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685631

Sigma-Aldrich

Diiodo(bis(diphenylphosphino)ethane)cobalt(II)

Synonym(s):

[1,2-Ethanediylbis[diphenylphosphine-Κ, P]]diiodo-cobalt

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About This Item

Linear Formula:
CoI2(P(C6H5)2C2H4P(C6H5)2)
CAS Number:
34775-39-8
Molecular Weight:
711.16
MDL number:
MFCD11045354
UNSPSC Code:
12352300
PubChem Substance ID:
329760987
NACRES:
NA.22

form

powder

reaction suitability

core: cobalt
reagent type: catalyst

mp

>300 °C

SMILES string

I[Co]I.C(CP(c1ccccc1)c2ccccc2)P(c3ccccc3)c4ccccc4

InChI

1S/C26H24P2.Co.2HI/c1-5-13-23(14-6-1)27(24-15-7-2-8-16-24)21-22-28(25-17-9-3-10-18-25)26-19-11-4-12-20-26;;;/h1-20H,21-22H2;;2*1H/q;+2;;/p-2

InChI key

FLTZQBPRANWICZ-UHFFFAOYSA-L

Application

Catalyst for the mild coupling of thiols with aryl and heteroaryl iodides to give sulfides.
Catalyst for:
  • Reductive coupling reactions
  • Cyclization reactions
  • Reductive [3 + 2] cycloaddition reactions
  • Aryl-sulfur bond formation
  • Dimerization reactions
Catalyzes the cyclization of 2-iodobenzoates with aldehydes to give phthalides (isobenzofuranones).

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
12811BJ

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