9-Phenyl-6,7-dihydro-5H-benzo[7]annulene

Modify Date: 2025-08-25 17:44:53

9-Phenyl-6,7-dihydro-5H-benzo[7]annulene Structure
9-Phenyl-6,7-dihydro-5H-benzo[7]annulene structure
Common Name 9-Phenyl-6,7-dihydro-5H-benzo[7]annulene
CAS Number 21855-89-0 Molecular Weight 220.30900
Density 1.052g/cm3 Boiling Point 352.69ºC at 760 mmHg
Molecular Formula C17H16 Melting Point N/A
MSDS N/A Flash Point 178.838ºC

 Names

Name 9-Phenyl-6,7-dihydro-5H-benzo[7]annulene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.052g/cm3
Boiling Point 352.69ºC at 760 mmHg
Molecular Formula C17H16
Molecular Weight 220.30900
Flash Point 178.838ºC
Exact Mass 220.12500
LogP 4.45460
Vapour Pressure 0mmHg at 25°C
Index of Refraction 1.6

 Synthetic Route

~90%

9-Phenyl-6,7-dihydro-5H-benzo[7]annulene Structure

9-Phenyl-6,7-di...

CAS#:21855-89-0

Literature: Stavber, Gaj; Zupan, Marko; Stavber, Stojan Tetrahedron Letters, 2006 , vol. 47, # 48 p. 8463 - 8466

~45%

9-Phenyl-6,7-dihydro-5H-benzo[7]annulene Structure

9-Phenyl-6,7-di...

CAS#:21855-89-0

Literature: Kitamura, Tsugio; Muta, Tomonobu; Tahara, Toru; Kobayashi, Shinjiro; Taniguchi, Hiroshi Chemistry Letters, 1986 , p. 759 - 762

~%

9-Phenyl-6,7-dihydro-5H-benzo[7]annulene Structure

9-Phenyl-6,7-di...

CAS#:21855-89-0

Literature: McMurry,J.E.; Kees,K.L. Journal of Organic Chemistry, 1977 , vol. 42, p. 2655 - 2656 Full Text View citing articles Show Details McMurry,J.E. et al. Journal of Organic Chemistry, 1978 , vol. 43, p. 3255 - 3266

~47%

9-Phenyl-6,7-dihydro-5H-benzo[7]annulene Structure

9-Phenyl-6,7-di...

CAS#:21855-89-0

Literature: Kitamura, Tsugio; Muta, Tomonobu; Tahara, Toru; Kobayashi, Shinjiro; Taniguchi, Hiroshi Chemistry Letters, 1986 , p. 759 - 762

~%

9-Phenyl-6,7-dihydro-5H-benzo[7]annulene Structure

9-Phenyl-6,7-di...

CAS#:21855-89-0

Literature: Protiva; Borovicka Collection of Czechoslovak Chemical Communications, 1951 , vol. 16/17, p. 57,63

 Synonyms

9-phenyl-6,7-dihydro-5H-benzocycloheptene
3-phenyl-1,2-benzo-1,3-cycloheptadiene
9-phenyl-6,7-dihydro-5H-benzocycloheptane
6,7-dihydro-9-phenyl-5H-benzocycloheptene
9-phenyl-6-p-tolylsulfanyl-9H-purine
9-Phenyl-6,7-dihydro-5H-benzocyclohepten
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