4-羧基苯基乙酸

4-羧基苯基乙酸 - Names and Identifiers

Name	4-Carboxyphenylacetic acid
Synonyms	RARECHEM AL BO 1314 HOMOTEREPHTHALIC ACID 4-Carboxyphenylaetic acid 4-CARBOXYLPHENYLACETICACID 4-CARBOXYPHENYLACETIC ACID 4-Carboxyphenylacetic acid 4-CARBOXYMETHYLBENZOIC ACID 4-(carboxymethyl)benzoic acid Benzeneacetic acid,4-carboxy-
CAS	501-89-3
InChI	InChI=1/C9H8O4/c10-8(11)5-6-1-3-7(4-2-6)9(12)13/h1-4H,5H2,(H,10,11)(H,12,13)

4-羧基苯基乙酸 - Physico-chemical Properties

Molecular Formula	C9H8O4
Molar Mass	180.16
Density	1.392g/cm³
Melting Point	234-236 °C(Solv: water (7732-18-5))
Boling Point	402.5°C at 760 mmHg
Flash Point	211.4°C
Vapor Presure	3.34E-07mmHg at 25°C
Appearance	White solid
pKa	4.07±0.10(Predicted)
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.6

4-羧基苯基乙酸 - Risk and Safety

Safety Description	24/25 - Avoid contact with skin and eyes.
HS Code	29173990

4-羧基苯基乙酸 - Upstream Downstream Industry

Raw Materials	ethyl 4-acetylphenylacetate 4-(CYANOMETHYL)BENZOIC ACID 4-CYANOPHENYLACETONITRILE 97 Ethyl 4-(bromomethyl)benzoate ETHYL 4-CHLOROPHENYLACETATE 4-CYANOPHENYLACETIC ACID Methyl 4-(cyanomethyl)benzoate 1-Butanol Ethyl phenylacetate
Downstream Products	4-METHYL-3-NITROBENZAMIDE

4-羧基苯基乙酸 - Introduction

4-Carboxyphenylacetic acid, also known as 4-carboxyphenylacetic acid, is an organic compound. The following is a description of the nature, use, preparation and safety information of 4-Carboxyphenylacetic acid:

Nature:
-Appearance: 4-Carboxyphenylacetic acid is a colorless crystalline solid.
-Solubility: 4-Carboxyphenylacetic acid is soluble in water and organic solvents, such as ethanol and ether.
-Chemical properties: 4-Carboxyphenylacetic acid is a weak organic acid that can react with alkali to generate the corresponding salt.

Use:
4-Carboxyphenylacetic acid has a wide range of uses in the chemical industry, such:
-Pharmaceutical field: 4-Carboxyphenylacetic acid can be used as an intermediate in the synthesis of drugs for the preparation of antibiotics, anticancer drugs and other drugs.
-Dye field: 4-Carboxyphenylacetic acid can be used as a precursor of dyes and has applications in the dye industry.
-Cosmetics field: 4-Carboxyphenylacetic acid can be used in the production of some cosmetics, such as facial cleaning products.

Preparation Method:
The preparation method of 4-Carboxyphenylacetic acid can be obtained by reacting phenylacetyl chloride with sodium hydroxide. The specific preparation process is as follows: first, phenylacetyl chloride is reacted with sodium hydroxide solution to generate sodium phenylacetate, and then sodium phenylacetate is acidified with dilute acid to obtain 4-Carboxyphenylacetic acid.

Safety Information:
4-Carboxyphenylacetic acid is relatively safe under normal operating conditions, but as a chemical, the following aspects still need to be paid attention:
-Contact: Avoid contact of 4-Carboxyphenylacetic acid with skin and eyes, and avoid inhalation or ingestion.
-Storage: 4-Carboxyphenylacetic acid should be stored in a closed container, away from ignition and oxidizing agents.
-Waste Disposal: Disposal of 4-Carboxyphenylacetic acid waste is required in accordance with local regulations to avoid environmental pollution.

Last Update：2024-04-09 02:00:46