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ChemicalBook--->CAS DataBase List--->77-71-4

77-71-4

77-71-4 Structure

77-71-4 Structure
IdentificationMore
[Name]

5,5-Dimethylhydantoin
[CAS]

77-71-4
[Synonyms]

5,5-DIMETHYL-2,4-DIOXOTETRAHYDROIMIDAZOLE
5,5-DIMETHYL-2,4-IMIDAZOLIDINEDIONE
5,5'-DIMETHYLHYDANTOIN
5,5-DIMETHYLHYDANTOIN
5,5-Dimethylimidazolidine-2,4-dione
A-UREIDOISOBUTYRIC ACID LACTAM
DIMETHYLHYDANTOIN
DMH
2,4-Imidazolidinedione,5,5-dimethyl-
4-Imidazolidinedione,5,5-dimethyl-2
5,5-dimethyl-4-imidazolidinedione
5,5-dimethyl-hydantoi
5,5-Dimethyl-imidazolidin-2,4-dion
5,5-Dimethylimidazolidin-2,4-dione
Acetonylurea
Dantoin DMH
dantoindmh
DM Hydantoin
dmh[qr]
dmhydantoin
[EINECS(EC#)]

201-051-3
[Molecular Formula]

C5H8N2O2
[MDL Number]

MFCD00005266
[Molecular Weight]

128.13
[MOL File]

77-71-4.mol
Chemical PropertiesBack Directory
[Appearance]

white to off-white crystals or crystalline powder
[Melting point ]

174-177 °C (lit.)
[Boiling point ]

237.54°C (rough estimate)
[density ]

1.2864 (rough estimate)
[refractive index ]

1.4730 (estimate)
[Fp ]

193°C
[storage temp. ]

Sealed in dry,Room Temperature
[solubility ]

H2O: 0.1 g/mL hot, clear
[form ]

Crystalline Powder or Crystals
[pka]

pKa 8.1 (Uncertain)
[color ]

White to off-white
[Water Solubility ]

soluble
[BRN ]

2827
[LogP]

-0.480
[CAS DataBase Reference]

77-71-4(CAS DataBase Reference)
[NIST Chemistry Reference]

2,4-Imidazolidinedione, 5,5-dimethyl-(77-71-4)
[EPA Substance Registry System]

77-71-4(EPA Substance)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S36/37:Wear suitable protective clothing and gloves .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
[WGK Germany ]

2
[RTECS ]

MU0977000
[TSCA ]

Yes
[HS Code ]

29332100
[Hazardous Substances Data]

77-71-4(Hazardous Substances Data)
[Toxicity]

LD50 oral in rabbit: 12660mg/kg
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Ammonium carbonate-->Acetone cyanohydrin
[Preparation Products]

1,3-Dibromo-5,5-dimethylhydantoin-->1,3-DIIODO-5,5-DIMETHYLHYDANTOIN-->(4,4-dimethyl-2,5-dioxo-1-imidazolidinyl)acetic acid(SALTDATA: FREE)
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

5,5-Dimethylhydantoin(77-71-4).msds
Hazard InformationBack Directory
[Chemical Properties]

white to off-white crystals or crystalline powder
[Uses]

5,5-Dimethylhydantoin is part of a group of hydantoin compounds that are being evaluated for their anticonvulsant and central nervous system antitumour properties.
[Definition]

ChEBI: 5,5-Dimethylhydantoin is an imidazolidine-2,4-dione.
[Purification Methods]

Crystallise the hydantoin from EtOH and sublime it in vacuo. [Beilstein 24 III/IV 1097.]
Spectrum DetailBack Directory
[Spectrum Detail]

5,5-Dimethylhydantoin(77-71-4)MS
5,5-Dimethylhydantoin(77-71-4)1HNMR
5,5-Dimethylhydantoin(77-71-4)13CNMR
5,5-Dimethylhydantoin(77-71-4)IR1
5,5-Dimethylhydantoin(77-71-4)IR2
5,5-Dimethylhydantoin(77-71-4)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

5,5-Dimethylhydantoin, 97%(77-71-4)
[Alfa Aesar]

5,5-Dimethylhydantoin, 97%(77-71-4)
[Sigma Aldrich]

77-71-4(sigmaaldrich)
[TCI AMERICA]

5,5-Dimethylhydantoin,>98.0%(T)(77-71-4)
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