2-((4-Oxo-3-phenyl-4,5-dihydro-3H-pyrimido[5,4-b]indol-2-yl)thio)acetic acid CAS 1438280-85-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1438280-85-3
Molecular FormulaC18H13N3O3S
Molecular Weight351.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-((4-Oxo-3-phenyl-4,5-dihydro-3H-pyrimido[5,4-b]indol-2-yl)thio)acetic acid CAS 1438280-85-3 chemical structure

Description

2-((4-Oxo-3-phenyl-4,5-dihydro-3H-pyrimido[5,4-b]indol-2-yl)thio)acetic acid (CAS 1438280-85-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H13N3O3S. Molecular weight: 351.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC18H13N3O3S
Molecular Weight351.38 g/mol
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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Nitrogen Atoms3
Sulfur Atoms1

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