5-Thioxohexahydroimidazo[4,5-d]imidazol-2(1H)-one CAS 75371-25-4

Purity 97%+In StockPharmaceutical Standards
CAS No.75371-25-4
Molecular FormulaC4H6N4OS
Molecular Weight158.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Thioxohexahydroimidazo[4,5-d]imidazol-2(1H)-one CAS 75371-25-4 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.

CATO supplies 5-Thioxohexahydroimidazo[4,5-d]imidazol-2(1H)-one (CAS 75371-25-4), a certified reference material (molecular formula C4H6N4OS, MW 158.18 g/mol) for analytical method development and quality control.

Structurally, 5-Thioxohexahydroimidazo[4,5-d]imidazol-2(1H)-one (C4H6N4OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 158.18 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC4H6N4OS
Molecular Weight158.18 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)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1978
Nitrogen Atoms4
Sulfur Atoms1

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