2-(1H-Benzo[d]imidazol-1-yl)-1-(7-(thiophen-2-yl)-1,4-thiazepan-4-yl)ethan-1-one CAS 1705067-81-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1705067-81-7
Molecular FormulaC18H19N3OS2
Molecular Weight357.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(1H-Benzo[d]imidazol-1-yl)-1-(7-(thiophen-2-yl)-1,4-thiazepan-4-yl)ethan-1-one CAS 1705067-81-7 chemical structure

Description

2-(1H-Benzo[d]imidazol-1-yl)-1-(7-(thiophen-2-yl)-1,4-thiazepan-4-yl)ethan-1-one (CAS 1705067-81-7) is a high-purity analytical reference standard with the molecular formula C18H19N3OS2 and a molecular weight of 357.49 g/mol.

Based on its molecular formula C18H19N3OS2, 2-(1H-Benzo[d]imidazol-1-yl)-1-(7-(thiophen-2-yl)-1,4-thiazepan-4-yl)ethan-1-one contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 357.49 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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

Molecular FormulaC18H19N3OS2
Molecular Weight357.49 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1994
Nitrogen Atoms3
Sulfur Atoms2

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