Nom de l'article:
Pyrazine -2-Carboxylicacid
Description:
Pyrazine is a diazine that is benzene in which the carbon atoms at positions 1 and 4 have been replaced by nitrogen atoms and its formula is C4H4N2. Derivatives such as phenazine are well known for their antitumor, antibiotic and diuretic activities.
Groupe:
Other Specialties
Numéro CAS:
290-37-9
Numéro EC:
206-027-6
Synonymes:
1,4-, diazabenzene, 1,4-, diazine. p-, diazine, para, diazine. para-, diazine.
Nom d’après UICPA:
pyrazine
Formule moléculaire:
C4H4N2
Masse moléculaire:
80.09 g/mol
Point d’ébullition:
115-116 °C(lit.)
Point d’éclair:
132 °F
Point de fusion:
50-56 °C(lit.)
Densité:
1.031 g/mL at 25 °C(lit.)
Classe de danger:
4.1
Code SH:
29339990
RID/ADR:
UN 1325 4.1/PG 2
Déclarations de risques:
R36/37/38; R11
Déclaration de dangers:
H228; H315; H319; H335
Mise en garde:
P210; P261; P305 + P351 + P338
Signaux:
Danger