7403-26-1

7403-26-1 structure
7403-26-1 structure
  • Name: PYRIMIDO[4,5-D]PYRIMIDIN-4(3H)-ONE
  • Chemical Name: 8H-pyrimido[4,5-d]pyrimidin-5-one
  • CAS Number: 7403-26-1
  • Molecular Formula: C6H4N4O
  • Molecular Weight: 148.122
  • Create Date: 2018-12-22 17:07:46
  • Modify Date: 2024-01-02 16:00:31

Name 8H-pyrimido[4,5-d]pyrimidin-5-one
Synonyms 3H-pyrimido[4,5-d]pyrimidin-4-one
Pyrimido[4,5-d]pyrimidin-4(1H)-one
Pyrimido[4,5-d]pyrimidin-4(3H)-one
Density 1.7±0.1 g/cm3
Boiling Point 443.6±18.0 °C at 760 mmHg
Molecular Formula C6H4N4O
Molecular Weight 148.122
Flash Point 222.1±21.2 °C
Exact Mass 148.038513
PSA 71.53000
LogP -1.78
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.814
HS Code 2933990090
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%