1,2-Diethynylbenzene CAS 21792-52-9

Purity 97%+In StockPharmaceutical Standards
CAS No.21792-52-9
Molecular FormulaC10H6
Molecular Weight126.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,2-Diethynylbenzene CAS 21792-52-9 chemical structure

Description

CATO manufactures 1,2-Diethynylbenzene 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.

1,2-Diethynylbenzene (CAS 21792-52-9) is a high-purity analytical reference standard with the molecular formula C10H6 and a molecular weight of 126.15 g/mol.

Structurally, 1,2-Diethynylbenzene (C10H6) contains an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 126.15 g/mol, it falls into the low-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.

Physical & Chemical Properties

Molecular FormulaC10H6
Molecular Weight126.15 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963

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