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239-69-0

239-69-0 structure
239-69-0 structure
  • Name: Dinaphtho[1,2-b:2',1'-d]furan
  • Chemical Name: Dinaphtho[1,2-b:2',1'-d]furan
  • CAS Number: 239-69-0
  • Molecular Formula: C20H12O
  • Molecular Weight: 268.30900
  • Create Date: 2016-12-28 13:30:55
  • Modify Date: 2024-01-19 07:55:41

Name Dinaphtho[1,2-b:2',1'-d]furan
Synonyms Dinaphtho[1,2-b:2',1'-d]furan
13-Oxa-13H-dibenzo[a,i]fluorene
Dinaphthofuran
Dinaphtho[1,2-b:2',1'-d]furan(6CI,7CI,8CI,9CI)
DINAPHTHYLENE OXIDE,M.P. 238
12-oxapentacyclo[11.8.0.0^{2,11}.0^{5,10}.0^{14,19}]henicosa-1(13),2(11),3,5,7,9,14,16,18,20-decaene
Density 1.3±0.1 g/cm3
Boiling Point 486.9±14.0 °C at 760 mmHg
Melting Point 183 °C
Molecular Formula C20H12O
Molecular Weight 268.30900
Flash Point 271.6±6.9 °C
Exact Mass 268.08900
PSA 13.14000
LogP 6.58
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.809
Storage condition 2-8°C
HS Code 2932999099
HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%