6-Isobutyl-3-methylisothiazolo[5,4-d]pyrimidin-4(7H)-one CAS 758722-00-8

Purity 97%+In StockPharmaceutical Standards
CAS No.758722-00-8
Molecular FormulaC10H13N3OS
Molecular Weight223.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-Isobutyl-3-methylisothiazolo[5,4-d]pyrimidin-4(7H)-one CAS 758722-00-8 chemical structure

Description

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

6-Isobutyl-3-methylisothiazolo[5,4-d]pyrimidin-4(7H)-one (CAS 758722-00-8) is a high-purity analytical reference standard with the molecular formula C10H13N3OS and a molecular weight of 223.29 g/mol.

Based on its molecular formula C10H13N3OS, 6-Isobutyl-3-methylisothiazolo[5,4-d]pyrimidin-4(7H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 223.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

As a certified reference material (CRM), 6-Isobutyl-3-methylisothiazolo[5,4-d]pyrimidin-4(7H)-one 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 FormulaC10H13N3OS
Molecular Weight223.29 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.)1986
Nitrogen Atoms3
Sulfur Atoms1

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