Chloro[(R)-(+)-5,5'-bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) chloride, [RuCl(p-cymene)((R)-segphos)]Cl 944451-28-9 (R)-RUCL[(P-CYMENE)(SEGPHOS(R))]CL;(S)-RUCL[(P-CYMENE)(SEGPHOS(R))]CL;CHLORO[(R)-(+)-5,5'-BIS(DIPHENYLPHOSPHINO)-4,4'-BI-1,3-BENZODIOXOLE](P-CYMENE)RUTHENIUM(II) CHLORIDE;CHLORO[(S)-(-)-5,5'-BIS(DIPHENYLPHOSPHINO)-4,4'-BI-1,3-BENZODIOXOLE](P-CYMENE)RUTHENIUM(II) CHLORIDE;[RUCL(P-CYMENE)((R)-SEGPHOS(R))]CL;[RUCL(P-CYMENE)((S)-SEGPHOS(R))]CL;Chloro[(R)-(+)-5,5'-bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) chloride, [RuCl(p-cymene)((R)-segphos)]Cl SC10131 CAS 944451-28-9

Purity 97%+In StockPharmaceutical Standards
CAS No.944451-28-9
Molecular FormulaC38H64O4P2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Chloro[(R)-(+)-5,5'-bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) chloride, [RuCl(p-cymene)((R)-segphos)]Cl
944451-28-9
(R)-RUCL[(P-CYMENE)(SEGPHOS(R))]CL;(S)-RUCL[(P-CYMENE)(SEGPHOS(R))]CL;CHLORO[(R)-(+)-5,5'-BIS(DIPHENYLPHOSPHINO)-4,4'-BI-1,3-BENZODIOXOLE](P-CYMENE)RUTHENIUM(II) CHLORIDE;CHLORO[(S)-(-)-5,5'-BIS(DIPHENYLPHOSPHINO)-4,4'-BI-1,3-BENZODIOXOLE](P-CYMENE)RUTHENIUM(II) CHLORIDE;[RUCL(P-CYMENE)((R)-SEGPHOS(R))]CL;[RUCL(P-CYMENE)((S)-SEGPHOS(R))]CL;Chloro[(R)-(+)-5,5'-bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) chloride, [RuCl(p-cymene)((R)-segphos)]Cl
SC10131 CAS 944451-28-9 chemical structure

Description

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.

CATO supplies Chloro[(R)-(+)-5,5'-bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) chloride, [RuCl(p-cymene)((R)-segphos)]Cl 944451-28-9 (R)-RUCL[(P-CYMENE)(SEGPHOS(R))]CL;(S)-RUCL[(P-CYMENE)(SEGPHOS(R))]CL;CHLORO[(R)-(+)-5,5'-BIS(DIPHENYLPHOSPHINO)-4,4'-BI-1,3-BENZODIOXOLE](P-CYMENE)RUTHENIUM(II) CHLORIDE;CHLORO[(S)-(-)-5,5'-BIS(DIPHENYLPHOSPHINO)-4,4'-BI-1,3-BENZODIOXOLE](P-CYMENE)RUTHENIUM(II) CHLORIDE;[RUCL(P-CYMENE)((R)-SEGPHOS(R))]CL;[RUCL(P-CYMENE)((S)-SEGPHOS(R))]CL;Chloro[(R)-(+)-5,5'-bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) chloride, [RuCl(p-cymene)((R)-segphos)]Cl SC10131 (CAS 944451-28-9), a certified reference material (molecular formula C38H64O4P2ClRuC10H14Cl, MW 953.07 g/mol) for analytical method development and quality control.

Owing to a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system, Chloro[(R)-(+)-5,5'-bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) chloride, [RuCl(p-cymene)((R)-segphos)]Cl 944451-28-9 (R)-RUCL[(P-CYMENE)(SEGPHOS(R))]CL;(S)-RUCL[(P-CYMENE)(SEGPHOS(R))]CL;CHLORO[(R)-(+)-5,5'-BIS(DIPHENYLPHOSPHINO)-4,4'-BI-1,3-BENZODIOXOLE](P-CYMENE)RUTHENIUM(II) CHLORIDE;CHLORO[(S)-(-)-5,5'-BIS(DIPHENYLPHOSPHINO)-4,4'-BI-1,3-BENZODIOXOLE](P-CYMENE)RUTHENIUM(II) CHLORIDE;[RUCL(P-CYMENE)((R)-SEGPHOS(R))]CL;[RUCL(P-CYMENE)((S)-SEGPHOS(R))]CL;Chloro[(R)-(+)-5,5'-bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole](p-cymene)ruthenium(II) chloride, [RuCl(p-cymene)((R)-segphos)]Cl SC10131 is typically pale yellow to yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 953.07 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).

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 FormulaC38H64O4P2 ClRu C10H14 Cl
Molecular Weight953.07 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing

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