2-Ethyl-7-nitro-9H-benzo[e][1,2,4]triazolo[5,1-b][1,3]thiazin-9-ol CAS 663206-23-3

Purity 97%+In StockPharmaceutical Standards
CAS No.663206-23-3
Molecular FormulaC11H10N4O3S
Molecular Weight278.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Ethyl-7-nitro-9H-benzo[e][1,2,4]triazolo[5,1-b][1,3]thiazin-9-ol CAS 663206-23-3 chemical structure

Description

CATO supplies 2-Ethyl-7-nitro-9H-benzo[e][1,2,4]triazolo[5,1-b][1,3]thiazin-9-ol (CAS 663206-23-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H10N4O3S. Molecular weight: 278.29 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC11H10N4O3S
Molecular Weight278.29 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms4
Sulfur Atoms1

Related Ethyl Standards

Recommended Standards

Why CATO?