4-Methyl-3,4-dihydro-2H-pyridazino[4,5-b][1,4]oxazine CAS 66643-53-6

Purity 97%+In StockPharmaceutical Standards
CAS No.66643-53-6
Molecular FormulaC7H9N3O
Molecular Weight151.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methyl-3,4-dihydro-2H-pyridazino[4,5-b][1,4]oxazine CAS 66643-53-6 chemical structure

Description

CATO supplies 4-Methyl-3,4-dihydro-2H-pyridazino[4,5-b][1,4]oxazine (CAS 66643-53-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H9N3O. Molecular weight: 151.17 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC7H9N3O
Molecular Weight151.17 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Nitrogen Atoms3

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