) methanone; 4-Hydroxy-3-methoxy-4'-methyl-5-nitrobenzophenone; Ro 40-7591. Grades: Highly Purified. CAS No. 134612-80-9. Pack Sizes: 25mg, 50mg. Molecular Formula: C15H13NO5. US Biological Life Sciences.
Worldwide
3-O-Methyl Tolcapone-d4
3-O-Methyl Tolcapone-d4. Group: Biochemicals. Alternative Names: (4-Hydroxy-3-methoxy-5-nitrophenyl)(4-methylphenyl)methanone-d4; 4-Hydroxy-3-methoxy-4'-methyl-5-nitrobenzophenone-d4; Ro 40-7591-d4. Grades: Highly Purified. Pack Sizes: 2.5mg. Molecular Formula: C15H9D4NO5, Molecular Weight: 291.29. US Biological Life Sciences.
Worldwide
3'-O-Methyluridine
3'-O-Methyluridine. Group: Biochemicals. Grades: Highly Purified. CAS No. 6038-59-1. Pack Sizes: 25mg, 50mg, 100mg, 250mg, 500mg. Molecular Formula: C10H14N2O6. US Biological Life Sciences.
Worldwide
3'-O-Methyluridine-5'-triphosphate ammonium salt
3'-O-Methyluridine-5'-triphosphate ammonium salt. Group: Biochemicals. Alternative Names: 3'-OMeUTP. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
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3'-O-Propargyladenosine
3'-O-Propargyladenosine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. US Biological Life Sciences.
Worldwide
3'-O-Propargylcytidine
3'-O-Propargylcytidine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg, 10mg, 50mg, 100mg. US Biological Life Sciences.
Worldwide
3'-O-Propargylguanosine
3'-O-Propargylguanosine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. US Biological Life Sciences.
Worldwide
3'-O-Propargyluridine
3'-O-Propargyluridine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. US Biological Life Sciences.
3-O-tert-Butyldimethylsilyl 7 β-Hydroxy Cholesterol-d7 is a derivative of 7α-Hydroxy Cholesterol-d7 (H917992), a metabolite of Cholesterol (C432501). 3-O-tert-Butyldimethylsilyl 7 β-Hydroxy Cholesterol-d7 is used in the preparation of deuterated isotopomers of sterols. Group: Biochemicals. Alternative Names: (3 β,7 β ) -3-[[ (1, 1-Dimethylethyl) dimethylsilyl]oxy]-cholest-5-en-7-ol. Grades: Highly Purified. Pack Sizes: 500ug. US Biological Life Sciences.
3-O-tert-Butyldimethylsilyl 7-Dehydro Desmosterol-d6 is an intermediate in the preparation of 7-Dehydro Desmosterol-d6 (D229557). Group: Biochemicals. Alternative Names: (3 β)-3-O-tert-Butyldimethylsilyl-cholesta-5,7,24-trien-3-ol-d6; 3-O-tert-Butyldimethylsilyl-cholesta-5,7,24-trien-3 β-ol-d6; 3-O-tert-Butyldimethylsilyl-7-dehydrodesmosterol-d6; 3-O-tert-Butyldimethylsilyl-cholesta-5,7,24(25)-trien-3 β-ol-d6; 3-O-tert-Butyldimethylsilyl-cholesta-5,7,24-triene-3 β-ol-d6. Grades: Highly Purified. Pack Sizes: 500ug. US Biological Life Sciences.
Worldwide
3-O-tert-Butyldimethylsilyl Cholesterol-d7
Isotope labelled 3-O-tert-Butyldimethylsilyl Cholesterol is a protected derivative of Cholesterol (C432501). Group: Biochemicals. Alternative Names: [[(3 β ) -Cholest-5-en-3-yl]oxy] (1, 1-dimethylethyl) dimethylsilane-d7; Cholesterol TBDMS Ether-d7. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
A derivative of S. Group: Biochemicals. Alternative Names: (2S, 3R, 4E) -2-Amino-3- (tertbutyldi methyl silyloxy) -2-fluorenylcarbonylamino-4-octadecene-1-ol. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
3-O-(tert-Butyldimethylsilyloxy)-6-O-desmethyl buprenorphine. Group: Biochemicals. Alternative Names: [5a, 7a (S) ]-17- (Cyclopropylmethyl) -a- (1, 1-dimethylethyl) -3-[[ (1, 1-dimethylethyl) dimethylsilyl]oxy]-4, 5-epoxy-18, 19-dihydro-6-hydroxy-a-methyl-6, 14-ethenomorphinan-7-methanol. Grades: Highly Purified. CAS No. 130668-49-4. Pack Sizes: 1mg, 2mg, 5mg, 10mg, 25mg. Molecular Formula: C34H53NO4Si. US Biological Life Sciences.
Worldwide
3-O-Tosyl Entecavir
Protected Entecavir. An oral antiviral drug used in the treatment of hepatitis B infection. A guanine analogue that inhhibits all three steps in the viral replication process. Group: Biochemicals. Alternative Names: 2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-hydroxy-3-(tosyloxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
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.
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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.
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3-Oxo-cyclobutanecarboxylic acid
3-Oxo-cyclobutanecarboxylic acid. Group: Biochemicals. Grades: Highly Purified. CAS No. 23761-23-1. Pack Sizes: 10g, 25g, 50g, 100g, 250g. Molecular Formula: C5H6O3. US Biological Life Sciences.
Worldwide
3-oxocyclopent-1-enecarboxylic acid
3-oxocyclopent-1-enecarboxylic acid. Group: Biochemicals. Grades: Highly Purified. CAS No. 196496-02-3. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g. US Biological Life Sciences.
Worldwide
3-oxocyclopent-1-enecarboxylic acid ≥97% (HPLC)
3-oxocyclopent-1-enecarboxylic acid ≥97% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 250mg, 1g, 5g. US Biological Life Sciences.
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3-Oxodecanoic acid ethyl ester
3-Oxodecanoic acid ethyl ester. Group: Biochemicals. Grades: Highly Purified. CAS No. 13195-66-9. Pack Sizes: 10g, 25g, 50g, 100g, 250g. Molecular Formula: C12H22O3. US Biological Life Sciences.
Worldwide
3-Oxoindan-4-carboxylic acid
3-Oxoindan-4-carboxylic acid. Group: Biochemicals. Alternative Names: 2,3-Dihydro-3-oxo-indene-4-carboxylic acid; 3-Oxo-4-indancarboxylic acid. Grades: Highly Purified. CAS No. 71005-12-4. Pack Sizes: 100mg, 250mg, 500mg, 1g, 2g. Molecular Formula: C10H8O3. US Biological Life Sciences.
Worldwide
3-Oxo-(-)-lentiginosine
3-Oxo-(-)-lentiginosine. Group: Biochemicals. Alternative Names: (1R,2S,8aR)-Hexahydro-1,2-dihydroxy-3(2H)-indolizinone. Grades: Highly Purified. CAS No. 160169-49-3. Pack Sizes: 1mg, 2mg, 5mg, 10mg, 25mg. Molecular Formula: C8H13NO3. 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.
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3-Oxo-olean-12-en-28-oic acid
3-Oxo-olean-12-en-28-oic acid. Group: Biochemicals. Alternative Names: Oleanonic acid. Grades: Plant Grade. CAS No. 17990-42-0. Pack Sizes: 20mg. Molecular Formula: C30H46O3, Molecular Weight: 454.684. US Biological Life Sciences.
Worldwide
3-Oxopentanoic acid
3-Oxopentanoic acid. Group: Biochemicals. Alternative Names: 3-Ketopentanoic acid; 3-Ketovaleric acid; 3-Oxo-n-valeric acid. Grades: Highly Purified. CAS No. 10191-25-0. Pack Sizes: 100mg, 250mg, 500mg, 1g, 2g. Molecular Formula: C5H8O3. US Biological Life Sciences.
Worldwide
3-Oxo-piperazine-2-carboxylic acid methyl ester
3-Oxo-piperazine-2-carboxylic acid methyl ester. Group: Biochemicals. Grades: Highly Purified. CAS No. 41817-92-9. Pack Sizes: 25mg, 50mg, 100mg, 250mg, 500mg. US Biological Life Sciences.
3-Oxo-piperazine-2-carboxylic acid methyl ester ≥96%. Group: Biochemicals. Grades: Reagent Grade. CAS No. 41817-92-9. Pack Sizes: 100mg, 250mg, 1g. US Biological Life Sciences.
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3-Oxo ropinirole hydrochloride
3-Oxo ropinirole hydrochloride. Group: Biochemicals. Alternative Names: 4-[2-(Dipropylamino)ethyl]-1H-indole-2,3-dione. Grades: Highly Purified. CAS No. 221264-21-7. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C16H23ClN2O2. 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-Oxo Rosuvastatin Sodium Salt
3-Oxo Rosuvastatin Sodium Salt. Group: Biochemicals. Grades: Highly Purified. CAS No. 1346606-28-7. Pack Sizes: 1mg, 5mg, 10mg. US Biological Life Sciences.
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3-oxo-urs-12-en-28-oic acid
3-oxo-urs-12-en-28-oic acid. Group: Biochemicals. Alternative Names: Ursonic acid;3-Ketone. Grades: Plant Grade. CAS No. 6246-46-4. Pack Sizes: 20mg. Molecular Formula: C30H46O3, Molecular Weight: 454.684. US Biological Life Sciences.
Worldwide
3-Palmitoyl-sn-glycerol
3-Palmitoyl-sn-glycerol. Group: Biochemicals. Alternative Names: L-a-Palmitin; (R)-Glycerol 1-palmitate. Grades: Highly Purified. CAS No. 32899-41-5. Pack Sizes: 500mg, 1g, 2g, 5g. US Biological Life Sciences.
Worldwide
3-p-Anisoyl-acacetin
3-p-Anisoyl-acacetin. 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: 1mg, 2mg, 5mg, 10mg, 25mg. Molecular Formula: C24H18O7. US Biological Life Sciences.
Worldwide
3-Pentyl Acetoacetate
3-Pentyl Acetoacetate. Group: Biochemicals. Alternative Names: Acetoacetic Acid 3-Amyl Ester; Acetoacetic Acid 3-Pentyl Ester; 3-Amyl Acetoacetate. Grades: Highly Purified. CAS No. 13562-81-7. Pack Sizes: 10g, 25g, 50g, 100g, 250g. US Biological Life Sciences.
Worldwide
3-Pentylthiophene
3-Pentylthiophene. Group: Biochemicals. Grades: Highly Purified. CAS No. 102871-31-8. Pack Sizes: 1g, 2g, 5g, 10g. Molecular Formula: C9H14S. US Biological Life Sciences.
Worldwide
3-Pentynoic Acid
3-Pentynoic Acid. Group: Biochemicals. Grades: Highly Purified. CAS No. 36781-65-4. Pack Sizes: 250mg. Molecular Formula: C5H6O2, Molecular Weight: 98.1. US Biological Life Sciences.
Worldwide
3-Phenoxybenzaldehyde
Deltamethrin intermediate. Group: Biochemicals. Alternative Names: m- (Phenyloxy) benzaldehyde; m-Phenoxybenzaldehyde; 5-Phenoxybenzaldehyde. Grades: Highly Purified. CAS No. 39515-51-0. Pack Sizes: 2.5g. US Biological Life Sciences.
Worldwide
3-Phenoxybenzaldehyde-d5
Labeled Deltamethrin intermediate. Group: Biochemicals. Alternative Names: m- (Phenyloxy) benzaldehyde-d5; m-Phenoxybenzaldehyde-d5; 5-Phenoxybenzaldehyde-d5. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
Worldwide
3-Phenoxy-Benzenesulfonyl Chloride
3-Phenoxy-Benzenesulfonyl Chloride. Group: Biochemicals. Grades: Highly Purified. CAS No. 252873-46-4. Pack Sizes: 25mg, 50mg, 100mg, 250mg, 500mg. US Biological Life Sciences.
Worldwide
3-Phenoxy-Benzenesulfonyl Chloride ≥96% (NMR)
3-Phenoxy-Benzenesulfonyl Chloride ≥96% (NMR). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg, 1g, 5g. US Biological Life Sciences.