Midazolam Impurity 20 CAS 151921-06-1

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.151921-06-1
Molecular FormulaC18H12ClFN2O3
Molecular Weight358.75 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Midazolam Impurity 20 CAS 151921-06-1 chemical structure

Description

CATO supplies Midazolam Impurity 20 (CAS 151921-06-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H12ClFN2O3. Molecular weight: 358.75 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC18H12ClFN2O3
Molecular Weight358.75 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity>95%
StorageStore at 2-8°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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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