DIBENZENECHROMIUM Chemical Properties

Melting point:

260-265 °C(lit.)

Flash point:

180 °F

storage temp. 

Flammables area

solubility 

sol benzene; slightly sol ether

form 

crystal

color 

brown to black

Sensitive 

Air & Moisture Sensitive

Safety Information

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

Toxicity

LD50 ivn-mus: 17,800 mg/kg CSLNX* NX#02380

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

DIBENZENECHROMIUM Usage And Synthesis

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.

Purification Methods

Dibenzenechromium is sublimed at 160 °C in vacuo.

Precautions

Dibenzenechromium is air sensitive.

DIBENZENECHROMIUM(1271-54-1)Related Product Information

• CHROMIUM(III) BENZOYLACETONATE
• ACID YELLOW 99
• Acid Black 60
• Acid violet 90
• ANILINE BLACK
• BIS(TRIPHENYLSILYL)CHROMATE 96
• ACID BLUE 161, PURE
• ACID BLACK 52
• DIBENZENECHROMIUM
• Solvent Yellow 21
• Chromium
• hydrogen bis[1-[(5-chloro-2-hydroxyphenyl)azo]-2-naphtholato(2-)]chromate(1-)
• QUINOLINIUM DICHROMATE
• CHROMIUM (III) TETRAPHENYLPORPHINE CHLORIDE
• Chromate (1-), bis(3-hydroxy-4-((2-hydroxy-3,5-dinitrophenyl)azo)-N-phenyl-2-naphthalenecarboxamidato(2-)), hydrogen
• AMMONIUM RHODANILATE
• BIS(ETHYLBENZENE)CHROMIUM
• SOLVENT RED 8