(11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide CAS 874948-59-1

Purity 97%+In StockPharmaceutical Standards
CAS No.874948-59-1
Molecular FormulaC32H21O4P
Molecular Weight500.48 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide CAS 874948-59-1 chemical structure

Description

Based on its molecular formula C32H21O4P, (11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide contains a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 500.48 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

CATO supplies (11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide (CAS 874948-59-1), a certified reference material (molecular formula C32H21O4P, MW 500.48 g/mol) for analytical method development and quality control.

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), (11bS)-4-Hydroxy-2,6-diphenyldinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide 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 FormulaC32H21O4P
Molecular Weight500.48 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, 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)22.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987

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