# (S)-1-[(R)-2-[Bis(4-methoxy-3,5-dimethylphenyl) phosphino]ferrocenyl]ethyldi-tert-butyl-phosphine

CAS: 849924-40-9
PubChem CID: 146157778
InChIKey: UALLLNAXGQTBJA-UHFFFAOYSA-N
Molecular formula: C38H52FeO2P2
Molar mass: 658.6 g/mol
SMILES: CC1=CC(=CC(=C1OC)C)P(C2=CC=C[C]2C(C)P(C(C)(C)C)C(C)(C)C)C3=CC(=C(C(=C3)C)OC)C.C1=C[CH]C=C1.[Fe]
InChI: InChI=1S/C33H47O2P2.C5H5.Fe/c1-21-17-26(18-22(2)30(21)34-12)36(27-19-23(3)31(35-13)24(4)20-27)29-16-14-15-28(29)25(5)37(32(6,7)8)33(9,10)11;1-2-4-5-3-1;/h14-20,25H,1-13H3;1-5H;
PSA: 18.5 A^2
Hydrogen bond donors: 0
Hydrogen bond acceptors: 2
Rotatable bonds: 9
Heavy atoms: 43
3D structure: 95 atoms, 96 bonds

## About the compound

(S)-1-[(R)-2-[Bis(4-methoxy-3,5-dimethylphenyl) phosphino]ferrocenyl]ethyldi-tert-butyl-phosphine is a chemical compound registered under CAS number 849924-40-9. Molecular formula: C38H52FeO2P2. Molar mass: 658.6 g/mol. The molecule contains 95 atoms connected by 96 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/849924-40-9/


## Synonyms

  - MFCD08561157
  - (S)-1-[(R)-2-[Bis(4-methoxy-3,5-dimethylphenyl) phosphino]ferrocenyl]ethyldi-tert-butyl-phosphine
  - 187733-50-2
  - 849924-40-9
  - C38H52FeO2P2
  - (R)-1-[(S)-2-[Bis(4-methoxy-3,5-dimethylphenyl)phosphino]ferrocenyl]ethyldi-tert-butyl-phosphine
  - (S)-1-[(R)-2-[Bis(4-methoxy-3,5-dimethylphenyl)phosphino]ferrocenyl]ethyldi-tert-butyl-phosphine

## Data sources

  - PubChem CID 146157778: https://pubchem.ncbi.nlm.nih.gov/compound/146157778
  - NIST WebBook: https://webbook.nist.gov/cgi/cbook.cgi?ID=849924-40-9
  - ChEMBL: https://www.ebi.ac.uk/chembl/g/#search_results/all/query=849924-40-9

---
Standalone HTML page: https://molgod.org/molecule/849924-40-9/
Canonical: https://molgod.org/molecule/849924-40-9/
Markdown version: https://molgod.org/molecule/849924-40-9.md
JSON API: https://molgod.org/wp-json/molgod/v1/molecule/849924-40-9
Last updated: 2026-09-16
Licence: Chemical facts in this record come from the public sources credited above; MolGod.org claims no rights in them. The selection, arrangement and texts of this record are © MolGod.org, all rights reserved. Details: https://molgod.org/copyright/#data
How to cite: MolGod.org. "(S)-1-[(R)-2-[Bis(4-methoxy-3,5-dimethylphenyl) phosphino]ferrocenyl]ethyldi-tert-butyl-phosphine (CAS 849924-40-9)." Last modified 2026-09-16. https://molgod.org/molecule/849924-40-9/ — for a chemical fact, cite its primary source (PubChem CID 146157778); for a 3D model file, cite its MolGod ID, the variant and the SHA-256 from its licence record.
Generator: MOL-GOD v3.12.33