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705284

Sigma-Aldrich

1,1′-Carbonyldiimidazole solution

0.4 M in methylene chloride

Empirical Formula (Hill Notation):
C7H6N4O
CAS Number:
Molecular Weight:
162.15
Beilstein:
6826
MDL number:
PubChem Substance ID:
NACRES:
NA.22

form

liquid

Quality Level

reaction suitability

reaction type: Carbonylations

concentration

0.4 M in methylene chloride

refractive index

n20/D 1.434

density

1.303 g/mL at 25 °C

SMILES string

O=C(n1ccnc1)n2ccnc2

InChI

1S/C7H6N4O/c12-7(10-3-1-8-5-10)11-4-2-9-6-11/h1-6H

InChI key

PFKFTWBEEFSNDU-UHFFFAOYSA-N

General description

1,1′-Carbonyldiimidazole (N,N′-carbonyldiimidazole) is a versatile peptide-forming reagent.

Application

1,1′-Carbonyldiimidazole (N,N′-carbonyldiimidazole) may be used in the following studies:
  • Synthesis of peptides in aqueous solution.
  • Synthesis of isoleucine-5 angiotensin II amide-1.
  • For the activation of the hydroxyl termini of tween toward nucleophilic addition.
  • As coupling reagent for the coupling of prostaglandins and other carboxylic acids to the amino groups of bovine serum albumin.
  • Synthesis of peptide thioesters.

Packaging

100 mL in glass bottle

Certificate of Analysis

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Certificate of Origin

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