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711624

Sigma-Aldrich

1,3-Diiodo-5,5-dimethylhydantoin

≥96%

Synonym(s):

DIH

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About This Item

Empirical Formula (Hill Notation):
C5H6I2N2O2
CAS Number:
Molecular Weight:
379.92
Beilstein:
146040
MDL number:
UNSPSC Code:
12352101
PubChem Substance ID:
NACRES:
NA.22

Assay

≥96%

form

powder

storage temp.

−20°C

SMILES string

CC1(C)N(I)C(=O)N(I)C1=O

InChI

1S/C5H6I2N2O2/c1-5(2)3(10)8(6)4(11)9(5)7/h1-2H3

InChI key

RDZHCKRAHUPIFK-UHFFFAOYSA-N

Application

DIH - Highly efficient and economical reagent for Iodination

Used for:
  • Preparation of nitriles from corresponding alcohols and amines via oxidative conversion
  • Chemoselective, stereospecific iododesilylation of silylated alkenes
  • Preparation of N-benzyl toluenesulfonamides via sulfonylamidation of alkylbenzenes with toluenesulfonamide in presence of diiododimethylhydantoin
  • Iodination reactions

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Ox. Sol. 2 - Skin Corr. 1B

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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