1,6-Dihydro-5-hydroxy-1-methyl-2-[1-methyl-1-[[benzylcarbamoyl]amino]ethyl]-6-oxo-4-pyrimidinecarboxylic Acid Methyl Ester D3 CAS 1189485-35-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1189485-35-5
Molecular Formula-
Molecular Weight378.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,6-Dihydro-5-hydroxy-1-methyl-2-[1-methyl-1-[[benzylcarbamoyl]amino]ethyl]-6-oxo-4-pyrimidinecarboxylic Acid Methyl Ester D3 CAS 1189485-35-5 chemical structure

Description

As a certified reference material (CRM), 1,6-Dihydro-5-hydroxy-1-methyl-2-[1-methyl-1-[[benzylcarbamoyl]amino]ethyl]-6-oxo-4-pyrimidinecarboxylic Acid Methyl Ester D3 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

1,6-Dihydro-5-hydroxy-1-methyl-2-[1-methyl-1-[[benzylcarbamoyl]amino]ethyl]-6-oxo-4-pyrimidinecarboxylic Acid Methyl Ester D3 (CAS 1189485-35-5), molecular formula C18H18D3N3O6 and molecular weight 378.39 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1,6-Dihydro-5-hydroxy-1-methyl-2-[1-methyl-1-[[benzylcarbamoyl]amino]ethyl]-6-oxo-4-pyrimidinecarboxylic Acid Methyl Ester D3 (C18H18D3N3O6) contains deuterium isotope labeling, a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.5, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 378.39 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

Physical & Chemical Properties

Molecular FormulaC18H18D3N3O6
Molecular Weight378.39 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
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
Degree of Unsaturation (DBE)11.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms3

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