34-Methylcyanocobalamin(Cyanocobalamin EP Impurity C） CAS 38218-51-8

Purity >90%In StockPharmacopoeial Impurity Standards
CAS No.38218-51-8
Molecular FormulaC64H90CoN14O14P
Molecular Weight1369.42 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

34-Methylcyanocobalamin(Cyanocobalamin EP Impurity C） CAS 38218-51-8 chemical structure

Description

Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.

34-Methylcyanocobalamin(Cyanocobalamin EP Impurity C） (CAS 38218-51-8) is a certified pharmaceutical impurity reference standard with the molecular formula C64H90CoN14O14P and a molecular weight of 1369.42 g/mol.

Structurally, 34-Methylcyanocobalamin(Cyanocobalamin EP Impurity C） (C64H90CoN14O14P) contains a nitrogen-containing heterocyclic scaffold, an amide group, a phosphate ester group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 27.0, corresponding to approximately 27 ring(s) or double-bond equivalent(s). With a molecular weight of 1369.42 g/mol, it falls into the high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

CATO manufactures 34-Methylcyanocobalamin(Cyanocobalamin EP Impurity C） under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC64H90CoN14O14P
Molecular Weight1369.42 g/mol
Purity>90%
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)27.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1967
Nitrogen Atoms14

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