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381004

Bis(cyclopentadienyl)chromium(II)

Name: Bis(cyclopentadienyl)chromium(II)
Brand: ALDRICH

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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Properties

Product Name

Bis(cyclopentadienyl)chromium(II), 95%

Quality Segment

100

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

Description

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

GHS05,GHS07

signalword

Danger

hcodes

H302 + H312 + H332,H314,H317

pcodes

P260 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338

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

dust mask type N95 (US), Eyeshields, Gloves

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