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-(1-Benzylpiperidin-2-yl)prop-2-en-1-amine
  • 2-({3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,3-thiazol-5-yl]-N-methylpropanamido}oxy)acetic acid
  • (2R)-2-[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)heptanamido]-3,3-dimethylbutanoic acid
  • 5-Fluoro-4-(pyrrolidin-3-ylmethoxy)pyrimidine
  • 2-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-N-methylpentanamido}acetic acid
  • 3-[2-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]-2-methylpropanoic acid
  • 5-[2-(Pyrrolidin-3-yloxy)pyridin-3-yl]pyrimidine
  • 3-{1-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]-N-methylformamido}propanoic acid
  • 2-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]pentanamido}-2-methylpropanoic acid
  • 2-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]methyl}butanoic acid
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