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4,6-Dihydroxypyrimidine

4,6-Dihydroxypyrimidine ??? ???
?? ??:
1193-24-4
???:
4,6-Dihydroxypyrimidine
???(??):
Pyrimidine-4,6-diol;4(1H)-PYRIMIDINONE, 6-HYDROXY-;DihydroxypyriMidine;4,6-PYRIMIDINEDIOL;NSC 22838;4,6-Dihydroxy;AURORA KA-5482;4,6-Dioxypyrimidine;4,6-Dihydroxyphenol;4,6-Dihydroxypyrimid
CBNumber:
CB4477413
???:
C4H4N2O2
??? ??:
112.09
MOL ??:
1193-24-4.mol
MSDS ??:
SDS

4,6-Dihydroxypyrimidine ??

???
>300 °C (lit.)
?? ?
209.98°C (rough estimate)
??
1.4421 (rough estimate)
???
0.001Pa at 20℃
???
1.4610 (estimate)
?? ??
Inert atmosphere,Room Temperature
???
2.5g/L(20°C)
?? ?? (pKa)
5.70±0.10(Predicted)
??? ??
??
??
????? ?????
???
2.5g/L(20℃)
BRN
606433
LogP
-2.8 at 25℃
CAS ??????
1193-24-4(CAS DataBase Reference)
NIST
4(1H)-pyrimidinone, 6-hydroxy-(1193-24-4)
EPA
6-Hydroxy-4(1H)-pyrimidinone (1193-24-4)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 26-36-37/39
WGK ?? 1
RTECS ?? UW7523000
?? ?? ?? Irritant
TSCA Yes
HS ?? 29335995
????(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 ?? ??? ?? ??? ????.
P280 ????/???/???/?????? ?????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P405 ???? ?????.
NFPA 704
1
2 0

4,6-Dihydroxypyrimidine MSDS


4,6-Dihydroxypyrimidine

4,6-Dihydroxypyrimidine C??? ??, ??, ??

??? ??

Light Yellow Powder

??

4,6-Dihydroxypyrimidine (cas# 1193-24-4) is a compound useful in organic synthesis.

Synthesis

Synthesis of 4,6-dihydroxypyrimidine (DHP) by reaction of a malonic acid ester with formamide and an alkali metal alkoxide at elevated temperature.

4,6-Dihydroxypyrimidine ?? ?? ? ???

???

?? ??


4,6-Dihydroxypyrimidine ?? ??

???( 640)?? ??
??? ?? ??? ?? ?? ? ??
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4,6-Dihydroxypyrimidine ?? ??:

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