3-Methylisothiazolo[5,4-d]pyrimidin-4(5h)-one CAS 58648-95-6

Purity 97%+In StockPharmaceutical Standards
CAS No.58648-95-6
Molecular FormulaC6H5N3OS
Molecular Weight167.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Methylisothiazolo[5,4-d]pyrimidin-4(5h)-one CAS 58648-95-6 chemical structure

Description

CATO supplies 3-Methylisothiazolo[5,4-d]pyrimidin-4(5h)-one (CAS 58648-95-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H5N3OS. Molecular weight: 167.19 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC6H5N3OS
Molecular Weight167.19 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Nitrogen Atoms3
Sulfur Atoms1

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