2-(1-Hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-7-yl)acetic acid CAS 1268335-32-5

Description

Compared with other compounds in its class, the molecular weight of 191.98 g/mol gives 2-(1-Hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-7-yl)acetic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(1-Hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-7-yl)acetic acid (CAS 1268335-32-5), molecular formula C9H9BO4 and molecular weight 191.98 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-(1-Hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-7-yl)acetic acid (C9H9BO4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.5, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 191.98 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

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