Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5-Ethynyl-thiophene-2-carboxylic acid
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Thiophenecarboxylicacid,5-ethynyl-(9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 2-Thiophenecarboxylicacid,5-ethynyl-(9CI)
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg
Purity: 97.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

174672-58-3

174672-58-3 structure

174672-58-3 structure

Name: 2-Thiophenecarboxylicacid,5-ethynyl-(9CI)
Chemical Name: 5-ethynylthiophene-2-carboxylic acid
CAS Number: 174672-58-3
Molecular Formula: C₇H₄O₂S
Molecular Weight: 152.17000
Create Date: 2017-10-09 19:32:53
Modify Date: 2025-10-05 01:58:09

Names
Properties

Name	5-ethynylthiophene-2-carboxylic acid
Synonyms	5-ethynyl-thiophene-2-carboxylic acid 2-Thiophenecarboxylicacid,5-ethynyl 5-ethynylthienyl-2-carboxylic acid

Molecular Formula	C₇H₄O₂S
Molecular Weight	152.17000
Exact Mass	151.99300
PSA	65.54000
LogP	1.42760

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