(R)-6,6'-Bis([1,1'-biphenyl]-4-yl)-2,2',3,3'-tetrahydro-1,1'-spirobi[1H-indene]-7,7'-diol CAS 1297613-71-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1297613-71-8
Molecular FormulaC41H32O2
Molecular Weight556.69 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(R)-6,6'-Bis([1,1'-biphenyl]-4-yl)-2,2',3,3'-tetrahydro-1,1'-spirobi[1H-indene]-7,7'-diol CAS 1297613-71-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 556.69 g/mol gives (R)-6,6'-Bis([1,1'-biphenyl]-4-yl)-2,2',3,3'-tetrahydro-1,1'-spirobi[1H-indene]-7,7'-diol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(R)-6,6'-Bis([1,1'-biphenyl]-4-yl)-2,2',3,3'-tetrahydro-1,1'-spirobi[1H-indene]-7,7'-diol (CAS 1297613-71-8), molecular formula C41H32O2 and molecular weight 556.69 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C41H32O2, (R)-6,6'-Bis([1,1'-biphenyl]-4-yl)-2,2',3,3'-tetrahydro-1,1'-spirobi[1H-indene]-7,7'-diol contains 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 556.69 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

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 FormulaC41H32O2
Molecular Weight556.69 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, 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)26.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990

Recommended Standards

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