1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene(cyclooctadiene)rhodium(I) trifluoromethanesulfonate CAS 187682-63-9

Purity 97%+In StockPharmaceutical Standards
CAS No.187682-63-9
Molecular FormulaC18H28P2Rh
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene(cyclooctadiene)rhodium(I) trifluoromethanesulfonate CAS 187682-63-9 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene(cyclooctadiene)rhodium(I) trifluoromethanesulfonate.

1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene(cyclooctadiene)rhodium(I) trifluoromethanesulfonate (CAS 187682-63-9) is a high-purity analytical reference standard with the molecular formula C18H28P2RhCF3O3SC8H12 and a molecular weight of 666.53 g/mol.

Structurally, 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene(cyclooctadiene)rhodium(I) trifluoromethanesulfonate (C18H28P2RhCF3O3SC8H12) contains a steroid core, a sulfone group, a phosphonate group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.5, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 666.53 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene(cyclooctadiene)rhodium(I) trifluoromethanesulfonate 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 FormulaC18H28P2Rh CF3O3S C8H12
Molecular Weight666.53 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2010
Halogen ContentF-containing
Sulfur Atoms1

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