1,1',1'',1'''-(1-Propyn-1-yl-3-ylidyne)tetrakisbenzene

Modify Date: 2025-08-25 18:38:31

1,1',1'',1'''-(1-Propyn-1-yl-3-ylidyne)tetrakisbenzene Structure
1,1',1'',1'''-(1-Propyn-1-yl-3-ylidyne)tetrakisbenzene structure
Common Name 1,1',1'',1'''-(1-Propyn-1-yl-3-ylidyne)tetrakisbenzene
CAS Number 20143-13-9 Molecular Weight 344.44800
Density 1.14g/cm3 Boiling Point 506.2ºC at 760 mmHg
Molecular Formula C27H20 Melting Point N/A
MSDS N/A Flash Point 255.2ºC

 Names

Name 1,1,3-triphenylprop-2-ynylbenzene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.14g/cm3
Boiling Point 506.2ºC at 760 mmHg
Molecular Formula C27H20
Molecular Weight 344.44800
Flash Point 255.2ºC
Exact Mass 344.15700
LogP 6.07270
Vapour Pressure 7.15E-10mmHg at 25°C
Index of Refraction 1.669

 Safety Information

HS Code 2902909090

 Synthetic Route

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1,1',1'',1'''-(1-Propyn-1-yl-3-ylidyne)tetrakisbenzene Structure

1,1',1'',1'''-(...

CAS#:20143-13-9

Literature: Shi, Min; Shouki, Kouji; Okamoto, Yoshiki; Takamuku, Setsuo Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1990 , # 9 p. 2443 - 2450

~%

1,1',1'',1'''-(1-Propyn-1-yl-3-ylidyne)tetrakisbenzene Structure

1,1',1'',1'''-(...

CAS#:20143-13-9

Literature: Izumi,T.; Miller,S.I. Journal of Organic Chemistry, 1978 , vol. 43, # 5 p. 871 - 875

~%

1,1',1'',1'''-(1-Propyn-1-yl-3-ylidyne)tetrakisbenzene Structure

1,1',1'',1'''-(...

CAS#:20143-13-9

Literature: Masson,J.-C. et al. Bulletin de la Societe Chimique de France, 1968 , p. 1085 - 1088

~%

1,1',1'',1'''-(1-Propyn-1-yl-3-ylidyne)tetrakisbenzene Structure

1,1',1'',1'''-(...

CAS#:20143-13-9

Literature: Wieland; Kloss Justus Liebigs Annalen der Chemie, 1929 , vol. 470, p. 203,213

 Customs

HS Code 2902909090
Summary 2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

 Synonyms

Tetraphenyl-propin
1,3,3,3-tetraphenylpropyne
Triphenylmethyl-phenylacetylen
Propyne,tetraphenyl
1,3,3,3-Tetraphenylpropin
tetraphenyl-propyne
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