(2S,3S)-Butane-2,3-diylbis(dicyclohexylphosphine) CAS 94665-50-6

Purity 97%+In StockPharmaceutical Standards
CAS No.94665-50-6
Molecular FormulaC28H52P2
Molecular Weight450.66 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2S,3S)-Butane-2,3-diylbis(dicyclohexylphosphine) CAS 94665-50-6 chemical structure

Description

As a certified reference material (CRM), (2S,3S)-Butane-2,3-diylbis(dicyclohexylphosphine) 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.

(2S,3S)-Butane-2,3-diylbis(dicyclohexylphosphine) (CAS 94665-50-6), molecular formula C28H52P2 and molecular weight 450.66 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, (2S,3S)-Butane-2,3-diylbis(dicyclohexylphosphine) (C28H52P2) contains organophosphorus functionality. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 450.66 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

Physical & Chemical Properties

Molecular FormulaC28H52P2
Molecular Weight450.66 g/mol
Purity97%+
StorageStore at room temperature
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1984

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