[8-ethynyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl] 2,2-dimethylpropanoate CAS 2621932-44-1

Purity 97%+In StockPharmaceutical Standards
CAS No.2621932-44-1
Molecular FormulaC19H29FO4
Molecular Weight340.43 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

[8-ethynyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl] 2,2-dimethylpropanoate CAS 2621932-44-1 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including [8-ethynyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl] 2,2-dimethylpropanoate.

CATO supplies [8-ethynyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl] 2,2-dimethylpropanoate (CAS 2621932-44-1), a certified reference material (molecular formula C19H29FO4, MW 340.43 g/mol) for analytical method development and quality control.

Structurally, [8-ethynyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl] 2,2-dimethylpropanoate (C19H29FO4) contains a steroid core, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 340.43 g/mol, it falls into the moderately-high-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), [8-ethynyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl] 2,2-dimethylpropanoate 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 FormulaC19H29FO4
Molecular Weight340.43 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2001
Halogen ContentF-containing

Related ethynyl Standards

Recommended Standards

Why CATO?