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The physical and chemical property of 290-37-9 is provided by ChemNet.com
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   ChemNet > CAS > 290-37-9 pyrazine

290-37-9 pyrazine

??? ?????? pyrazine
????? ??????????? pyrazine; 1,4-Diazine
?????? ???????? C4H4N2
????? ??????? ??????? 80.088
InChI InChI=1/C4H4N2/c1-2-6-4-3-5-1/h1-4H
?????????? ???????? ??????? 290-37-9
???????? ????????? ??? 206-027-6
???? ?????? 290-37-9 pyrazine
????? 1.055g/cm3
???? ???????? 52-56℃
???? ??????? 118.6°C at 760 mmHg
????? ???????? 1.503
???? ?????? 55.6°C
??????? ?? ????? SOLUBLE
??? ?????? 19.7mmHg at 25°C
?????? ??? ??????? ??????  F:Flammable;
 Xi:Irritant;
??? ????????? R11:;
R36/37/38:;
???? ????? S16:;
S26:;
S36:;
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