656-46-2

Basic information

• Product Name: 2,2-Difluorobenzodioxole-5-carboxylic acid
• Synonyms: BUTTPARK 29\01-69;2,2-DIFLUORO-1,3-BENZODIOXOLE-5-CARBOXYLIC ACID;RARECHEM AL BO 0906;2,2-Difluoro-1,3-benzodioxole-5-carboxylic acid, 97+%;2,2-Difluoro-1,3-benzodioxole-5-carboxylic acid 98%;2,2-Difluoro-1,3-benzodioxole-5-carboxylicacid98%;2,3-Difluoro-1,3-benzodioxole-5-carboxylic acid;2,2-Difluorobenzodioxole-5-carboxylic acid
• CAS NO: 656-46-2
• Molecular Formula: C₈H₄F₂O₄
• Molecular Weight: 202.11
• EINECS: 1533716-785-6
• Product Categories: Heterocycles series;Benzodiozoles, Benzodioxines & Benzodioxepines;Carboxylic Acids;Benzodiozoles, Benzodioxines & Benzodioxepines;Carboxylic Acids
• Mol File: 656-46-2.mol
• Article Data: 5

Chemical Properties

• Melting Point: 178
• Boiling Point: 266.1 °C at 760 mmHg
• Flash Point: 114.7 °C
• Appearance: liquid
• Density: 1.66 g/cm³
• Vapor Pressure: 0.0044mmHg at 25°C
• Storage Temp.: under inert gas (nitrogen or Argon) at 2-8°C
• Solubility: DMSO (Slightly), Methanol (Slightly)
• PKA: 4.01±0.40(Predicted)
• CAS DataBase Reference: 2,2-Difluorobenzodioxole-5-carboxylic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 2,2-Difluorobenzodioxole-5-carboxylic acid(656-46-2)
• EPA Substance Registry System: 2,2-Difluorobenzodioxole-5-carboxylic acid(656-46-2)

Safety Data

• Hazard Codes: Xi,Xn
• Statements: 36/37/38-22
• Safety Statements: 26-36
• Hazardous Substances Data: 656-46-2(Hazardous Substances Data)

Usage

General Description

2,2-Difluorobenzodioxole-5-carboxylic acid, also known as diflumidone, is a synthetic chemical compound that belongs to the class of carboxylic acids. It is used as a key intermediate in the synthesis of pharmaceuticals, agrochemicals, and other organic compounds. Diflumidone has two fluorine atoms attached to a benzodioxole ring, which confers unique chemical and physical properties, making it useful in various applications. It is important for its potential therapeutic properties and is used in the pharmaceutical industry for drug development. Additionally, it has shown promising results in agricultural applications, making it a valuable compound for the synthesis of various products.

InChI:InChI=1/C8H4F2O4/c9-8(10)13-5-2-1-4(7(11)12)3-6(5)14-8/h1-3H,(H,11,12)/p-1

Upstream product

• 1583-59-1 2,2-difluoro-1,3-benzodioxole 
• 33070-32-5 5-bromo-2,2-difluoro-2H-1,3-benzodioxole 
• 773873-95-3 2,2-difluorobenzo[1,3]dioxole-5-carboxylic acid methyl ester 
• 124-38-9 carbon dioxide 
• 135132-34-2 2,2-difluorobenzo-1,3-dioxole-5-carbonitrile 

Downstream Products

• 127163-51-3 2,2-difluorobenzo[d][1,3]dioxole-5-carbonyl chloride 
• 72768-97-9 (2,2-difluoro-1,3-benzodioxol-5-yl)methanol 
• 476473-97-9 5-chloromethyl-2,2-difluoro-benzo[1,3]dioxole 
• 68119-31-3 2-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)acetonitrile 
• 862574-87-6 1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarbonitrile 
• 862574-88-7 1-(2,2-difluorobenzo[1,3]dioxol-5-yl)cyclopropane-1-carboxylic acid 
• 1152311-62-0 (R)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)-N-(1-(2,3-dihydroxypropyl)-6-fluoro-2-(1-hydroxy-2-methylpropan-2-yl)-1H-indol-5-yl)cyclopropanecarboxamide 
• 1294504-68-9 N-{1-[(2R)-3-(benzyloxy)-2-hydroxypropyl]-2-[1-(benzyloxy)-2-methylpropan-2-yl]-6-fluoro-1H-indol-5-yl}-1-(2,2-difluoro-2H-1,3-benzodioxol-5-yl)cyclopropane-1-carboxamide 
• 936727-05-8 Lumacaftor 
• 1160221-26-0 Lumacaftor hydrochloride 
• 773873-95-3 2,2-difluorobenzo[1,3]dioxole-5-carboxylic acid methyl ester 

Relevant articles and documents

A 2, 2 - difluoro pepper acid methyl ester preparation method

The invention discloses a preparation method of methyl 2,2-difluorobenzo[d][1,3]dioxole-5-carboxylate. The method comprises the steps of performing cyanation reaction to 5-bromo-2,2-difluoro-1,3-benzodioxole and cuprous cyanide, then performing hydrolysis to form acid, and then performing esterification to obtain 2,2-difluorobenzo[d][1,3]dioxole-5-carboxylate. In the preparation method disclosed by the invention, by using 5-bromo-2,2-difluoro-1,3-benzodioxole as a start raw material, performing cyanation by using low-toxicity cuprous cyanide, then performing hydrolysis to form acid and performing methanol reaction esterification to obtain the product, the process flow of the method is simple and the reaction process is easy to control. In the reaction process, the purification of the intermediate product produced in each step does not need a complex purification process, the purification process is simple, the purification yield is high, the entire process flow is simple and high-efficiency, the product yield is high, the cost of the entire flow is low and the preparation method is very suitable for large-scale industrial production.

HETEROCYCLIC COMPOUNDS FOR THE INHIBITION OF PASK

Disclosed herein are new heterocyclic compounds and compositions and their application as pharmaceuticals for the treatment of disease. Methods of inhibiting PAS Kinase (PASK) activity in a human or animal subject are also provided for the treatment of diseases such as diabetes mellitus.

Process for preparing difluorobenzo-1,3-dioxole-5-carboxylic acid derivatives

The invention relates to a process for preparing difluorobenzo-1,3-dioxole-5-carboxylic acid and derivatives thereof, and to the use thereof for preparing medicaments and crop protection agents.