2,8-Dichloropyrimido[5,4-d]pyrimidine

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Names

[ CAS No. ]:
189747-34-0

[ Name ]:
2,8-Dichloropyrimido[5,4-d]pyrimidine

[Synonym ]:
Pyrimido[5,4-d]pyrimidine, 2,8-dichloro-
2,8-Dichloro-Pyrimido[5,4-d]Pyrimidine
2,5-DINITROFLUORENE
Pyrimido[5,4-d]pyrimidine,2,8-dichloro
2,8-Dichloropyrimido[5,4-d]pyrimidine

Chemical & Physical Properties

[ Density]:
1.7±0.1 g/cm3

[ Boiling Point ]:
310.3±35.0 °C at 760 mmHg

[ Molecular Formula ]:
C6H2Cl2N4

[ Molecular Weight ]:
201.013

[ Flash Point ]:
170.4±11.5 °C

[ Exact Mass ]:
199.965652

[ PSA ]:
51.56000

[ LogP ]:
0.38

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.695

Safety Information

[ Hazard Codes ]:
T

[ Risk Phrases ]:
25-36

[ Safety Phrases ]:
26-45

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • ethyl 5-amino-2-chloropyrimidine-4-carboxylate
  • 6-CHLOROPYRIMIDO[5,4-D]PYRIMIDIN-4(3H)-ONE
  • 5-amino-2-chloropyrimidine-4-carboxamide

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%

Related Compounds

  • Pyrimido[5,4-d]pyrimidine,4,8-bis(1-aziridinyl)-2,6-dichloro-
  • 4,9-dichloro-3,5,8,10-tetrazabicyclo[4.4.0]deca-2,4,7,9,11-pentaene-2,7-diamine
  • 2,7-DICHLOROTHIAZOLO[5,4-D]PYRIMIDINE
  • 2,5-Dichlorothiazolo[5,4-d]pyrimidine
  • 2-chloro-4,8-diiodo-pyrimido[5,4-d]pyrimidine
  • 2,6-dichloro-4,8-dipiperidinopyrimido[5,4-d]pyrimidine
  • Ethyl 1-(8-methylquinolin-2-yl)piperidine-4-carboxylate
  • 3-(2-Chloro-4-methylphenyl)azetidine
  • 5-Chloro-1-methylquinoxalin-2(1H)-one
  • 4-Chloro-3-phenyltetrahydro-2H-pyran
  • 2-Fluoro-5-methoxynicotinonitrile
  • 4-Fluoro-2-propyl-2,3-dihydro-1H-isoindol-1-one
  • benzyl N-(2-bromo-4,6-difluorophenyl)carbamate
  • 3,5-Dimethoxy-4-fluorotoluene
  • benzyl N-(3-iodo-4-methylphenyl)carbamate
  • 3-Chloro-6-fluoro-2-pyridineacetic acid
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