CAS 16819-43-5|4,4'-(1,2-Ethynediyl)dibenzoic Acid

Introduction：Basic information about CAS 16819-43-5|4,4'-(1,2-Ethynediyl)dibenzoic Acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	4,4'-(1,2-Ethynediyl)dibenzoic Acid
CAS Number	16819-43-5	Molecular Weight	266.24800
Density	/	Boiling Point	/
Molecular Formula	C₁₆H₁₀O₄	Melting Point	/
MSDS	/	Flash Point	/

Names

Name	4,4'-(Ethyne-1,2-diyl)dibenzoic acid
Synonym	More Synonyms

Chemical & Physical Properties

Molecular Formula	C₁₆H₁₀O₄
Molecular Weight	266.24800
Exact Mass	266.05800
PSA	74.60000
LogP	2.48280
InChIKey	ARBAMECCCQZCSR-UHFFFAOYSA-N
SMILES	O=C(O)c1ccc(C#Cc2ccc(C(=O)O)cc2)cc1

Safety Information

HS Code	2916399090

Customs

HS Code	2916399090
Summary	2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Synonyms

4-[2-(4-carboxyphenyl)ethynyl]benzoic acid

4,4'-(1,2-Ethynediyl)dibenzoic Acid

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