(Z)-3-Ethoxy-6-(3,4,5-trimethoxystyryl)benzene-1,2-diol CAS 757996-17-1

Purity 97%+In StockPharmaceutical Standards
CAS No.757996-17-1
Molecular FormulaC19H22O6
Molecular Weight346.37 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(Z)-3-Ethoxy-6-(3,4,5-trimethoxystyryl)benzene-1,2-diol CAS 757996-17-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 346.37 g/mol gives (Z)-3-Ethoxy-6-(3,4,5-trimethoxystyryl)benzene-1,2-diol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(Z)-3-Ethoxy-6-(3,4,5-trimethoxystyryl)benzene-1,2-diol (CAS 757996-17-1), molecular formula C19H22O6 and molecular weight 346.37 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a flavonoid core, a hydroxyl group, an ether linkage, (Z)-3-Ethoxy-6-(3,4,5-trimethoxystyryl)benzene-1,2-diol is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 346.37 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

As a certified reference material (CRM), (Z)-3-Ethoxy-6-(3,4,5-trimethoxystyryl)benzene-1,2-diol 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 FormulaC19H22O6
Molecular Weight346.37 g/mol
AppearancePale yellow to 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986

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