Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1-Ethynyl-3,5-dimethoxybenzene
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1-Ethynyl-3,5-dimethoxybenzene
Price: ￥2178.0/10g ￥1398.0/5g ￥468.0/1g ￥10528.0/100g
Purity: 95.0%
Stocking Period: 1 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-Ethynyl-3,5-dimethoxybenzene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

171290-52-1

171290-52-1 structure

171290-52-1 structure

Name: 1-Ethynyl-3,5-dimethoxybenzene
Chemical Name: 3,5-Dimethoxyphenylacetylene
CAS Number: 171290-52-1
Molecular Formula: C₁₀H₁₀O₂
Molecular Weight: 162.185
Create Date: 2018-03-15 08:00:00
Modify Date: 2025-08-25 10:05:43

Name	3,5-Dimethoxyphenylacetylene
Synonyms	MFCD03839985 Benzene, 1-ethynyl-3,5-dimethoxy- 1-Ethynyl-3,5-dimethoxybenzene

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

Hazard Codes	Xn
Risk Phrases	R36
Safety Phrases	22-26-36/37-45
HS Code	2909309090

Precursor 9
205746-51-6 400608-30-2 558-13-4 7311-34-4
25245-27-6 10272-07-8 86988-56-9 39151-19-4
1132-21-4
DownStream 3
39151-19-4 400608-31-3 40243-87-6

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%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.