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
Suppliers Website
5-(Acetyloxy)-1,3-oxathiolane-2-methanol Benzoate
5-(Acetyloxy)-1,3-oxathiolane-2-methanol Benzoate is an intermediate used in the synthesis of antiviral nucleosides. Group: Biochemicals. Alternative Names: 5-(Acetyloxy)-1,3-oxathiolane-2-methanol 2-Benzoate. Grades: Highly Purified. CAS No. 146726-76-3. Pack Sizes: 10mg. US Biological Life Sciences.
A reactant used in the preparation of carboxamido-substituted opioids. Group: Biochemicals. Alternative Names: (5α)-4,5-Epoxy-3,14-dihydroxy-17-(2-propen-1-yl)-morphinan-6-one Cyclic 1,2-Ethanediyl Acetal. Grades: Highly Purified. CAS No. 646032-89-5. Pack Sizes: 25mg. US Biological Life Sciences.
(5α,6 β)-4,5-Epoxy-6-[[(2E)-3-(3-furanyl)-1-oxo-2-propenyl]methylamino]-14-hydroxy-3-methoxymorphinan-17-carboxylic Acid 9H-Fluoren-9-ylmethyl Ester is an intermediate in the synthesis of Nalfurafine (N255600), which is a κ-opioid receptor agonist marketed as a treatment for uremic pruritus in hemodialysis patients. Group: Biochemicals. Grades: Highly Purified. CAS No. 742075-11-2. Pack Sizes: 5mg, 25mg. Molecular Formula: C40H38N2O7. US Biological Life Sciences.
Worldwide
5α,6 β-Dibromostigmastan-3 β-yl 3-Acetate
5α,6 β-Dibromostigmastan-3 β-yl 3-Acetate is a reactant used in the preparation of methylenecholestendiol and phytosterol biosynthesis. Group: Biochemicals. Alternative Names: (3 β,5α,6 β,22E)-5,6-Dibromo-stigmast-22-en-3-ol 3-Acetate; 5,6 β-Dibromo-5α-stigmast-22-en-3 β-ol Acetate. Grades: Highly Purified. CAS No. 32212-73-0. Pack Sizes: 50mg. US Biological Life Sciences.
5α,8α-[N,N-(4-Phenylurazole)]-3 β-O-tert-butyldimethylsilyloxy-chol-6-en-24-oic Acid Methyl Ester is an intermediate in the preparation of 7-Dehydro Desmosterol-d6 (D229557). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
5α,8α-[N,N-(4-Phenylurazole)]-3-O-tert-butyldimethylsilyl-chol-6-en-24-al-3 β-ol is an intermediate in the preparation of 7-Dehydro Desmosterol-d6 (D229557). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
5α,8α-[N,N-(4-Phenylurazole)]-3-O-tert-butyldimethylsilyl-chol-6-en-3 β,24-diol is an intermediate in the preparation of 7-Dehydro Desmosterol-d6 (D229557). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
5α,8α-[N,N-(4-Phenylurazole)]-3-O-tert-butyldimethylsilyl-cholest-7-ene-3 β,24-diol-d7. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
Worldwide
5α-Androst-15-ene-3,17-dione
5α-Androst-15-ene-3,17-dione. Group: Biochemicals. Grades: Highly Purified. CAS No. 127380-69-2. Pack Sizes: 50mg. Molecular Formula: C19H26O2, Molecular Weight: 286.41. US Biological Life Sciences.
Worldwide
(5α)-Androsta-2,16-dien-17-ol 17-Acetate
A reactant used in the preparation of Rocuronium (R639500) and its derivatives. Group: Biochemicals. Alternative Names: 17-Acetoxy-5α-androsta-2,16-diene. Grades: Highly Purified. CAS No. 50588-42-6. Pack Sizes: 250mg. US Biological Life Sciences.
Worldwide
5α-Cholesta-7,24-diene-3 β-ol
5α-Cholesta-7,24-diene-3 β-ol. Group: Biochemicals. Alternative Names: (3 β,5α)-Cholesta-7,24-dien-3-ol; 5α-Cholesta-7,24-dien-3 β-ol. Grades: Highly Purified. CAS No. 651-54-7. Pack Sizes: 2.5mg. Molecular Formula: C27H44O, Molecular Weight: 384.64. US Biological Life Sciences.
Worldwide
5α-Cholestan-3 β-ol
5α-Cholestan-3 β-ol is a carbon stanol formed from biohydrogenation of Cholesterol (C432501) in the gut. Studies have also examined the conversion of 5α-Cholestan-3 β-ol catalyzed by 3- β-hydroxysteroid dehydrogenase of rat liver. Group: Biochemicals. Alternative Names: (3 β,5α)-Cholestan-3-ol; 3 β-Hydroxy-5α-cholestane; 3 β-Hydroxycholestane; 5α(H)-Cholestan-3 β-ol; 5α-Cholestanol; 5α-Dihydrocholesterol; Cholestan-3 β-ol; Cholestanol; Dihydrocholesterin; Dihydrocholesterol; Dihydrolathosterol; Lathostanol; NSC 18188; Zymostanol; β-Cholestanol. Grades: Highly Purified. CAS No. 80-97-7. Pack Sizes: 100mg. US Biological Life Sciences.
Worldwide
5α-Cholestan-3 β-ol-d7
5α-Cholestan-3 β-ol-d7 is the isotope labelled analog of 5α-Cholestan-3 β-ol. 5α-Cholestan-3 β-ol is a carbon stanol formed from biohydrogenation of Cholesterol (C432501) in the gut. Group: Biochemicals. Alternative Names: (3 β,5α)-Cholestan-25,26,26,26,27,27,27-d7-3-ol; (3 β,5α)-Cholestan-3-ol-d7; 3 β-Hydroxy-5α-cholestane-d7; 3 β-Hydroxycholestane-d7; 5α(H)-Cholestan-3 β-ol-d7; 5α-Cholestanol-d7; 5α-Dihydrocholesterol-d7; Cholestan-3 β-ol-d7; Cholestanol-d7; Dihydrocholesterin-d7; Dihydrocholesterol-d7; Dihydrolathosterol-d7; Lathostanol-d7; NSC 18188-d7; Zymostanol-d7; β-Cholestanol-d7. Grades: Highly Purified. CAS No. 84061-69-8. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
5 α -Di hydrodeoxycorticost erone
5 α -Di hydrodeoxycorticost erone. Group: Biochemicals. Alternative Names: 21-Hydroxy-5α-pregnane-3,20-dione; 5α-Dihydro-11-deoxycorticosterone; 5α-Pregnan-21-ol-3,20-dione; Allopregnane-21-ol-3,20-dione. Grades: Highly Purified. CAS No. 298-36-2. Pack Sizes: 50mg. Molecular Formula: C21H32O3, Molecular Weight: 332.48. US Biological Life Sciences.
Worldwide
5α-Dihydrolevonorgestrel
5α-Dihydrolevonorgestrel. Group: Biochemicals. Alternative Names: (5α,17α)-13-Ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one. Grades: Highly Purified. CAS No. 78088-19-4. Pack Sizes: 10mg. Molecular Formula: C21H30O2, Molecular Weight: 314.459999999999. US Biological Life Sciences.
Worldwide
(5α)-Pregnane-3,20-dione
(5α)-Pregnane-3,20-dione. Group: Biochemicals. Alternative Names: 5α-Pregnane-3,20-dione (8CI); 5α-Pregnanedione (7CI); (+)-(5α)-Pregnane-3,20-dione; 3,20-Allopregnanedione; 3,20-Dioxo-5α-pregnane; 5α-Dihydro-P4; 5α-Dihydroprogesterone; NSC 18319. Grades: Highly Purified. CAS No. 566-65-4. Pack Sizes: 1g. Molecular Formula: C21H32O2, Molecular Weight: 316.48. US Biological Life Sciences.
Worldwide
5α-Pregnane-3 β,20(S)-diol
5α-Pregnane-3 β,20(S)-diol. Group: Biochemicals. Alternative Names: (3 β,5α,20S)-Pregnane-3,20-diol; 5α-Pregnane-3 β,20α-diol; 3 β,20α-Dihydroxy-5α-pregnane; Allopregnane-3 β,20α-diol; Pregnanediol IV; UC 1019. Grades: Highly Purified. CAS No. 566-56-3. Pack Sizes: 25mg. Molecular Formula: C21H36O2, Molecular Weight: 320.51. US Biological Life Sciences.
Worldwide
5α-Pregnane-3-one-20α-ol
5α-Pregnane-3-one-20α-ol. Group: Biochemicals. Alternative Names: (5α,20S)-20-Hydroxypregnan-3-one; 20α-Hydroxy-5α-pregan-3-one; 20α-Hydroxy-5α-pregnan-3-one; 5 α , 20 α -Tetra hydroprogesterone; 5α-Pregnan-20α-ol-3-one. Grades: Highly Purified. CAS No. 516-59-6. Pack Sizes: 25mg. Molecular Formula: C21H34O2, Molecular Weight: 318.49. US Biological Life Sciences.
Worldwide
5-Amino-(1H)-1,2,4-triazole-3-acetic Acid
5-Amino-(1H)-1,2,4-triazole-3-acetic Acid. Group: Biochemicals. Alternative Names: 5-Amino-3-carboxymethyl-1,2,4-triazole; 5-Amino-1H-1,2,4-triazole-3-acetic Acid. Grades: Highly Purified. CAS No. 143832-52-4. Pack Sizes: 1g. Molecular Formula: C4H6N4O2, Molecular Weight: 142.12. US Biological Life Sciences.
Worldwide
5-Amino-1H-pyrazole-3-carboxylic Acid Ethyl Ester
5-Amino-1H-pyrazole-3-carboxylic Acid Ethyl Ester. Group: Biochemicals. Alternative Names: Ethyl 5-Aminopyrazole-3-carboxylate. Grades: Highly Purified. CAS No. 105434-90-0. Pack Sizes: 1g. Molecular Formula: C6H9N3O2, Molecular Weight: 155.15. US Biological Life Sciences.
Intermediate in the preparation of Akt inhibitors. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences.
Worldwide
5-Amino-2,4,6-triiodo-N-methylisophthalamic Acid
5-Amino-2,4,6-triiodo-N-methylisophthalamic Acid. Group: Biochemicals. Alternative Names: 3-Amino-2, 4, 6-triiodo-5-[ (methylamino) carbonyl]benzoic Acid; 5-Amino-2,4,6-triiodo-N-methyl-Isophthalamic Acid. Grades: Highly Purified. CAS No. 2280-89-9. Pack Sizes: 10mg. Molecular Formula: C9H7I3N2O3, Molecular Weight: 571.88. US Biological Life Sciences.
Worldwide
5-Amino-2,4-dimethylthiazole
5-Amino-2,4-dimethylthiazole. Group: Biochemicals. Grades: Highly Purified. CAS No. 856568-04-2. Pack Sizes: 100mg. Molecular Formula: C5H8N2S, Molecular Weight: 128.199999999999. US Biological Life Sciences.
Worldwide
5-Amino-2-bromo-4-fluorobenzoic Acid Methyl Ester
5-Amino-2-bromo-4-fluorobenzoic Acid Methyl Ester. Group: Biochemicals. Grades: Highly Purified. CAS No. 1036389-86-2. Pack Sizes: 250mg. Molecular Formula: C8H7BrFNO2, Molecular Weight: 248.05. US Biological Life Sciences.
Worldwide
5-Amino-2-chlorophenol
5-Amino-2-chlorophenol is used in the synthesis of antimalarial quinolones. Also used in the synthesis of potent anti-HIV agents based upon pyrimidinylphenylamine 1. Group: Biochemicals. Alternative Names: 2-Chloro-5-aminophenol; 3-Amino-6-chlorophenol; 3-Hydroxy-4-chloroaniline; 5-Amino-2-chlorophenol. Grades: Highly Purified. CAS No. 6358-6-1. Pack Sizes: 5g. US Biological Life Sciences.
5-Amino-4-cyano-2-(methoxycarbonyl)-3-thiopheneacetic Acid Methyl Ester is an intermediate used in the preparation of Strontium Ranelate (S687700). Group: Biochemicals. Alternative Names: Methyl 5-Amino-4-cyano-3-(2-methoxy-2-oxoethyl)-2-thiophenecarboxylate. Grades: Highly Purified. CAS No. 674773-12-7. Pack Sizes: 5g. US Biological Life Sciences.
5-Amino-N,N-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide Tetraacetate is an intermediate in the preparation of X-ray contrast agents such as Iohexol (I729500), Ioversol (I737000), Ioxilan (I737500), Iopamidol (I735600). Group: Biochemicals. Alternative Names: 3, 5- (2, 3-Diacetoxypropyl aminocarbonyl) -2, 4, 6-triiodoaniline; 5-Amino-N,N'-bis(2,3-diacetoxypropyl)-2,4,6-triiodoisophthalamide. Grades: Highly Purified. CAS No. 76801-94-0. Pack Sizes: 10mg. US Biological Life Sciences.
Worldwide
5-Aminoquinolin-2(1H)-one
5-Aminoquinolin-2(1H)-one. Group: Biochemicals. Alternative Names: 5-Amino-1H-quinolin-2-one; 5-Amino-2-quinolone; 5-Aminocarbostyril; 5-Amino-2(1H)-quinolinone. Grades: Highly Purified. CAS No. 61317-32-6. Pack Sizes: 25mg. Molecular Formula: C9H8N2O, Molecular Weight: 160.169999999999. US Biological Life Sciences.
5-(Aminosulfonyl)-2-methoxy-benzoic Acid Methyl Ester. Group: Biochemicals. Alternative Names: 4-Methoxy-3- (methoxycarbonyl) benzenesulfonamide; Methyl 2-Methoxy-5-sulfamoylbenzoate; Methyl 5-(Aminosulfonyl)-2-methoxybenzoate; Methyl 5-Sulfamoyl-2-methoxybenzoate. Grades: Highly Purified. CAS No. 33045-52-2. Pack Sizes: 1g. Molecular Formula: C9H11NO5S, Molecular Weight: 245.25. US Biological Life Sciences.
Worldwide
5-Androsten-3 β-ol-17-one Methanesulfonate
5-Androsten-3 β-ol-17-one Methanesulfonate is an intermediate in the synthesis of Sodium Prasterone Sulfate (S673250), an active agent in the preparation of a pharmaceutical for the treatment of asthma or other respiratory diseases. Group: Biochemicals. Alternative Names: 3 β-Hydroxyandrost-5-en-17-one Methanesulfonate; (3 β ) -3-[ (Methylsulfonyl) oxy]androst-5-en-17-one. Grades: Highly Purified. CAS No. 25810-70-2. Pack Sizes: 2.5mg. US Biological Life Sciences.
Worldwide
5-ANDROSTEN-3β-OL-7, 17-DIONE
5-ANDROSTEN-3β-OL-7, 17-DIONE. Group: Biochemicals. Alternative Names: 7-KETODE hydROEPIANDROSTERONE7-KETO-DHEA7-KETOPRASTERONE7-OXO-DHEA. CAS No. 566-19-8. US Biological Life Sciences.
Worldwide
5-Azaspiro[2,4]heptan-7-amine
5-Azaspiro[2,4]heptan-7-amine. Group: Biochemicals. Alternative Names: 5-Azaspiro[2.4]hept-7-ylamine. Grades: Highly Purified. CAS No. 129306-03-2. Pack Sizes: 100mg. Molecular Formula: C6H12N2, Molecular Weight: 112.17. US Biological Life Sciences.
Worldwide
5-Azaspiro[2.4]heptane Trifluroacetate
5-Azaspiro[2.4]heptane Trifluroacetate. Group: Biochemicals. Alternative Names: 3-Spirocyclopropanopyrro lidine 2,2,2-Trifluoroacetic Acid (1:1); 5-Azaspiro[2.4]heptane Trifluoroacetic Acid. Grades: Highly Purified. CAS No. 185-50-2. Pack Sizes: 100mg. Molecular Formula: C8H11F3NO, Molecular Weight: 194.17. US Biological Life Sciences.
Worldwide
5-Azido-(5-deoxy)thymidine
5-Azido-(5-deoxy)thymidine. Group: Biochemicals. Alternative Names: 5'-AZT; 5'-Azido-5'-deoxythymidine; NSC 254064. Grades: Highly Purified. CAS No. 19316-85-9. Pack Sizes: 100mg. Molecular Formula: C10H13N5O4, Molecular Weight: 267.24. US Biological Life Sciences.
Worldwide
5-Azido-5-desamino Aliskiren-d6
Intermediate in the preparation of renin inhibitors. Group: Biochemicals. Alternative Names: (2S,4S,5S,7S)-5-Azido-4-hydroxy-2-isopropyl-7-[4-methoxy-3-(3-methoxypropoxy)benzyl]-8-methylnonanoic acid (2-carbamoyl-2-methylpropyl)amide-d6; (αS, γS, δS, ζS)-N-(3-amino-2, 2-dimethyl-3-oxopropyl)-δ-azido-γ-hydroxy-4-methoxy-3-(3-methoxypropoxy)-α, ζ-bis(1-methylethyl)-benzeneoctanamide-d6. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one
5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one. Group: Biochemicals. Alternative Names: 5-Benzoyl-2-benzimidazolinone. Grades: Highly Purified. CAS No. 21472-33-3. Pack Sizes: 1g. Molecular Formula: C14H10N2O2, Molecular Weight: 238.24. US Biological Life Sciences.
5-(Benzoylamino)-3-methyl-4-isothiazolecarboxylic Acid. Group: Biochemicals. Grades: Highly Purified. CAS No. 25391-97-3. Pack Sizes: 10mg. Molecular Formula: C12H10N2O3S, Molecular Weight: 262.279999999999. US Biological Life Sciences.
Worldwide
5-(Benzyloxy)indole-3-glyoxylamide
An intermediate in the preparation of hydroxyindolyl glyoxyl ic acid amides and Serotonin derivatives. Group: Biochemicals. Alternative Names: [5-(Benzyloxy)indol-3-yl]glyoxylamide; α-Oxo-5-(phenylmethoxy)-1H-indole-3-acetamide. Grades: Highly Purified. CAS No. 22424-62-0. Pack Sizes: 250mg. US Biological Life Sciences.
5-Benzyloxy-(naphthalen-1-yl)oxy-propan-2-yl-d2-2,3,3-oxirane-d3 is an intermediate used in the synthesis of 5-Hydroxy Propranolol-d5 (H952542), which is a labeled metabolite of Propranolol. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C20H13D5O3, Molecular Weight: 311.39. US Biological Life Sciences.
Worldwide
5-Benzyloxypentanol
5-Benzyloxypentanol. Group: Biochemicals. Alternative Names: 5-(Phenylmethoxy)-1-pentanol; 1,5-Pentanediol Monobenzyl Ether; 5-(Benzyloxy)-1-pentanol; NSC 5422; Pentanediol Benzyl Ether. Grades: Highly Purified. CAS No. 4541-15-5. Pack Sizes: 1g. Molecular Formula: C12H18O2, Molecular Weight: 194.27. US Biological Life Sciences.
Worldwide
5 β-Androst-16-en-3α-ol
5 β-Androst-16-en-3α-ol. Group: Biochemicals. Alternative Names: (3α,5 β)-Androst-16-en-3-ol; 3α-Hydroxy-5 β-androst-16-ene. Grades: Highly Purified. CAS No. 4572-71-8. Pack Sizes: 5mg. Molecular Formula: C19H30O, Molecular Weight: 274.44. US Biological Life Sciences.
Worldwide
5 β-Androst-16-en-3α-ol-d5
5 β-Androst-16-en-3α-ol-d5. Group: Biochemicals. Alternative Names: (3α,5 β)-Androst-16-en-3-ol; 3α-Hydroxy-5 β-androst-16-ene-d5. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C19H25D5O, Molecular Weight: 279.47. US Biological Life Sciences.
Worldwide
5β-CHOLANIC ACID-3α, 7α, 12α-TRIOL SODIUM SALT
5β-CHOLANIC ACID-3α, 7α, 12α-TRIOL SODIUM SALT. Group: Biochemicals. Alternative Names: CHOLIC ACID SODIUM SALTSODIUM CHOLATE. CAS No. 73163-53-8. US Biological Life Sciences.
5-[Bis(2-ethoxy-2-oxoethyl)amino]-4-cyano-2-(methoxycarbonyl)-3-thiopheneacetic-13C4 Acid Methyl Ester is an intermediate used in the preparation of Strontium Ranelate-13C4 (S687702). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
5-[Bis(2-ethoxy-2-oxoethyl)amino]-4-cyano-2-(methoxycarbonyl)-3-thiopheneacetic Acid Methyl Ester. Group: Biochemicals. Grades: Highly Purified. CAS No. 674800-87-4. Pack Sizes: 25mg. US Biological Life Sciences.
Worldwide
5-Bromo-1-Naphthaleneacetic Acid Methyl Ester
5-Bromo-1-Naphthaleneacetic Acid Methyl Ester. Group: Biochemicals. Grades: Highly Purified. CAS No. 14311-35-4. Pack Sizes: 250mg. Molecular Formula: C13H11BrO2, Molecular Weight: 279.13. US Biological Life Sciences.
Worldwide
5-Bromo-2,3-dihydroxybenzoic Acid
Used in the preparation of hydroxyalbuterol and bromo-dimethoxyphenyl oxadiazoles with anti-Parkinsons properties. Group: Biochemicals. Alternative Names: 5-Bromo-o-pyrocatechuic Acid. Grades: Highly Purified. CAS No. 72517-15-8. Pack Sizes: 1g. US Biological Life Sciences.
Worldwide
5-Bromo-2,3-dihydroxybenzoic Acid Methyl Ester
5-Bromo-2,3-dihydroxybenzoic Acid (B684125) derivative. Used in the preparation of hydroxyalbuterol and bisubstrate inhibitors. Displays low inhibitory activity towards sn-glycerol-3-phosphate oxidase of Trypanosoma brucei brucei. Group: Biochemicals. Alternative Names: Methyl 5-Bromo-2,3-dihydroxybenzoate. Grades: Highly Purified. CAS No. 105603-49-4. Pack Sizes: 1g. US Biological Life Sciences.
Worldwide
5-Bromo-2,4-pyrimidinedione-13C,15N2
5-Bromo-2,4-pyrimidinedione-13C,15N2. Group: Biochemicals. Alternative Names: 5-Bromouracil-13C,15N2; Bromouracil-13C,15N2; NSC 19940-13C,15N2; 5-Bromo-2,4(1H,3H)-pyrimidinedione-13C,15N2; 5-Bromo-2,4-dihydroxypyrimidine-13C,15N2. Grades: Highly Purified. CAS No. 181517-13-5. Pack Sizes: 5mg. Molecular Formula: C4H3BrN2O2, Molecular Weight: 190.98. US Biological Life Sciences.
Worldwide
5-Bromo-2-chloropyrimidine
5-Bromo-2-chloropyrimidine. Group: Biochemicals. Alternative Names: 2-Chloro-5-bromopyrimidine; 5-Bromo-2-chloropyrimidine. Grades: Highly Purified. CAS No. 32779-36-5. Pack Sizes: 5g. Molecular Formula: C4H2BrClN2, Molecular Weight: 193.43. US Biological Life Sciences.
Worldwide
5-Bromo-2-chloropyrimidine-15N2
5-Bromo-2-chloropyrimidine-15N2. Group: Biochemicals. Alternative Names: 2-Chloro-5-bromopyrimidine-15N2; 5-Bromo-2-chloropyrimidine-15N2. Grades: Highly Purified. Pack Sizes: 5mg. Molecular Formula: C4H2BrCl15N2, Molecular Weight: 195.42. US Biological Life Sciences.