887-54-7

Basic information

• Product Name: CHLORTHAL MONOMETHYL ESTER
• Synonyms: CHLORTHAL MONOMETHYL ESTER;MONOMETHYL TETRACHLOROTERE PHTHALATE;1,4-Benzenedicarboxylic acid, 2,3,5,6-tetrachloro-, monomethyl ester;2,3,5,6-Tetrachloro-4-(methoxycarbonyl)benzoic acid;4-acetoxy-2,3,5,6-tetrachlorobenzoicacid;Dacthal monoacid;dacthalmonoacid;Methyl 2,3,5,6-tetrachloroterephthalate
• CAS NO: 887-54-7
• Molecular Formula: C₉H₄Cl₄O₄
• Molecular Weight: 317.94
• Product Categories: Aromatics;Metabolites & Impurities
• Mol File: 887-54-7.mol
• Article Data: 1

Chemical Properties

• Boiling Point: 429.1°C at 760 mmHg
• Flash Point: 213.3°C
• Appearance: /
• Density: 1.694g/cm³
• Vapor Pressure: 3.99E-08mmHg at 25°C
• Refractive Index: 1.603
• Storage Temp.: Refrigerator
• Solubility: DMSO, Methanol (Slightly)
• CAS DataBase Reference: CHLORTHAL MONOMETHYL ESTER(CAS DataBase Reference)
• NIST Chemistry Reference: CHLORTHAL MONOMETHYL ESTER(887-54-7)
• EPA Substance Registry System: CHLORTHAL MONOMETHYL ESTER(887-54-7)

Safety Data

• Hazardous Substances Data: 887-54-7(Hazardous Substances Data)

Usage

Uses

The monoacidic metabolite of Dacthal, a pre-emergent herbicide.

InChI:InChI=1/C9H4Cl4O4/c1-17-9(16)3-6(12)4(10)2(8(14)15)5(11)7(3)13/h1H3,(H,14,15)

Upstream product

• 1897-41-2 2,3,5,6-tetrachloroterephthalonitrile 
• 2136-79-0 Dactal 
• 77-78-1 dimethyl sulfate 

Relevant articles and documents

2, 3, 5, 6 - Tetrachloro - 1, 4 - benzenedicarboxylic acid dimethyl manufacturing method

2, 3, 5, 6 - Tetrachloro - 1, 4 - benzenedicarboxylic acid dimethyl [to] horticultural herbicide useful in manufacturing, compared with conventional methods such as reducing environmentally harmful byproducts of hexachlorobenzene penta- chlorobenzene or content, can be efficiently manufactured in an industrial method. (I) formula [a]The manufacturing method of the compound represented, 2, 3, 5, 6 - tetrachloro - 1, 4 - benzenedicarboxylic acid (a), a ketone-based solvent in the presence of a hydrous alkali carbonate, prepared by reacting dimethyl sulfate, formula (I) compounds represented by the process to obtain the crystal, and (b) the crystal was washed with warm water of 30 a-°C 100, then further washed with an organic solvent comprising 30 a-°C 80, said method. [Drawing] no