1-(4-Chloro-2-methoxy-5-methylphenyl)-4,4-dimethyl-1,4-dihydropyrimidine-2-thiol CAS 1142212-57-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1142212-57-4
Molecular FormulaC14H17ClN2OS
Molecular Weight296.82 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4-Chloro-2-methoxy-5-methylphenyl)-4,4-dimethyl-1,4-dihydropyrimidine-2-thiol CAS 1142212-57-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 296.82 g/mol gives 1-(4-Chloro-2-methoxy-5-methylphenyl)-4,4-dimethyl-1,4-dihydropyrimidine-2-thiol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-(4-Chloro-2-methoxy-5-methylphenyl)-4,4-dimethyl-1,4-dihydropyrimidine-2-thiol (CAS 1142212-57-4), molecular formula C14H17ClN2OS and molecular weight 296.82 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1-(4-Chloro-2-methoxy-5-methylphenyl)-4,4-dimethyl-1,4-dihydropyrimidine-2-thiol (C14H17ClN2OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 296.82 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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.

As a certified reference material (CRM), 1-(4-Chloro-2-methoxy-5-methylphenyl)-4,4-dimethyl-1,4-dihydropyrimidine-2-thiol 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.

Physical & Chemical Properties

Molecular FormulaC14H17ClN2OS
Molecular Weight296.82 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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