9H-9-Silafluorene, 9,9-diphenyl-

Modify Date: 2025-08-25 14:41:19

9H-9-Silafluorene, 9,9-diphenyl- Structure
9H-9-Silafluorene, 9,9-diphenyl- structure
 Common Name 9H-9-Silafluorene, 9,9-diphenyl-
CAS Number 5550-08-3 Molecular Weight 334.48500
Density 1.17g/cm3 Boiling Point 458.1ºC at 760 mmHg
Molecular Formula C24H18Si Melting Point N/A
MSDS N/A Flash Point 217.6ºC

 Names

Name 5,5-diphenylbenzo[b][1]benzosilole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.17g/cm3
Boiling Point 458.1ºC at 760 mmHg
Molecular Formula C24H18Si
Molecular Weight 334.48500
Flash Point 217.6ºC
Exact Mass 334.11800
LogP 3.04440
Index of Refraction 1.677
InChIKey RVHKZECCDOKCIB-UHFFFAOYSA-N
SMILES c1ccc([Si]2(c3ccccc3)c3ccccc3-c3ccccc32)cc1

 Safety Information

HS Code 2934999090

 Synthetic Route

2-(triphenylsilyl)phenyl trifluoromethanesulfonate structure

2-(triphenylsil...

CAS#:1116155-57-7

~86%

9H-9-Silafluorene, 9,9-diphenyl- Structure

9H-9-Silafluore...

CAS#:5550-08-3

Literature: Shimizu, Masaki; Mochida, Kenji; Hiyama, Tamejiro Angewandte Chemie - International Edition, 2008 , vol. 47, # 50 p. 9760 - 9764
Diphenylsilane structure

Diphenylsilane

CAS#:775-12-2

2,2'-DIIODOBIPHENYL structure

2,2'-DIIODOBIPHENYL

CAS#:2236-52-4

~88%

9H-9-Silafluorene, 9,9-diphenyl- Structure

9H-9-Silafluore...

CAS#:5550-08-3

Literature: Yabusaki, Yusuke; Ohshima, Norikazu; Kondo, Hitoshi; Kusamoto, Tetsuro; Yamanoi, Yoshinori; Nishihara, Hiroshi Chemistry - A European Journal, 2010 , vol. 16, # 19 p. 5581 - 5585
biphenyl-2,2'-diyl-bis-lithium structure

biphenyl-2,2'-d...

CAS#:16291-32-0

~%

9H-9-Silafluorene, 9,9-diphenyl- Structure

9H-9-Silafluore...

CAS#:5550-08-3

Literature: Gilman; Gorsich Journal of the American Chemical Society, 1958 , vol. 80, p. 1883,1884
5,5-dichlorobenzo[b][1]benzosilole structure

5,5-dichloroben...

CAS#:18030-58-5

Phenyllithium structure

Phenyllithium

CAS#:591-51-5

~%

9H-9-Silafluorene, 9,9-diphenyl- Structure

9H-9-Silafluore...

CAS#:5550-08-3

Literature: Gilman; Gorsich Journal of the American Chemical Society, 1958 , vol. 80, p. 1883,1884
5-chloro-5-phenyl-5H-dibenzosilole structure

5-chloro-5-phen...

CAS#:18766-52-4

Phenyllithium structure

Phenyllithium

CAS#:591-51-5

~%

9H-9-Silafluorene, 9,9-diphenyl- Structure

9H-9-Silafluore...

CAS#:5550-08-3

Literature: Gilman; Gorsich Journal of the American Chemical Society, 1958 , vol. 80, p. 1883,1884
Dichlorodiphenylsilane structure

Dichlorodipheny...

CAS#:80-10-4

biphenyl-2,2'-diyl-bis-lithium structure

biphenyl-2,2'-d...

CAS#:16291-32-0

~%

9H-9-Silafluorene, 9,9-diphenyl- Structure

9H-9-Silafluore...

CAS#:5550-08-3

Literature: Gilman; Gorsich Journal of the American Chemical Society, 1955 , vol. 77, p. 6380
2,2'-Dibromobiphenyl structure

2,2'-Dibromobiphenyl

CAS#:13029-09-9

~%

9H-9-Silafluorene, 9,9-diphenyl- Structure

9H-9-Silafluore...

CAS#:5550-08-3

Literature: Ishikawa, Mitsuo; Tabohashi, Tatsuru; Sugisawa, Hiroshi; Nishimura, Kunio; Kumada, Makoto Journal of Organometallic Chemistry, 1983 , vol. 250, # 1 p. 109 - 120

 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%

 Synonyms

5,5-Diphenyl-5H-dibenzosilol
9,9-diphenyl-9-silafluorene
2,2'-Biphenylen-diphenyl-silan
5,5-diphenyl-5H-dibenzosilole
1,1-diphenyldibenzosilole
9,9-diphenyl-9,9-dihydro-9-silafluorene
9H-9-Silafluorene,9,9-diphenyl
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