91-18-9 ????????
| ?????? ?? ??? |
???????? |
| ????????? |
????????; 1,3,5,8-????????????????; ?????????????; ?????? 268562; ?????????? (2,3-??) ??????????; ?????????(4,5-??)????????? |
| ???????? ??? |
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 |
| ??? ??????? ?????? |
91-18-9 |
| ????? ?????? |
|
| ????? |
1.369g/cm3 |
| ????? ?? ??? |
265°C at 760 mmHg |
| ??????? ??????? |
1.68 |
| ????? ??????? |
124.7°C |
| ????? ?? ???? |
0.0154mmHg at 25°C |
|