Pyridazine N-oxide

Names

[ CAS No. ]:
1457-42-7

[ Name ]:
Pyridazine N-oxide

[Synonym ]:
3-pyridazinyl-N-oxide
pyridazine-N-oxide
pyridazinyl N-oxide
Pyridazine-1-oxide
pyridazine mono-N-oxide

Chemical & Physical Properties

[ Density]:
1.19g/cm3

[ Boiling Point ]:
210.7ºC at 760mmHg

[ Melting Point ]:
298-305ºC

[ Molecular Formula ]:
C₄H₄N₂O

[ Molecular Weight ]:
96.08740

[ Flash Point ]:
81.2ºC

[ Exact Mass ]:
96.03240

[ PSA ]:
38.35000

[ LogP ]:
0.51010

[ Vapour Pressure ]:
0.275mmHg at 25°C

[ Index of Refraction ]:
1.564

Safety Information

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R22;R37/38;R41

[ Safety Phrases ]:
S26-S39

[ RIDADR ]:
UN 3335

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%