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5,5-Dimethylhydantoin

5,5-Dimethylhydantoin Suppliers list
Company Name: Connect Chemicals GmbH
Tel: +49 2102 2077-39
Email: inquiries@connectchemicals.com
Products Intro: Product Name:5,5-Dimethylhydantoin (DMH)
CAS:77-71-4
Remarks:Chemical
Company Name: Henan Tianfu Chemical Co.,Ltd.
Tel: 0371-55170693
Email: info@tianfuchem.com
Products Intro: CAS:77-71-4
Purity:99% Package:500G;1KG;5KG;25KG
Company Name: Hangzhou FandaChem Co.,Ltd.
Tel: 008615858145714
Email: fandachem@gmail.com
Products Intro: Product Name:5,5-Dimethylhydantoin
CAS:77-71-4
Company Name: Hefei TNJ Chemical Industry Co.,Ltd.
Tel: +86-0551-65418679
Email: info@tnjchem.com
Products Intro: Product Name:5,5-Dimethylhydantoin
CAS:77-71-4
Purity:99.5%min. Package:1KG;5USD
Company Name: Shanxi Naipu Import and Export Co.,Ltd
Tel: +8613734021967
Email: kaia@neputrading.com
Products Intro: Product Name:5,5-Dimethylhydantoin
CAS:77-71-4
Purity:99 Package:1KG;100USD

5,5-Dimethylhydantoin manufacturers

5,5-Dimethylhydantoin Basic information
Product Name:5,5-Dimethylhydantoin
Synonyms:dantoindmh;DM Hydantoin;dmh[qr];dmhydantoin;Hydantoin, 5,5-dimethyl-;nsc8652;T10;t10[qr]
CAS:77-71-4
MF:C5H8N2O2
MW:128.13
EINECS:201-051-3
Product Categories:Resin additives;Building Blocks;Miscellaneous Natural Products;Water treatment chemicals;Heterocyclic Building Blocks;Imidazolines/Imidazolidines
Mol File:77-71-4.mol
5,5-Dimethylhydantoin Structure
5,5-Dimethylhydantoin Chemical Properties
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
pkapKa 8.1 (Uncertain)
color White to off-white
Water Solubility soluble
BRN 2827
CAS DataBase Reference77-71-4(CAS DataBase Reference)
NIST Chemistry Reference2,4-Imidazolidinedione, 5,5-dimethyl-(77-71-4)
EPA Substance Registry System5,5-Dimethylhydantoin (77-71-4)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 22-24/25-36/37-26
WGK Germany 2
RTECS MU0977000
TSCA Yes
HS Code 29332100
Hazardous Substances Data77-71-4(Hazardous Substances Data)
ToxicityLD50 oral in rabbit: 12660mg/kg
MSDS Information
ProviderLanguage
5,5-Dimethylhydantoin English
SigmaAldrich English
ACROS English
ALFA English
5,5-Dimethylhydantoin Usage And Synthesis
Chemical Propertieswhite to off-white crystals or crystalline powder
Purification MethodsCrystallise the hydantoin from EtOH and sublime it in vacuo. [Beilstein 24 III/IV 1097.]
5,5-Dimethylhydantoin Preparation Products And Raw materials
Raw materialsAmmonium carbonate-->Acetone cyanohydrin
Preparation Products1,3-Dibromo-5,5-dimethylhydantoin-->1,3-DIIODO-5,5-DIMETHYLHYDANTOIN
Tag:5,5-Dimethylhydantoin(77-71-4) Related Product Information
1,3-Bis(1-aminopropyl)-5,5-dimethylhydantoin 1,3-DIBROMO-5,5-DIMETHYLHYDANTOIN Dimethyl sebacate 5,5-Dimethylhydantoin 5,5-Diphenylhydantoin 5-(4-HYDROXYPHENYL)-5-PHENYLHYDANTOIN 1-(HYDROXYMETHYL)-5,5-DIMETHYLHYDANTOIN,1-METHYLOL-5,5-DIMETHYLHYDANTOIN,1,1-METHYLOL-5,5-DIMETHYLHYDANTOIN NSC22850 (S)-MEPHENYTOIN 1,3-DIAZASPIRO[4.5]DECANE-2,4-DIONE 5-(4-METHYLPHENYL)-5-PHENYLHYDANTOIN 2,4-Imidazolidinedione, 5-ethyl-5-phenyl-, (+-)- 1,3-DIAZA-SPIRO[4.4]NONANE-2,4-DIONE 5-METHYL-5-(3,4,5-TRIMETHOXYPHENYL)IMIDAZOLIDINE-2,4-DIONE 5-Ethyl-5-methylhydantoin 5-isopropyl-5-methylimidazolidine-2,4-dione 5-CYCLOBUTYL-5-PHENYLHYDANTOIN 1,3-DIBROMO-5-ETHYL-5-METHYLHYDANTOIN