1H,2h-cyclohepta[d]imidazol-2-one CAS 2132-33-4

Purity 97%+In StockPharmaceutical Standards
CAS No.2132-33-4
Molecular FormulaC8H6N2O
Molecular Weight146.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1H,2h-cyclohepta[d]imidazol-2-one CAS 2132-33-4 chemical structure

Description

1H,2h-cyclohepta[d]imidazol-2-one (CAS 2132-33-4), molecular formula C8H6N2O and molecular weight 146.15 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1H,2h-cyclohepta[d]imidazol-2-one (C8H6N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 146.15 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.

As a certified reference material (CRM), 1H,2h-cyclohepta[d]imidazol-2-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC8H6N2O
Molecular Weight146.15 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms2

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