91-18-9 ????
| ???? |
???? |
| ?? |
????; 1,3,5,8- ??? ?? ????; ????; NSC 268562; ????(2,3-d)????; ????(4,5-b)??? |
| ?? ?? |
pteridine;Pteridine; 1,3,5,8-Tetraazanaphthalene; Azinepurine; NSC 268562; Pyrazino(2,3-d)pyrimidine; Pyrimido(4,5-b)pyrazine |
| ??? |
C6H4N4 |
| ??? |
132.1228 |
| InChI |
InChI=1/C6H4N4/c1-2-9-6-5(8-1)3-7-4-10-6/h1-4H |
| cas?? |
91-18-9 |
| ?? ?? |
|
| ?? |
1.369g/cm3 |
| ??? |
265°C at 760 mmHg |
| ?? ?? |
1.68 |
| ??? |
124.7°C |
| ??? |
0.0154mmHg at 25°C |
|
KR
CN
CZ
DE
EN
ES
FR
GR
HU
ID
IL
IN
IR
IT
JP
MY
NL
NO
PL
PT
RU
SA
TR