| Identification | Back Directory | [Name]
DIBENZENECHROMIUM | [CAS]
1271-54-1 | [Synonyms]
diphenylchromium
DIBENZENECHROMIUM
Chromium dibenzene
BIS(BENZENE)CHROMIUM
diphenyl-chromium(ii
bis(benzene)-chromiu
BIS(BENZENE)CHROMIUM(0)
Chromium, bis(benzene)-
Bis(benzene)chromium,97%
bis(eta6-benzene)chromium
Bis(benzene)chroMiuM, 97% 1GR
Bis(benzene)chromium, min. 97%
Dibenzenechromium,C69.2%,H5.8%
bis(eta(sup6)-benzene)-chromiu
bis(eta(sup6)-benzene)chromium
Bis(benzene)chromium(0),min.97%
Bis(benzene)chromium (0), min. 97%
Bis(benzene)chromium (O), min. 97%
bis(eta6-Benzene) chromium | [EINECS(EC#)]
215-042-7 | [Molecular Formula]
C12H12Cr | [MDL Number]
MFCD00015485 | [MOL File]
1271-54-1.mol | [Molecular Weight]
208.22 |
| Chemical Properties | Back Directory | [Appearance]
dark green to black crystals or crystalline powder | [Melting point ]
260-265 °C(lit.)
| [Fp ]
180 °F
| [storage temp. ]
Flammables area | [solubility ]
sol benzene; slightly sol ether | [form ]
crystal | [color ]
brown to black | [Sensitive ]
Air & Moisture Sensitive | [InChI]
1S/2C6H6.Cr/c2*1-2-4-6-5-3-1;/h2*1-6H; | [InChIKey]
HVURSIGIEONDKB-UHFFFAOYSA-N | [SMILES]
[Cr].c1ccccc1.c2ccccc2 |
| Hazard Information | Back Directory | [Chemical Properties]
dark green to black crystals or crystalline powder | [Uses]
Catalyst for:
- Olefin hydrogenation
- Electron transfer chain catalysis mechanism
- Pre-catalyst for the hydrosilation of ketones and aldehydes, for the dehydrocoupling of triphenylsilane with primary alcohols
| [reaction suitability]
core: chromium
reagent type: catalyst | [Safety Profile]
Poison by intravenous route.When heated to decomposition it emits toxic fumes of Cr. | [Synthesis]
Diphenylchromium was prepared as follows: in the presence of benzene, chromium trichloride was reduced with aluminum metal using aluminum trichloride as a catalyst to produce diphenylchromium tetrachloroaluminate [Cr(η6-C6H6)2]-[AlCl4], which was then red | [Purification Methods]
Dibenzenechromium is sublimed at 160 °C in vacuo.
| [Precautions]
Dibenzenechromium is air sensitive.
|
| Safety Data | Back Directory | [Hazard Codes ]
F | [Risk Statements ]
11 | [Safety Statements ]
16-33 | [RIDADR ]
UN 1325 4.1/PG 2
| [WGK Germany ]
3
| [RTECS ]
GB5850000
| [HazardClass ]
4.2 | [PackingGroup ]
I | [HS Code ]
29319090 | [Storage Class]
4.1B - Flammable solid hazardous materials | [Hazard Classifications]
Flam. Sol. 1 | [Toxicity]
LD50 ivn-mus: 17,800 mg/kg CSLNX* NX#02380 |
|
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INTATRADE GmbH
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+49 3493/605464 |
| Website: |
www.intatrade.de |
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Alfa Aesar
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http://chemicals.thermofisher.cn |
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Energy Chemical
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http://www.energy-chemical.com |
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Sigma-Aldrich
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https://www.sigmaaldrich.cn |
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Alfa Chemistry
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https://www.alfa-chemistry.com |
|