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1,5,5-?????????

1,5,5-?????????
1,5,5-????????? ??? ???
?? ??:
6851-81-6
???:
1,5,5-?????????
???(??):
1,5,5-?????????;1,5,5-????????
???:
1,5,5-TRIMETHYLHYDANTOIN
???(??):
TriMethylhydantoin;1,5,5-TRIMETHYLHYDANTOIN;1,5,5-Trimethylhydantoine;1-Methyl-5,5-dimethylhydantoin;1,5,5-TRIMETHYLHYDANTOIN, 99+%;1,5,5-TRIMETHYLIMIDAZOLIDINE-2,4-DIONE;3,4,4-Trimethyl-2,5-dioxoimidazolidine;1,5,5-Trimethyl-2,4-imidazolidinedione;2,4-Imidazolidinedione, 1,5,5-trimethyl-
CBNumber:
CB2421614
???:
C6H10N2O2
??? ??:
142.16
MOL ??:
6851-81-6.mol
MSDS ??:
SDS

1,5,5-????????? ??

???
161-164 °C (lit.)
?? ?
259.72°C (rough estimate)
??
1.2298 (rough estimate)
???
1.5010 (estimate)
?? ??
Inert atmosphere,Room Temperature
???
soluble in Dimethylformamide
??? ??
powder to crystal
?? ?? (pKa)
8.99±0.10(Predicted)
??
???? ?? ??
CAS ??????
6851-81-6(CAS DataBase Reference)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi,Xn
?? ???? ?? 36/37/38-20/21/22
????? 26-36
WGK ?? 3
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
1
2 0

1,5,5-????????? C??? ??, ??, ??

??? ??

white to off-white crystalline powder

??

1,5,5-Trimethylhydantoin (1,5,5-Trimethyl-imidazolidine-2,4-dione) may be used to synthesize 3-bromomethyl-1,5,5-trimethylimidazolid-ine-2,4-dione.

?? ??

1,5,5-Trimethylhydantoin (TMH) is a 1,5,5-trisubstituted hydantoin. Its mass spectrum has been recorded and analyzed. The density of TMH is 1.1318g/ml at 25°C.

1,5,5-????????? ?? ?? ? ???

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1,5,5-????????? ?? ??

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