Ethyl 8-(4-isopropoxyphenyl)-8-oxooctanoate CAS 898757-77-2

Purity 97%+In StockPharmaceutical Standards
CAS No.898757-77-2
Molecular FormulaC19H28O4
Molecular Weight320.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 8-(4-isopropoxyphenyl)-8-oxooctanoate CAS 898757-77-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 320.42 g/mol gives Ethyl 8-(4-isopropoxyphenyl)-8-oxooctanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Ethyl 8-(4-isopropoxyphenyl)-8-oxooctanoate (CAS 898757-77-2), molecular formula C19H28O4 and molecular weight 320.42 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, Ethyl 8-(4-isopropoxyphenyl)-8-oxooctanoate (C19H28O4) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 320.42 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.

CATO manufactures Ethyl 8-(4-isopropoxyphenyl)-8-oxooctanoate 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 FormulaC19H28O4
Molecular Weight320.42 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987

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