Bortezomib Impurity 77 CAS 103435-88-7

Purity 97%+In StockPharmaceutical Standards
CAS No.103435-88-7
Molecular FormulaC8H6N4O
Molecular Weight174.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Bortezomib Impurity 77 CAS 103435-88-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 174.16 g/mol gives Bortezomib Impurity 77 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Bortezomib Impurity 77 (CAS 103435-88-7), a certified reference material (molecular formula C8H6N4O, MW 174.16 g/mol) for analytical method development and quality control.

Based on its molecular formula C8H6N4O, Bortezomib Impurity 77 contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 174.16 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), Bortezomib Impurity 77 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 FormulaC8H6N4O
Molecular Weight174.16 g/mol
AppearancePale yellow to 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Nitrogen Atoms4

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