1-Methyl-3-phenyl-5-(o-tolylthio)-1H-pyrazole-4-carbonitrile CAS 321998-35-0

Purity 97%+In StockPharmaceutical Standards
CAS No.321998-35-0
Molecular FormulaC18H15N3S
Molecular Weight305.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Methyl-3-phenyl-5-(o-tolylthio)-1H-pyrazole-4-carbonitrile CAS 321998-35-0 chemical structure

Description

CATO supplies 1-Methyl-3-phenyl-5-(o-tolylthio)-1H-pyrazole-4-carbonitrile (CAS 321998-35-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H15N3S. Molecular weight: 305.40 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC18H15N3S
Molecular Weight305.40 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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms1

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