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維他命B12(粵拼:wai4 taa1 ming6 B sap6 ji6,Vitamin B12)係種維他命,分子式C63H88O14N14PCo。
維他命B12
| |
系統(IUPAC)名稱 | |
α-(5,6-Dimethylbenzimidazolyl)cobamidcyanide | |
識別號 | |
CAS number | |
ATC code | B03 |
PubChem | |
DrugBank | |
化學資料 | |
公式 | C63H88CoN14O14P |
分子質量 | ? |
SMILES | search in | ,
Synonyms | Vitamin B12, vitamin B-12, cobalamin |
Pharmacokinetic data | |
Bioavailability | Readily absorbed in distal half of the ileum. |
Protein binding | Very high to specific transcobalamins plasma proteins. Binding of hydroxocobalamin is slightly higher than cyanocobalamin. |
Metabolism | liver |
Half life | Approximately 6 days (400 days in the liver). |
Excretion | kidney |
醫療嘅考慮 | |
Pregnancy cat. |
? |
Legal status | |
Routes | By mouth, sublingual, intravenous (IV), intramuscular (IM), intranasal |
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