6791

Vitamin B₁₂

• Synonym(s): Vitamin B₁₂, Cyanocobalamin
• CAS Number: 68-19-9
• MDL number: MFCD00151092
• UNSPSC Code: 12352205
• NACRES: NA.25
• eCl@ss: 34058004

Properties

• description: RTECS - GG3750000; Merck USA index - 14, 10014
• Quality Segment: 100
• assay: ≥95% dry basis (UV)
• form: powder
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze
• color: red-purple
• solubility: water: 10 mg/mL
• shipped in: ambient
• storage temp.: 15-25°C
• SMILES string: [Co+3].[P](=O)([O-])(O[C@@H]6[C@H](O[C@@H]([C@@H]6O)[n]7c8c(nc7)cc(c(c8)C)C)CO)O[C@@H](CNC(=O)CC[C@@]1([C@H]([C@H]2N=C1C(=C3N=C(C([C@@H]3CCC(=O)N)(C)C)C=C4N=C([C@]([C@@H]4CCC(=O)N)(CC(=O)N)C)C(=C5[N-][C@@]2([C@]([C@@H]5CCC(=O)N)(CC(=O)N)C)C)C)C)CC(=O)N)C)
• InChI: 1S/C62H90N13O14P.CN.Co/c1-29-20-39-40(21-30(29)2)75(28-70-39)57-52(84)53(41(27-76)87-57)89-90(85,86)88-31(3)26-69-49(83)18-19-59(8)37(22-46(66)80)56-62(11)61(10,25-48(68)82)36(14-17-45(65)79)51(74-62)33(5)55-60(9,24-47(67)81)34(12-15-43(63)77)38(71-55)23-42-58(6,7)35(13-16-44(64)78)50(72-42)32(4)54(59)73-56;1-2;/h20-21,23,28,31,34-37,41,52-53,56-57,76,84H,12-19,22,24-27H2,1-11H3,(H15,63,64,65,66,67,68,69,71,72,73,74,77,78,79,80,81,82,83,85,86);;/q;-1;+3/p-2/t31-,34-,35-,36-,37+,41-,52-,53-,56-,57+,59-,60+,61+,62+;;/m1../s1
• InChI key: FDJOLVPMNUYSCM-WZHZPDAFSA-L

Description

General description

Part of coenzyme needed for the synthesis of proteins, and nucleic acids and for the metabolism of carbohydrates. Plays a role in the synthesis of myelin. Used as an antipernicious anemia factor.

Preparation Note

Unstable in solution; reconstitute just prior to use.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Toxicity: Standard Handling (A)

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: WGK 1