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381004

Bis(cyclopentadienyl)chromium(II)

95%, solid

Synonym(s):

Chromocene, Di(cyclopentadienyl)chromium(II)

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About This Item

Linear Formula:
Cr(C5H5)2
CAS Number:
1271-24-5
Molecular Weight:
182.18
NACRES:
NA.22
PubChem Substance ID:
24863782
UNSPSC Code:
12161600
EC Number:
215-036-4
MDL number:
MFCD00013750
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Product Name

Bis(cyclopentadienyl)chromium(II), 95%

Quality Segment

assay

95%

form

solid

reaction suitability

core: chromium, reagent type: catalyst

mp

168-170 °C (lit.)

SMILES string

[Cr].[CH]1[CH][CH][CH][CH]1.[CH]2[CH][CH][CH][CH]2

InChI

1S/2C5H5.Cr/c2*1-2-4-5-3-1;/h2*1-5H;

InChI key

OXPNGPODCRFNTM-UHFFFAOYSA-N

Application

Catalyst for:
  • Stereoselective pinacol-type cross-coupling reactions
  • Thermal homo-polymerization and co-polymerization reactions
  • Nozaki-Hiyama-Kishi reactions (additions of organic halides to aldehydes)

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1A - Skin Sens. 1

Storage Class

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Gloves

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