(11bS)-4-hydroxy-2,6-bis(5'-phenyl-[1,1':3',1''-terphenyl]-4'-yl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide CAS 1639447-03-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1639447-03-2
Molecular FormulaC68H45O4P
Molecular Weight957.06 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(11bS)-4-hydroxy-2,6-bis(5'-phenyl-[1,1':3',1''-terphenyl]-4'-yl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide CAS 1639447-03-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 957.06 g/mol gives (11bS)-4-hydroxy-2,6-bis(5'-phenyl-[1,1':3',1''-terphenyl]-4'-yl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(11bS)-4-hydroxy-2,6-bis(5'-phenyl-[1,1':3',1''-terphenyl]-4'-yl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide (CAS 1639447-03-2) is a high-purity analytical reference standard with the molecular formula C68H45O4P and a molecular weight of 957.06 g/mol.

Owing to a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system, (11bS)-4-hydroxy-2,6-bis(5'-phenyl-[1,1':3',1''-terphenyl]-4'-yl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide is typically pale yellow to yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 957.06 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.

As a certified reference material (CRM), (11bS)-4-hydroxy-2,6-bis(5'-phenyl-[1,1':3',1''-terphenyl]-4'-yl)dinaphtho[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 FormulaC68H45O4P
Molecular Weight957.06 g/mol
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)46.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993

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