18958-18-4

Basic information

• Product Name: 1,4-Benzenedicarboxylic acid, 2,6-diMethyl-, diMethyl ester
• Synonyms: 1,4-Benzenedicarboxylic acid, 2,6-diMethyl-, diMethyl ester;DiMethyl 2,6-diMethylterephthalate
• CAS NO: 18958-18-4
• Molecular Formula: C₁₂H₁₄O₄
• Molecular Weight: 222.23716
• Mol File: 18958-18-4.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: 1,4-Benzenedicarboxylic acid, 2,6-diMethyl-, diMethyl ester(CAS DataBase Reference)
• NIST Chemistry Reference: 1,4-Benzenedicarboxylic acid, 2,6-diMethyl-, diMethyl ester(18958-18-4)
• EPA Substance Registry System: 1,4-Benzenedicarboxylic acid, 2,6-diMethyl-, diMethyl ester(18958-18-4)

Safety Data

• Hazardous Substances Data: 18958-18-4(Hazardous Substances Data)

Usage

Molecular weight

194.18 g/mol

Appearance

Colorless, flammable liquid

Boiling point

High boiling point

Vapor pressure

Low vapor pressure

Solubility

Soluble in organic solvents

Uses

a. Production of polyethylene terephthalate (PET) for plastic bottles and containers
b. Intermediate in the production of polyester fibers, films, and resins
c. Used as a plasticizer and solvent

Health risks

Low acute toxicity, but may pose health risks if inhaled or ingested

Precautions

Safety measures should be taken to prevent exposure during handling and use

Upstream product

• 77-78-1 dimethyl sulfate 

Downstream Products

• 18958-19-5 2,6-dimethyl-terephthalic acid-1-methyl ester 
• 59346-23-5 dimethyl 2,6-bis(bromomethyl)-1,4-benzenedicarboxylate