1-Ethynyl-3,5-dimethoxybenzene

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Names

[ CAS No. ]:
171290-52-1

[ Name ]:
1-Ethynyl-3,5-dimethoxybenzene

[Synonym ]:
MFCD03839985
Benzene, 1-ethynyl-3,5-dimethoxy-
1-Ethynyl-3,5-dimethoxybenzene

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
264.1±30.0 °C at 760 mmHg

[ Melting Point ]:
44-48ºC(lit.)

[ Molecular Formula ]:
C₁₀H₁₀O₂

[ Molecular Weight ]:
162.185

[ Flash Point ]:
107.3±24.1 °C

[ Exact Mass ]:
162.068085

[ PSA ]:
18.46000

[ LogP ]:
2.11

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.523

Safety Information

[ Hazard Codes ]:
Xn

[ Risk Phrases ]:
R36

[ Safety Phrases ]:
22-26-36/37-45

[ HS Code ]:
2909309090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

1-(2,2-dibromoethenyl)-3,5-dimethoxybenzene
2-(3,5-dimethoxyphenyl)ethynyl-trimethylsilane
Tetrabromomethane
3,5-Dimethoxybenzaldehyde
1-Iodo-3,5-dimethoxybenzene
3,5-Dimethoxyaniline
3,5-dimethoxybenzenediazonium chloride
3′,5′-Dimethoxyacetophenone
3,5-Dimethoxybenzoic acid

DownStream

Customs

[ HS Code ]: 2909309090

[ Summary ]:
2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%