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Merck

H7126

Supelco

Vitamin B12a hydrochloride

analytical standard

Sinónimos:

Hydroxocobalamin hydrochloride

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About This Item

Fórmula empírica (notación de Hill):
C62H89CoN13O15P · HCl
Número de CAS:
Peso molecular:
1382.82
EC Number:
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

assay

≥95%

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

color

dark red to brown-red

application(s)

forensics and toxicology
veterinary
vitamins, nutraceuticals, and natural products

format

neat

storage temp.

2-8°C

SMILES string

Cl.C[C@H](CNC(=O)CC[C@]1(C)[C@@H](CC(N)=O)[C@H]2N([Co+]O)C1=C(C)C3=NC(=CC4=NC(=C(C)C5=N[C@]2(C)[C@@](C)(CC(N)=O)[C@@H]5CCC(N)=O)[C@@](C)(CC(N)=O)[C@@H]4CCC(N)=O)C(C)(C)[C@@H]3CCC(N)=O)OP([O-])(=O)O[C@H]6[C@@H](O)[C@H](O[C@@H]6CO)n7cnc8cc(C)c(C)cc78

InChI

1S/C62H90N13O14P.ClH.Co.H2O/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;;;/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);1H;;1H2/q;;+3;/p-3/t31-,34-,35-,36-,37+,41-,52-,53-,56-,57+,59-,60+,61+,62+;;;/m1.../s1

InChI key

KEHNCSYXYMMUCO-BXSGNKEGSA-K

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General description

Vitamin B12a is an organic derivative, used as a powerful antidote for cyanide poisoning. It is a storage and delivery form of vitamin B12 and its mode of action involves the formation of non-toxic cyanocobalamin.

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Vitamin B12a hydrochloride has been used as an analytical standard in the analysis of hydroxocobalamin in plasma samples of pigs using liquid chromatography coupled with mass spectrometry (LC-MS/MS).
Vitamin B12a may be used as an analytical reference standard for the quantification of the analyte in pharmaceutical preparations using microbore reversed-phase HPLC with spectrophotometric, ion-spray ionization MS and inductively coupled plasma MS detection.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Certificados de análisis (COA)

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Determination of cobalamins and cobinamides by microbore reversed-phase HPLC with spectrophotometric, ion-spray ionization MS and inductively coupled plasma MS detection
Chassaigne H and Lobinski R
Analytica Chimica Acta, 359(3), 227-235 (1998)
Simultaneous determination of hydroxocobalamin and its cyanide complex cyanocobalamin in human plasma by high-performance liquid chromatography Application to pharmacokinetic studies after high-dose hydroxocobalamin as an antidote for severe cyanide poisoning
Astier A and Baud JF
Journal of Chromatography. B, Biomedical Sciences and Applications, 667(1), 129-135 (1995)
Jasmin Federizon et al.
Pharmaceutics, 13(1) (2021-01-21)
Cobalt porphyrin phospholipid (CoPoP) can incorporate within bilayers to enable non-covalent surface-display of antigens on liposomes by mixing with proteins bearing a polyhistidine tag (his-tag); however, the mechanisms for how this occurs are poorly understood. These were investigated using the
R Pace et al.
Clinical toxicology (Philadelphia, Pa.), 52(7), 647-650 (2014-08-05)
Pre-hospital administration of hydroxocobalamin (B12a) is used for empiric treatment of cyanide poisoning because cyanide poisoning is difficult to identify and requires immediate treatment. B12a interferes with the accuracy of several blood laboratory tests. This study aimed to explore how
Harvey A Schwertner et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 905, 10-16 (2012-09-04)
Cyanide poisoning occurs in individuals after fire smoke inhalation and after oral ingestion of cyanide. Hydroxocobalamin (HOCbl), a hydroxylated form of vitamin B(12), is often used as an antidote to treat cyanide toxicity. It has a high affinity for cyanide

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