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705438

Sigma-Aldrich

Potassium 2-isocyanoacetate

technical grade, 85%

Synonym(s):

Isocyanoacetic acid potassium salt

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About This Item

Empirical Formula (Hill Notation):
C3H2KNO2
CAS Number:
Molecular Weight:
123.15
UNSPSC Code:
12352116
PubChem Substance ID:
NACRES:
NA.22

grade

technical grade

Assay

85%

form

powder

reaction suitability

reaction type: C-C Bond Formation

mp

75-81 °C

SMILES string

[K+].[O-]C(=O)C[N+]#[C-]

InChI

1S/C3H3NO2.K/c1-4-2-3(5)6;/h2H2,(H,5,6);/q;+1/p-1

InChI key

IWTQNSMPJLXKLL-UHFFFAOYSA-M

Application

Reagent for:
  • Carbene insertion reactions as a cleanup procedure to remove ruthenium carbene catalysts from metathesis reaction products
  • Preparation of carbonyl complexes of group IVB metals
  • Preparation of peptides via ammonium chloride-promoted Ugi reaction

Citation

French, J., Diver, S.; Potassium 2-Isocyanoacetate e-EROS, 03-15-2012 Web Publication

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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