1,3-DIIODO-5,5-DIMETHYLHYDANTOIN Property

Melting point:

198°C(dec.)(lit.)

Boiling point:

298.4±23.0 °C(Predicted)

Density 

2.69±0.1 g/cm3(Predicted)

storage temp. 

-20°C

pka

-3.25±0.40(Predicted)

form 

powder to crystal

color 

White to Light yellow to Light orange

BRN 

146040

InChIKey

RDZHCKRAHUPIFK-UHFFFAOYSA-N

Safety

Hazard Codes 

O,C,N

Risk Statements 

8-35-50/53

Safety Statements 

26-36/37/39-45-60-61

RIDADR 

UN 3085 8(5.1) / PGII

WGK Germany 

3

RTECS 

MU0970000

HazardClass 

5.1/8

PackingGroup 

II

HS Code 

2933210090

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H272May intensify fire; oxidizer

H314Causes severe skin burns and eye damage

H400Very toxic to aquatic life

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

1,3-DIIODO-5,5-DIMETHYLHYDANTOIN Chemical Properties,Usage,Production

Chemical Properties

White powder

Uses

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