9H-Xanthene,9-(9H-xanthen-9-ylidene)-

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Names

[ CAS No. ]:
517-45-3

[ Name ]:
9H-Xanthene,9-(9H-xanthen-9-ylidene)-

[Synonym ]:
9,9'-bi(9H-xanthen-9-ylidene)
EINECS 208-241-5
9.9'-dixanthylidene
Bixanthylidene
Dixanthylene
bixanthylene
9,9'-bixanthenylidene
Dixanthylidene
9-(9H-Xanthen-9-ylidene)-9H-xanthene
9-(9H-xanthene-9-ylidene)-9H-xanthene
MFCD00597968

Chemical & Physical Properties

[ Density]:
1.3g/cm3

[ Boiling Point ]:
494.2ºC at 760mmHg

[ Melting Point ]:
318-320ºC

[ Molecular Formula ]:
C26H16O2

[ Molecular Weight ]:
360.40400

[ Flash Point ]:
188.4ºC

[ Exact Mass ]:
360.11500

[ PSA ]:
18.46000

[ LogP ]:
6.90540

[ Index of Refraction ]:
1.711

Safety Information

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
S26-S36/37

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Xanthone
  • 9H-Xanthen-9-one,hydrazone
  • xanthene-9-thione
  • Benzophenone
  • 9-diazoxanthene
  • Xanthene
  • 4-tert-butyl-α-methylstyrene
  • 66974
  • 4-prop-1-en-2-ylbenzonitrile

DownStream

  • Xanthone
  • 9-(9H-xanthen-9-yl)-9H-xanthene
  • xanthene-9-thione

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 9-(2,4-dimethylxanthen-9-ylidene)-2,4-dimethylxanthene
  • 9H-XANTHENE-9-METHANOL
  • 9H-Xanthene-9-aceticacid, a-cyano-, ethyl ester
  • 4-methoxy-9-(4-methoxyxanthen-9-ylidene)xanthene
  • 3-bromo-9-(3-bromoxanthen-9-ylidene)xanthene
  • 2-phenyl-9-(2-phenylxanthen-9-ylidene)xanthene