Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Diphenylethyne-3,3',5,5'-tetracarboxylic acid
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: Diphenylethyne-3,3',5,5'-tetracarboxylic acid
Price: ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

957014-38-9

957014-38-9 structure

957014-38-9 structure

Name: Diphenylethyne-3,3',5,5'-tetracarboxylic acid
Chemical Name: 5,5′-(ethynylene)diisophthalic acid
CAS Number: 957014-38-9
Molecular Formula: C₁₈H₁₀O₈
Molecular Weight: 354.267
Create Date: 2018-06-18 14:28:38
Modify Date: 2025-09-11 18:11:00

Names
Properties

Name	5,5′-(ethynylene)diisophthalic acid
Synonyms	5,5′-(ethynylene)diisophthalic acid 1,3-Benzenedicarboxylic acid, 5,5'-(1,2-ethynediyl)bis- 5,5'-(1,2-Ethynediyl)diisophthalic acid Diphenylethyne-3,3',5,5'-tetracarboxylic acid

Density	1.7±0.1 g/cm3
Boiling Point	783.3±60.0 °C at 760 mmHg
Molecular Formula	C₁₈H₁₀O₈
Molecular Weight	354.267
Flash Point	441.4±29.4 °C
Exact Mass	354.037567
LogP	3.66
Vapour Pressure	0.0±2.8 mmHg at 25°C
Index of Refraction	1.742

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