# Carbonylchlorobis(triphenylphosphine)rhodium(I), trans-

CAS: 13938-94-8
PubChem CID: 11319966
InChIKey: RMJBMLFXJWHQJH-UHFFFAOYSA-M
Molecular formula: C₃₇H₃₀ClOP₂Rh
Molar mass: 690.9 g/mol
IUPAC: carbon monoxide;rhodium;bis(triphenylphosphane);chloride
SMILES: [C-]#[O+].C1=CC=C(C=C1)P(C2=CC=CC=C2)C3=CC=CC=C3.C1=CC=C(C=C1)P(C2=CC=CC=C2)C3=CC=CC=C3.[Cl-].[Rh]
InChI: InChI=1S/2C18H15P.CO.ClH.Rh/c2*1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18;1-2;;/h2*1-15H;;1H;/p-1
PSA: 1 A^2
Hydrogen bond donors: 0
Hydrogen bond acceptors: 2
Rotatable bonds: 6
Heavy atoms: 42
3D structure: 72 atoms, 73 bonds

## About the compound

Carbonylchlorobis(triphenylphosphine)rhodium(I), trans- is a chemical compound registered under CAS number 13938-94-8. Molecular formula: C₃₇H₃₀ClOP₂Rh. Molar mass: 690.9 g/mol. The full systematic IUPAC name is: carbon monoxide;rhodium;bis(triphenylphosphane);chloride. The molecule contains 72 atoms connected by 73 chemical bonds. 
Chemical data comes from the PubChem (NIH), ChEMBL (EBI) and NIST WebBook databases. GHS statement translations comply with the CLP Regulation (EC 1272/2008). Interactive 3D model and 2D skeleton available at: https://molgod.org/molecule/13938-94-8/


## Synonyms

  - 13938-94-8
  - trans-RhCl(CO)(PPh3)2
  - Carbonylchlorobis(triphenylphosphine)rhodium
  - 100LRS254G
  - trans-Carbonylchlorobis(triphenylphosphine)rhodium(I)
  - NSC-168792
  - trans-bis(triphenylphosphine)rhodiumcarbonyl chloride
  - (SP-4-3)-Carbonylchlorobis(triphenylphosphine)rhodium
  - TRANS-CARBONYLBIS(TRIPHENYLPHOSPHINE)CHLORORHODIUM(I)
  - TRANS-CHLOROCARBONYLBIS(TRIPHENYLPHOSPHINE)RHODIUM(I)
  - TRANS-RHODIUM CARBONYL BIS(TRIPHENYLPHOSPHINE) CHLORIDE
  - TRANS-CARBONYLCHLOROBIS(TRIPHENYLPHOSPHINE)RHODIUM(I) [MI]

## Data sources

  - PubChem CID 11319966: https://pubchem.ncbi.nlm.nih.gov/compound/11319966
  - NIST WebBook: https://webbook.nist.gov/cgi/cbook.cgi?ID=13938-94-8
  - ChEMBL: https://www.ebi.ac.uk/chembl/g/#search_results/all/query=13938-94-8

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Last updated: 2026-09-03
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