4-Methyl-3-thioxoisoindolin-1-one CAS 6629-81-8

Purity 97%+In StockPharmaceutical Standards
CAS No.6629-81-8
Molecular FormulaC9H7NOS
Molecular Weight177.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methyl-3-thioxoisoindolin-1-one CAS 6629-81-8 chemical structure

Description

CATO manufactures 4-Methyl-3-thioxoisoindolin-1-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

4-Methyl-3-thioxoisoindolin-1-one (CAS 6629-81-8), molecular formula C9H7NOS and molecular weight 177.22 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-Methyl-3-thioxoisoindolin-1-one (C9H7NOS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. 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 177.22 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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

Physical & Chemical Properties

Molecular FormulaC9H7NOS
Molecular Weight177.22 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Nitrogen Atoms1
Sulfur Atoms1

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