Pyrimido[5,4-d]pyrimidine (7CI,8CI,9CI)

Names

[ CAS No. ]:
254-82-0

[ Name ]:
Pyrimido[5,4-d]pyrimidine (7CI,8CI,9CI)

[Synonym ]:
1,3,5,7-Tetraazanaphthalene
Homopurine
Pyrimidopyrimidin

Chemical & Physical Properties

[ Molecular Formula ]:
C₆H₄N₄

[ Molecular Weight ]:
132.12300

[ Exact Mass ]:
132.04400

[ PSA ]:
51.56000

[ LogP ]:
0.41980

Safety Information

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

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%