| | Identification | Back Directory |  | [Name] 
 HYDROXOCOBALAMIN ACETATE
 |  | [CAS] 
 22465-48-1
 |  | [Synonyms] 
 fresmins
 twelvmin
 Novidroxin
 acetato-cobalami
 acetatocobalamin
 VITAMIN B12A ACETATE
 YDROXOCOBALAMIN ACETATE
 HYDROXOCOBALAMIN ACETATE
 hydroxocobalamineacetate
 VITAMIN B12A ACETATE SALT
 HYDROXOCOBALAMIN ACETATE SALT
 HYDROXOCOBALAMIN ACETATE, VITAMIN B1
 HydroxocobalaMin Acetate (VitaMin B12 Analog)
 3’-esterwith5,6-dimethyl-1-alpha-d-ribofuranosylbenzimidazole
 cobinamide,acetate(salt)hydroxide,dihydrogenphosphate(ester),innersalt,
 Cobinamide Acetate (Salt) Dihydrogen Phosphate (Ester) Inner Salt 3'-Ester with 5,6-Dimethyl-1-a-D-ribofuranosyl-1H-benzimidazole
 CobinaMide Acetate (Salt) Dihydrogen Phosphate (Ester) Inner Salt 3'-Ester with 5,6-DiMethyl-1-α-D-ribofuranosyl-1H-benziMidazole
 Cobinamide, Co-(acetato-.kappa.O)-, dihydrogen phosphate (ester), inner salt, 3-ester with (5,6-dimethyl-1-.alpha.-D-ribofuranosyl-1H-benzimidazole-.kappa.N3)
 |  | [EINECS(EC#)] 
 245-019-7
 |  | [Molecular Formula] 
 C64H91CoN13O16P-
 |  | [MDL Number] 
 MFCD00082532
 |  | [MOL File] 
 22465-48-1.mol
 |  | [Molecular Weight] 
 1388.39
 | 
 | Chemical Properties | Back Directory |  | [Appearance] 
 Dark-Red Crystalline Powder
 |  | [Melting point ] 
 >3000C.
 |  | [storage temp. ] 
 2-8°C
 
 |  | [solubility ] 
 Soluble in water.    Some decomposition may occur on drying.
 |  | [form ] 
 Solid
 |  | [color ] 
 Dark Red
 |  | [biological source] 
 synthetic (organic)
 |  | [Merck ] 
 14,4809
 |  | [LogP] 
 -2.812 (est)
 | 
 | Hazard Information | Back Directory |  | [Chemical Properties] 
 Dark-Red Crystalline Powder
 |  | [Uses] 
 Physiological  analog of vitamin B12  where the CN group is replaced with OH. Exists in aqueous solution as an equilibrium mixture of the hydroxy isomer and the ionic aqua isomer (aquacobalamin). Precursor of the coenzymes methylcobalamin and cobamamide. Coordination Compound
 |  | [General Description] 
 
 Hydroxocobalamin is an analog of vitamin B12 with OH as an alkyl group. Vitamin B12 cobalamin refers to a group of chemically-related cobalt containing molecules. |  | [Biochem/physiol Actions] 
 Vitamin B12 cobalamin is involved in DNA synthesis and fatty acid synthesis. It also plays a vital role as a coenzyme in the conversion of mitochondrial methylmalonyl co-enzyme A to succinyl co-enzyme A. Vitamin B12 cobalamin is also involved in neurotransmitter synthesis and erythropoiesis. It also functions in the synthesis and maintenance of myelin sheath. Hydroxocobalamin (vitamin B12a, OHCbl) and cyanocobalamin (CNCbl) are storage and delivery forms.
 | 
 | Safety Data | Back Directory |  | [WGK Germany ] 
 3
 
 |  | [RTECS ] 
 GG3820000
 
 |  | [HS Code ] 
 2936260000
 |  | [Toxicity] 
 mouse,LD50,intravenous,2gm/kg (2000mg/kg),Drugs in Japan Vol. 6, Pg. 622, 1982.
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