2-(Phenyldiazenyl)benzene-1,3-diol CAS 67503-46-2

Purity 97%+In StockPharmaceutical Standards
CAS No.67503-46-2
Molecular FormulaC12H10N2O2
Molecular Weight214.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(Phenyldiazenyl)benzene-1,3-diol CAS 67503-46-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 214.22 g/mol gives 2-(Phenyldiazenyl)benzene-1,3-diol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(Phenyldiazenyl)benzene-1,3-diol (CAS 67503-46-2), molecular formula C12H10N2O2 and molecular weight 214.22 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-(Phenyldiazenyl)benzene-1,3-diol (C12H10N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 214.22 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures 2-(Phenyldiazenyl)benzene-1,3-diol 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 FormulaC12H10N2O2
Molecular Weight214.22 g/mol
AppearancePale yellow to yellow crystalline powder
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Nitrogen Atoms2

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