2-Ethynyl-1,4-dimethylbenzene

Suppliers

Names

[ CAS No. ]:
74331-70-7

[ Name ]:
2-Ethynyl-1,4-dimethylbenzene

[Synonym ]:
MFCD05664209
2,5-Dimethylphenylacetylene
2,5-dimethylphenylethyne
2-ethynyl-p-xylene
Benzene,2-ethynyl-1,4-dimethyl
1-ethynyl-2,5-dimethylbenzene
2-ethynyl-1,4-dimethyl-benzene

Chemical & Physical Properties

[ Density]:
0.914

[ Boiling Point ]:
193-194ºC

[ Molecular Formula ]:
C10H10

[ Molecular Weight ]:
130.18600

[ Flash Point ]:
-13ºC

[ Exact Mass ]:
130.07800

[ LogP ]:
2.28470

[ Index of Refraction ]:
1.541

MSDS

Safety Information

[ Hazard Codes ]:
F: Flammable;Xi: Irritant;

[ Risk Phrases ]:
R11;R41

[ Safety Phrases ]:
16-26-36

[ RIDADR ]:
UN 1993

[ HS Code ]:
2902909090

Synthetic Route

Precursor & DownStream

Precursor

  • (E)-β-(2,5-dimethylphenyl)vinyl bromide
  • 2,5-Dimethyl-α-chlorstyrene
  • 2,5-dimethylstyrene
  • 2,5-Dimethylbromobenzene
  • 2-Iodo-1,4-dimethylbenzene
  • Bromo(ethynyl)magnesium
  • 2',5'-dimethylacetophenone

DownStream

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%


Related Compounds

  • 2-ethynyl-1-(4-methylphenyl)sulfonylpyrrolo[2,3-b]pyridine
  • 2-ethynyl-1,4-dimethoxy-3-(2-methoxyethoxymethoxy)benzene
  • 2-ethynyl-1-[(4-methoxyphenyl)methyl]imidazole-4,5-dicarbonitrile
  • 2-ethynyl-1,4-bis(trifluoromethyl)benzene
  • 2-[2-(2,5-dimethylphenyl)ethynyl]-1,4-dimethylbenzene
  • BENZENE, 2-ETHYNYL-1,4-DIFLUORO-
  • 2-Bromo-6,6-dimethylbicyclo[3.1.1]hept-2-ene
  • 5-amino-2H-1lambda6,2,4-benzothiadiazine-1,1-dione
  • N-({6-azaspiro[3.4]octan-8-yl}methyl)cyclopropanamine
  • [1-(4,4-Difluorobutyl)azetidin-2-yl]methanamine
  • 3-{2H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}benzoic acid
  • 4-(3-Hydroxyphenyl)-3-nitrobenzaldehyde
  • 5-Bromo-3-(hydroxymethyl)-2,4-dimethylbenzene-1-sulfonyl fluoride
  • 5-(Hydroxymethyl)-2-methyl-3-[2-(trimethylsilyl)ethynyl]benzene-1-sulfonyl fluoride
  • 4-methyl-2-[1-(piperidin-4-yl)-1H-1,2,3-triazol-5-yl]pyrimidine
  • methyl (3R)-3-(2-fluoro-4-hydroxyphenyl)-3-hydroxypropanoate
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