253688-91-4 Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene) (tricyclohexylphosphine)ruthenium(II) Isopentenylidene(1,3-dimesitylimidazolidin-2-ylidene) (tricyclohexylphosphine)ruthenium(II) dichloride [SIMes]dichloro(3-methyl-2-butenylidene)(tricyclohexylphosphine)Ru(II) CAS 253688-91-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 253688-91-4 |
| Molecular Formula | C26H46Cl2N2Ru C18H33P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 253688-91-4 Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene) (tricyclohexylphosphine)ruthenium(II) Isopentenylidene(1,3-dimesitylimidazolidin-2-ylidene) (tricyclohexylphosphine)ruthenium(II) dichloride [SIMes]dichloro(3-methyl-2-butenylidene)(tricyclohexylphosphine)Ru(II) (CAS 253688-91-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C26H46Cl2N2Ru C18H33P. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C26H46Cl2N2Ru C18H33P |
| Molecular Weight | 839.07 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 3-{1-[(3,4-dichlorophenyl)methyl]-2-oxo-1,2-dihydropyridin-3-yl}-1-[3-(trifluoromethyl)phenyl]urea (CAS 338755-47-8)
- 2-Chloro-n-(2-((2-cyanobenzyl)thio)ethyl)acetamide (CAS 853574-44-4)
- cis-5-(Propylsulfonyl)octahydropyrrolo[3,4-b]pyrrole (CAS 1218413-69-4)
- Abiraterone Impurity 7 (CAS CATO-C4X-10707)
- 1-(2,5-Dimethylthiophen-3-yl)-N-methylmethanamine hydrochloride (CAS 1332531-27-7)
- (R)-3-Amino-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one hydrochloride (CAS 1838205-68-7)
- Semaglutide impurity 81 (CAS CATO-C4X-222681)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com