(11bS)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxydinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide CAS 1170736-59-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1170736-59-0
Molecular FormulaC36H29O4P
Molecular Weight556.59 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(11bS)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxydinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide CAS 1170736-59-0 chemical structure

Description

The occurrence of (11bS)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxydinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide is closely related to a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies (11bS)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxydinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide (CAS 1170736-59-0), a certified reference material (molecular formula C36H29O4P, MW 556.59 g/mol) for analytical method development and quality control.

Structurally, (11bS)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxydinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide (C36H29O4P) contains a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 22.5, corresponding to approximately 22 ring(s) or double-bond equivalent(s). With a molecular weight of 556.59 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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 (11bS)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxydinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide 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 FormulaC36H29O4P
Molecular Weight556.59 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.)1989

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