1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene)

Modify Date: 2024-01-13 16:37:15

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure
1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) structure
Common Name 1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene)
CAS Number 79135-69-6 Molecular Weight 234.335
Density 1.0±0.1 g/cm3 Boiling Point 353.8±31.0 °C at 760 mmHg
Molecular Formula C18H18 Melting Point N/A
MSDS N/A Flash Point 162.4±19.0 °C

 Names

Name 1-ethyl-4-[2-(4-ethylphenyl)ethynyl]benzene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.0±0.1 g/cm3
Boiling Point 353.8±31.0 °C at 760 mmHg
Molecular Formula C18H18
Molecular Weight 234.335
Flash Point 162.4±19.0 °C
Exact Mass 234.140854
LogP 6.76
Vapour Pressure 0.0±0.4 mmHg at 25°C
Index of Refraction 1.583

 Safety Information

HS Code 2902909090

 Synthetic Route

~70%

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure

1,1'-(1,2-Ethyn...

CAS#:79135-69-6

Literature: Chen, Weifeng; Li, Kebin; Hu, Ziqiang; Wang, Liliang; Lai, Guoqiao; Li, Zhifang Organometallics, 2011 , vol. 30, # 7 p. 2026 - 2030

~91%

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure

1,1'-(1,2-Ethyn...

CAS#:79135-69-6

Literature: Han, G. Y.; Han, P. F.; Perkins, J.; McBay, H. C. Journal of Organic Chemistry, 1981 , vol. 46, # 23 p. 4695 - 4700

~%

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure

1,1'-(1,2-Ethyn...

CAS#:79135-69-6

Literature: Coleman; Holst; Maxwell Journal of the American Chemical Society, 1936 , vol. 58, p. 2310

~%

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure

1,1'-(1,2-Ethyn...

CAS#:79135-69-6

Literature: Coleman; Maxwell Journal of the American Chemical Society, 1934 , vol. 56, p. 132

~%

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure

1,1'-(1,2-Ethyn...

CAS#:79135-69-6

Literature: Coleman; Holst; Maxwell Journal of the American Chemical Society, 1936 , vol. 58, p. 2310

~%

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure

1,1'-(1,2-Ethyn...

CAS#:79135-69-6

Literature: Yu, Yue; Huang, Liangbin; Wu, Wanqing; Jiang, Huanfeng Organic Letters, 2014 , vol. 16, # 8 p. 2146 - 2149

~44%

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure

1,1'-(1,2-Ethyn...

CAS#:79135-69-6

Literature: Merkushev, E. B.; Skorokhodova, T. S. Journal of Organic Chemistry USSR (English Translation), 1982 , vol. 18, p. 308 - 311 Zhurnal Organicheskoi Khimii, 1982 , vol. 18, # 2 p. 355 - 359

~%

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure

1,1'-(1,2-Ethyn...

CAS#:79135-69-6

Literature: Han, G. Y.; Han, P. F.; Perkins, J.; McBay, H. C. Journal of Organic Chemistry, 1981 , vol. 46, # 23 p. 4695 - 4700

~26%

1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene) Structure

1,1'-(1,2-Ethyn...

CAS#:79135-69-6

Literature: Dang, Y.; Geise, H. J. Bulletin des Societes Chimiques Belges, 1991 , vol. 100, # 5 p. 375 - 380

 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

1,2-bis(4-ethylphenyl)ethyne
Bis-(4-aethyl-phenyl)-acetylen
1,2-Bis(p-ethylphenyl)acetylene
1-ethyl-4-[2-(4-ethylphenyl)-1-ethynyl]benzene
4,4'-diethyltolane
Benzene,1,1'-(1,2-ethynediyl)bis[4-ethyl
4,4'-Diethyltolan
Benzene, 1,1'-(1,2-ethynediyl)bis[4-ethyl-
1,1'-(1,2-Ethynediyl)bis(4-ethylbenzene)
BIS(4-ETHYLPHENYL)ACETYLENE