1-(Cyclopropylmethyl)-1h-1,2,3-benzotriazole-5-carboxylic acid CAS 691363-38-9

Purity 97%+In StockPharmaceutical Standards
CAS No.691363-38-9
Molecular FormulaC11H11N3O2
Molecular Weight217.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(Cyclopropylmethyl)-1h-1,2,3-benzotriazole-5-carboxylic acid CAS 691363-38-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 217.22 g/mol gives 1-(Cyclopropylmethyl)-1h-1,2,3-benzotriazole-5-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-(Cyclopropylmethyl)-1h-1,2,3-benzotriazole-5-carboxylic acid (CAS 691363-38-9), molecular formula C11H11N3O2 and molecular weight 217.22 g/mol, is a CATO reference standard with documented purity and traceability.

1-(Cyclopropylmethyl)-1h-1,2,3-benzotriazole-5-carboxylic acid (C11H11N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), 1-(Cyclopropylmethyl)-1h-1,2,3-benzotriazole-5-carboxylic acid 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 FormulaC11H11N3O2
Molecular Weight217.22 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms3

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