Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4,4'-DIFLUORODIPHENYLACETYLENE
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,4'-DIFLUORODIPHENYLACETYLENE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

5216-31-9

5216-31-9 structure

5216-31-9 structure

Name: 4,4'-DIFLUORODIPHENYLACETYLENE
Chemical Name: 1-fluoro-4-[2-(4-fluorophenyl)ethynyl]benzene
CAS Number: 5216-31-9
Molecular Formula: C₁₄H₈F₂
Molecular Weight: 214.21000
Create Date: 2016-08-25 19:22:59
Modify Date: 2025-08-27 18:59:44

Name	1-fluoro-4-[2-(4-fluorophenyl)ethynyl]benzene
Synonyms	1,1'-ethyne-1,2-diylbis(4-fluorobenzene)

Molecular Formula	C₁₄H₈F₂
Molecular Weight	214.21000
Exact Mass	214.05900
LogP	3.36460

HS Code	2903999090

Precursor 9
352-34-1 1066-54-2 471-25-0 74-86-2
14630-40-1 5676-81-3 148004-76-6 766-98-3
824-80-6
DownStream 4
148004-80-2 579-39-5 1194-02-1 77384-56-6

HS Code	2903999090
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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