# Benzylidene(1,3-bis(2,4,6-trimethylphenyl)imidazolidin-2-ylidene)dichlororuthenium--3-bromopyridine (1/2) CAS: 900169-53-1 PubChem CID: 11170462 InChIKey: YDOACSUCKSODBO-UHFFFAOYSA-L Wikidata: Q72447462 Molecular formula: C₃₈H₄₀Br₂Cl₂N₄Ru Molar mass: 884.5 g/mol IUPAC: benzylidene-[1,3-bis(2,4,6-trimethylphenyl)imidazolidin-2-ylidene]-dichlororuthenium;bis(3-bromopyridine) SMILES: CC1=CC(=C(C(=C1)C)N2CCN(C2=[Ru](=CC3=CC=CC=C3)(Cl)Cl)C4=C(C=C(C=C4C)C)C)C.C1=CC(=CN=C1)Br.C1=CC(=CN=C1)Br InChI: InChI=1S/C21H26N2.C7H6.2C5H4BrN.2ClH.Ru/c1-14-9-16(3)20(17(4)10-14)22-7-8-23(13-22)21-18(5)11-15(2)12-19(21)6;1-7-5-3-2-4-6-7;2*6-5-2-1-3-7-4-5;;;/h9-12H,7-8H2,1-6H3;1-6H;2*1-4H;2*1H;/q;;;;;;+2/p-2 PSA: 32.3 A^2 Hydrogen bond donors: 0 Hydrogen bond acceptors: 4 Rotatable bonds: 3 Heavy atoms: 47 3D structure: 87 atoms, 90 bonds ## About the compound Benzylidene(1,3-bis(2,4,6-trimethylphenyl)imidazolidin-2-ylidene)dichlororuthenium--3-bromopyridine (1/2) is a chemical compound registered under CAS number 900169-53-1. Molecular formula: C₃₈H₄₀Br₂Cl₂N₄Ru. Molar mass: 884.5 g/mol. The full systematic IUPAC name is: benzylidene-[1,3-bis(2,4,6-trimethylphenyl)imidazolidin-2-ylidene]-dichlororuthenium;bis(3-bromopyridine). The molecule contains 87 atoms connected by 90 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/900169-53-1/ ## Synonyms - RefChem:1079538 - DTXCID90408298 - 900169-53-1 - SCHEMBL712813 - SCHEMBL29659309 - ALB16953 - Grubbs Catalyst(TM) 3rd Generation - C77042 ## Data sources - PubChem CID 11170462: https://pubchem.ncbi.nlm.nih.gov/compound/11170462 - NIST WebBook: https://webbook.nist.gov/cgi/cbook.cgi?ID=900169-53-1 - ChEMBL: https://www.ebi.ac.uk/chembl/g/#search_results/all/query=900169-53-1 --- Standalone HTML page: https://molgod.org/molecule/900169-53-1/ Canonical: https://molgod.org/molecule/900169-53-1/ Markdown version: https://molgod.org/molecule/900169-53-1.md JSON API: https://molgod.org/wp-json/molgod/v1/molecule/900169-53-1 Last updated: 2026-09-03 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. "Benzylidene(1,3-bis(2,4,6-trimethylphenyl)imidazolidin-2-ylidene)dichlororuthenium--3-bromopyridine (1/2) (CAS 900169-53-1)." Last modified 2026-09-03. https://molgod.org/molecule/900169-53-1/ — for a chemical fact, cite its primary source (PubChem CID 11170462); 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