5-Hydroxy-3-(pent-4-en-1-yl)pyrazin-2(1H)-one CAS 187997-07-5

Purity 97%+In StockPharmaceutical Standards
CAS No.187997-07-5
Molecular FormulaC9H12N2O2
Molecular Weight180.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Hydroxy-3-(pent-4-en-1-yl)pyrazin-2(1H)-one CAS 187997-07-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 180.20 g/mol gives 5-Hydroxy-3-(pent-4-en-1-yl)pyrazin-2(1H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-Hydroxy-3-(pent-4-en-1-yl)pyrazin-2(1H)-one (CAS 187997-07-5) is a high-purity analytical reference standard with the molecular formula C9H12N2O2 and a molecular weight of 180.20 g/mol.

Based on its molecular formula C9H12N2O2, 5-Hydroxy-3-(pent-4-en-1-yl)pyrazin-2(1H)-one contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 180.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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

CATO manufactures 5-Hydroxy-3-(pent-4-en-1-yl)pyrazin-2(1H)-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.

Physical & Chemical Properties

Molecular FormulaC9H12N2O2
Molecular Weight180.20 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2010
Nitrogen Atoms2

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