107796-84-9 3-Methyl-3-(1-naphthyl)phthalide 3-Methyl-3-(2-naphthalenyl)-1(3H)-isobenzofuranone CAS 107796-84-9

Purity 97%+In StockPharmaceutical Standards
CAS No.107796-84-9
Molecular FormulaC19H14O2
Molecular Weight274.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

107796-84-9
3-Methyl-3-(1-naphthyl)phthalide
3-Methyl-3-(2-naphthalenyl)-1(3H)-isobenzofuranone CAS 107796-84-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 274.31 g/mol gives 107796-84-9 3-Methyl-3-(1-naphthyl)phthalide 3-Methyl-3-(2-naphthalenyl)-1(3H)-isobenzofuranone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

107796-84-9 3-Methyl-3-(1-naphthyl)phthalide 3-Methyl-3-(2-naphthalenyl)-1(3H)-isobenzofuranone (CAS 107796-84-9), molecular formula C19H14O2 and molecular weight 274.31 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a steroid core, a hydroxyl group, an ether linkage, 107796-84-9 3-Methyl-3-(1-naphthyl)phthalide 3-Methyl-3-(2-naphthalenyl)-1(3H)-isobenzofuranone is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 274.31 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC19H14O2
Molecular Weight274.31 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987

Related Methyl Standards

Recommended Standards

Why CATO?