12-Crown 4-Ether CAS 294-93-9

Purity >95%In StockPharmaceutical Standards
CAS No.294-93-9
Molecular FormulaC8H16O4
Molecular Weight176.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

12-Crown 4-Ether CAS 294-93-9 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 12-Crown 4-Ether.

12-Crown 4-Ether (CAS 294-93-9), molecular formula C8H16O4 and molecular weight 176.21 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 12-Crown 4-Ether (C8H16O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 176.21 g/mol, it falls into the medium-molecular-weight range.

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.

CATO manufactures 12-Crown 4-Ether under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC8H16O4
Molecular Weight176.21 g/mol
Purity>95%
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1957

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