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4,5-Dicyanoimidazole
4,5-Dicyanoimidazole. Group: Biochemicals. Grades: Highly Purified. CAS No. 1122-28-7. Pack Sizes: 25g, 50g, 100g, 250g, 500g. Molecular Formula: C5H2N4. US Biological Life Sciences.
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4,5-Difluoroindole
4,5-Difluoroindole. Group: Biochemicals. Grades: Highly Purified. CAS No. 247564-63-2. Pack Sizes: 500mg, 1g, 2g, 5g, 10g. US Biological Life Sciences.
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4,5-Difluoroindole ≥97%
4,5-Difluoroindole ≥97%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 250mg, 1g, 5g, 25g. US Biological Life Sciences.
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4,5-Dihydro-19-nortestosterone-17b-decanoate
4,5-Dihydro-19-nortestosterone-17b-decanoate. Group: Biochemicals. Alternative Names: 17b-Hydroxy-5-a-estran-3-one-17b-decanoate; 17b-Hydroxy-19-nor-5-a-Androstan-3-one-17b-decanoate. Grades: Highly Purified. CAS No. 1037511-17-3. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C28H46O3. US Biological Life Sciences.
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4,5-Dihydro-1-benzoazepin-2(3H)-one
4,5-Dihydro-1-benzoazepin-2(3H)-one. Group: Biochemicals. Alternative Names: 1,3,4,5-Tetrahydro-1-benzazepin-2-one; 1,3,4,5-Tetrahydro-2H-1-benzazepin-2-one; 1, 3, 4, 5-Tetrahydrobenzo [b]azepin-2-one. Grades: Highly Purified. CAS No. 4424-80-0. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g. Molecular Formula: C10H11NO. US Biological Life Sciences.
A cofactor of microbial quinoprotein enzyme, and imidazopyrroline. A redox/cofactor found in a a class of enzymes called quinoproteins. Group: Biochemicals. Alternative Names: Methoxatin, Pyrroloquinoline, PQQ. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
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4,5-Dihydro-6-phenyl-3(2H)-pyridazinone
4,5-Dihydro-6-phenyl-3(2H)-pyridazinone. Group: Biochemicals. Alternative Names: 6-Phenyl-4,5-dihydro-2H-pyridazin-3-one. Grades: Highly Purified. CAS No. 1011-46-7. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. US Biological Life Sciences.
4,5-Dihydro-6-phenyl-3(2H)-pyridazinone 99+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg, 1g, 5g. US Biological Life Sciences.
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4',5'-Dihydro-8-Hydroxy Psoralen
4',5'-Dihydro-8-hydroxypsoralen is a furancouramin with inhibitory activity on CYP3A4 as well as inhibitory effects on prostaglandin E2 production. 4',5'-Dihydro-8-hydroxypsoralen is an impurity of 8-Methoxypsoralen , also known as Methoxsalen. Group: Biochemicals. Alternative Names: 2,3-Dihydro-9-hydroxy-7H-furo[3,2-g][1]benzopyran-7-one; 2,3-Dihydro-6,7-dihydroxy-5-benzofuranacrylic Acid δ-Lactone; 2,3-Dihydroxanthotoxol. Grades: Highly Purified. CAS No. 68123-30-8. Pack Sizes: 25mg. US Biological Life Sciences.
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4',5'-Dihydro-8-methoxy Psoralen
4',5'-Dihydro-8-methoxypsoralen is a furocouramin derivative with insect antifeeding activity. 4',5'-Dihydro-8-methoxypsoralen is dihydro impurity as well as a metabolite of 8-Methoxypsoralen , also known as Methoxsalen. Group: Biochemicals. Alternative Names: 2,3-Dihydro-9-methoxy-7H-furo[3,2-g][1]benzopyran-7-one;2,3-Dihydro-6-hydroxy-7-methoxy-5-benzofuranacrylic Acid δ-Lactone; 4',5'-Dihydro-8-methoxypsoralen; 9-Methoxy-2,3-dihydrofuro[3,2-g]coumarin; NSC 401281. Grades: Highly Purified. CAS No. 3779-3-1. Pack Sizes: 25mg. US Biological Life Sciences.
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4,5-Dihydrooxazole
4,5-Dihydrooxazole. Group: Biochemicals. Alternative Names: 2-Oxazoline. Grades: Highly Purified. CAS No. 504-77-8. Pack Sizes: 1g, 2g, 5g, 10g. Molecular Formula: C3H5NO. US Biological Life Sciences.
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4,5-Dihydro prednisone
4,5-Dihydro prednisone. Group: Biochemicals. Alternative Names: (5a)-17,21-Dihydroxypregn-1-ene-3,11,20-trione; 17,21-Dihydroxy-5a-pregn-1-ene-3,11,20-trione. Grades: Highly Purified. CAS No. 103881-93-2. Pack Sizes: 1mg, 2mg, 5mg, 10mg, 25mg. Molecular Formula: C21H28O5. US Biological Life Sciences.
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4,5-Dihydroxy-1,3-benzenedisulfonic acid disodium salt monohydrate
4,5-Dihydroxy-1,3-benzenedisulfonic acid disodium salt monohydrate. Group: Biochemicals. Alternative Names: Tiron; 4,5-Dihydroxy-1,3-benzenedisulfonic acid. Grades: Highly Purified. CAS No. 270573-71-2,149-45-1. Pack Sizes: 25g, 50g, 100g, 250g, 500g. Molecular Formula: (OH)2C6H2(SO3Na)2·H2O. US Biological Life Sciences.
4',5-Di-O-acetyl-7-O-tert-butyldimethylsilyl genistein. Group: Biochemicals. Alternative Names: 5- (Acetyloxy) -3-[4- (acetyloxy) phenyl]-7-[[ (1, 1-dimethylethyl) dimethylsilyl]oxy]-4H-1-benzopyran-4-one. Grades: Highly Purified. CAS No. 470666-99-0. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C25H28O7Si. US Biological Life Sciences.
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4',5-Di-O-acetyl genistein
4',5-Di-O-acetyl genistein. Group: Biochemicals. Alternative Names: 5-(acetyloxy)-3-[4-(acetyloxy)phenyl]-7-hydroxy-4H-1-benzopyran-4-one. Grades: Highly Purified. CAS No. 656229-81-1. Pack Sizes: 2mg, 5mg, 10mg, 25mg, 50mg. Molecular Formula: C19H14O7. US Biological Life Sciences.
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4,5-Di-O-acetyl Genistein
Protected Genistein. Group: Biochemicals. Alternative Names: 5-(acetyloxy)-3-[4-(acetyloxy)phenyl]-7-hydroxy-. Grades: Highly Purified. CAS No. 656229-81-1. Pack Sizes: 5mg. US Biological Life Sciences.
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4,5-Diphenyl-2-imidazolethiol
4,5-Diphenyl-2-imidazolethiol. Group: Biochemicals. Grades: Highly Purified. CAS No. 2349-58-8. Pack Sizes: 5g. Molecular Formula: C15H12N2S. US Biological Life Sciences.
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4,5-Diphenyl-2-methylthiazole
4,5-Diphenyl-2-methylthiazole. Group: Biochemicals. Alternative Names: 2-Methyl-4,5-diphenylthiazole. Grades: Highly Purified. CAS No. 3755-83-7. Pack Sizes: 1g, 2g, 5g, 10g, 23g. Molecular Formula: C16H13NS. US Biological Life Sciences.
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4,5-Diphenylimidazole
4,5-Diphenylimidazole. Group: Biochemicals. Alternative Names: 4,5-Diphenyl-1H-imidazole. Grades: Highly Purified. CAS No. 668-94-0. Pack Sizes: 25g, 50g, 100g, 250g. US Biological Life Sciences.
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4,5-Diphenylimidazole 98+% (HPLC)
4,5-Diphenylimidazole 98+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 5g, 25g, 100g, 250g. US Biological Life Sciences.
4(5)-Methyl-1H-imidazole-2-carbaldehyde ≥95% (NMR). Group: Biochemicals. Grades: Reagent Grade. CAS No. 113825-16-4. Pack Sizes: 100mg, 250mg, 1g, 5g. US Biological Life Sciences.
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4-(5-Methyl-4H-[1,2,4]triazol-3-yl)phenylamine
4-(5-Methyl-4H-[1,2,4]triazol-3-yl)phenylamine. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 250mg, 1g, 2.5g. US Biological Life Sciences.
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4,5-Methylenedioxy-2-nitroacetophenone
4,5-Methylenedioxy-2-nitroacetophenone. Group: Biochemicals. Alternative Names: 1-(6-Nitro-1,3-benzodioxol-5-yl)ethan-1-one. Grades: Highly Purified. CAS No. 56136-84-6. Pack Sizes: 1g, 2g, 5g, 10g, 25g. Molecular Formula: C9H7NO5. US Biological Life Sciences.
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4-(5-Phenyl-thiazol-2-yl)piperidine
4-(5-Phenyl-thiazol-2-yl)piperidine. Group: Biochemicals. Grades: Highly Purified. CAS No. 885274-68-0. Pack Sizes: 25mg, 50mg, 100mg, 250mg, 500mg. US Biological Life Sciences.
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4-(5-Phenyl-thiazol-2-yl)piperidine ≥95% (HPLC)
4-(5-Phenyl-thiazol-2-yl)piperidine ≥95% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg, 1g. US Biological Life Sciences.
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4-(6,8-Dibromo-3(4H)-quinazolinyl)-cyclohexanol
4-(6,8-Dibromo-3(4H)-quinazolinyl)-cyclohexanol is an impurity of Ambroxol, a bronchosecretolytic drug. Group: Biochemicals. Grades: Highly Purified. CAS No. 1797894-71-3. Pack Sizes: 10mg, 25mg, 50mg. Molecular Formula: C??H??Br?N?O. US Biological Life Sciences.
4-[[6-Amino-5-bromo-2-[(4-cyanophenyl)amino]-4-pyrimidinyl]oxy]-3,5-dimethyl -benzonitrile. Group: Biochemicals. Grades: Highly Purified. CAS No. 269055-15-4. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. Molecular Formula: C20H15BrN6O. US Biological Life Sciences.
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4,6-Bis(difluoromethoxy)-2-(methylthio)pyrimidine
4, 6-Bis (difluoromethoxy) -2- (methylthio) pyrimidine. Group: Biochemicals. Grades: Highly Purified. CAS No. 100478-25-9. Pack Sizes: 10g, 25g, 50g, 100g, 250g. US Biological Life Sciences.
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4, 6-Bis (Diphenylphosphino) phenoxazine
4, 6-Bis (Diphenylphosphino) phenoxazine. Group: Biochemicals. Alternative Names: NiXanthphos. Grades: Highly Purified. CAS No. 261733-18-0. Pack Sizes: 500mg. Molecular Formula: C37H26NOP2, Molecular Weight: 551.549999999999. US Biological Life Sciences.
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4,6-Diacetylresorcinol
4,6-Diacetylresorcinol. Group: Biochemicals. Alternative Names: 1,1'-(4,6-Dihydroxy-1,3-phenylene)bisethanone; Resodiacetophenone. Grades: Highly Purified. CAS No. 2161-85-5. Pack Sizes: 2g, 5g, 10g, 25g, 50g. US Biological Life Sciences.
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4',6-Diamidino-2-phenylindole dihydrochloride
A cell-permeable DNA-binding dye. Binds preferentially to DNA rich in adenine and thymine. Used in flow cytometry for measuring nuclear DNA content or for sorting isolated chromosomes. Group: Biochemicals. Alternative Names: DAPI·2HCl; 2-(4-Amidinophenyl)indole-6-carboxamidine Dihydrochloride; 2- (4-Carbamimidoylphenyl) indole-6-carboximidamide Dihydrochloride. Grades: Highly Purified. CAS No. 28718-90-3. Pack Sizes: 50mg, 100mg, 250mg, 500mg. Molecular Formula: C16H17Cl2N5. US Biological Life Sciences.
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4,6-Diamino-5-benzeneazo-2-methylpyrimidine
4,6-Diamino-5-benzeneazo-2-methylpyrimidine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1g. US Biological Life Sciences.
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4,6-Diamino-5-iodopyrimidine
4,6-Diamino-5-iodopyrimidine. Group: Biochemicals. Grades: Highly Purified. CAS No. 214907-09-2. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. Molecular Formula: C4H5IN4. US Biological Life Sciences.
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4,6-Diaminopyrimidine
4,6-Diaminopyrimidine. Group: Biochemicals. Alternative Names: 4,6-Pyrimidinediamine; NSC 211429. Grades: Highly Purified. CAS No. 2434-56-2. Pack Sizes: 2.5g. Molecular Formula: C4H6N4, Molecular Weight: 110.12. US Biological Life Sciences.
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4,6-Diaminoresorcinol dihydrochloride
4,6-Diaminoresorcinol dihydrochloride. Group: Biochemicals. Grades: Highly Purified. CAS No. 16523-31-2. Pack Sizes: 1g, 2g, 5g, 10g, 25g. Molecular Formula: C6H10N2O2Cl2. US Biological Life Sciences.
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4,6-Dibromo-2,3-dichloroaniline
4,6-Dibromo-2,3-dichloroaniline is a bromination product of dichloro-substituted aniline. 4,6-Dibromo-2,3-dichloroaniline is used in the preparation of benzothiazoles. Group: Biochemicals. Alternative Names: 2,3-Dichloro-4,6-dibromobenzenamine; 4,6-Dibromo-2,3-dichlorobenzenamine. Grades: Highly Purified. CAS No. 113571-15-6. Pack Sizes: 1g. US Biological Life Sciences.
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4,6-Dibromopyrimidine
4,6-Dibromopyrimidine. Group: Biochemicals. Grades: Highly Purified. CAS No. 36847-10-6. Pack Sizes: 1g, 2g, 5g, 10g. US Biological Life Sciences.
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4,6-Dichloro-1H-indole-2,3-dione
4,6-Dichloro-1H-indole-2,3-dione. Group: Biochemicals. Grades: Highly Purified. CAS No. 18711-15-4. Pack Sizes: 1g, 2g, 5g, 10g, 25g. US Biological Life Sciences.