Ethyl 8-(3,4-dimethoxyphenyl)-8-oxooctanoate CAS 57641-19-7

Purity 97%+In StockPharmaceutical Standards
CAS No.57641-19-7
Molecular FormulaC18H26O5
Molecular Weight322.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 8-(3,4-dimethoxyphenyl)-8-oxooctanoate CAS 57641-19-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 322.40 g/mol gives Ethyl 8-(3,4-dimethoxyphenyl)-8-oxooctanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Ethyl 8-(3,4-dimethoxyphenyl)-8-oxooctanoate (CAS 57641-19-7), molecular formula C18H26O5 and molecular weight 322.40 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, Ethyl 8-(3,4-dimethoxyphenyl)-8-oxooctanoate (C18H26O5) 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 322.40 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures Ethyl 8-(3,4-dimethoxyphenyl)-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 FormulaC18H26O5
Molecular Weight322.40 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 methanol, acetonitrile, DMSO, water (slightly soluble)
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.)1973

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