773873-95-3

Usage

Uses

Methyl 2,2-difluorobenzo[d][1,3]dioxole-5-carboxylate is a useful research chemical.

Upstream product

• 67-56-1 methanol 
• 656-46-2 2,2-difluoro-1,3-benzodioxole-5-carboxylic acid 
• 120-57-0 piperonal 
• 33070-32-5 5-bromo-2,2-difluoro-2H-1,3-benzodioxole 
• 201230-82-2 carbon monoxide 

Downstream Products

• 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 
• 1152274-48-0 2-(3-(3-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropane carboxamido)isoquinolin-1-yl)benzoyloxy)-N,N,N-trimethylethanaminium chloride 
• 1152274-36-6 2-(dimethylamino)ethyl 3-(3-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)isoquinolin-1-yl)benzoate 
• 1152274-55-9 tert-butyl 3-(3-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)isoquinolin-1-yl)benzoate 
• 1152274-47-9 1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)-N-(1-(4-(hydroxymethyl)phenyl)isoquinolin-3-yl)cyclopropanecarboxamide 
• 1152274-56-0 3-(3-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)isoquinolin-1-yl)benzoyl chloride 
• 1083168-21-1 N-(6-(1-(2-cyanamido-2-oxoethyl)-6-oxo-1,6-dihydropyridin-3-yl)-5-methylpyridin-2-yl)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamide 
• 1083168-23-3 1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)-N-(6-(5-fluoro-2-oxo-1,2-dihydropyridin-4-yl)-5-methylpyridin-2-yl)cyclopropanecarboxamide 
• 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 
• 1160221-26-0 Lumacaftor hydrochloride 
• 1160221-25-9 tert-butyl 3-(6-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropane-1-carboxamido)-3-methylpyridin-2-yl)benzoate 
• 862574-87-6 1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarbonitrile 

Relevant academic research and scientific papers

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.

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

The invention relates to the field of organic synthesis, in particular to a preparation method of 2,2-difluoro methyl piperate. The preparation method of the 2,2-difluoro methyl piperate includes the following steps that 2,2- difluoro piperyl fluorine (II) and methanol are reacted, 2,2- difluoro methyl piperate (III) is obtained through esterification reaction, and please see the reaction formula in the specifications. The preparation method of 2,2-difluoro methyl piperate has the advantages that the synthesis route is short, the process is easy to control, reaction is complete, the yield is high, and prepared target products are high in purity, are stable in quality and completely meet the use requirements as a pesticide or medical intermediate; in addition, raw materials and reagents used in the method are cheap, the amount of solvents used in each step of reaction is small, a little waste liquid is generated, the cost is reduced, environmental pollution is reduced, and the 2,2-difluoro methyl piperate is quite convenient to produce in a large scale in a commercialization mode.

CYCLOPROPANECARBOXAMIDE MODULATORS OF CYSTIC FIBROSIS TRANSMEMBRANE CONDUCTANCE REGULATOR

The present invention relates to new cyclopropanecarboxamide modulators of cystic fibrosis transmembrane conductance regulator proteins, pharmaceutical compositions thereof, and methods of use thereof.

Compositions for Treatment of Cystic Fibrosis and Other Chronic Diseases

The present invention relates to pharmaceutical compositions comprising an inhibitor of epithelial sodium channel activity in combination with at least one ABC Transporter modulator compound of Formula A, Formula B, Formula C, or Formula D. The invention also relates to pharmaceutical formulations thereof, and to methods of using such compositions in the treatment of CFTR mediated diseases, particularly cystic fibrosis using the pharmaceutical combination compositions.

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.

COMPOSITIONS FOR TREATMENT OF CYSTIC FIBROSIS AND OTHER CHRONIC DISEASES

The present invention relates to pharmaceutical compositions comprising an inhibitor of epithelial sodium channel activity in combination with at least one ABC Transporter modulator compound of Formula A, Formula B, Formula C, or Formula D. The invention also relates to pharmaceutical formulations thereof, and to methods of using such compositions in the treatment of CFTR mediated diseases, particularly cystic fibrosis using the pharmaceutical combination compositions.

MODULATORS OF ATP-BINDING CASSETTE TRANSPORTERS

Compounds of the present invention and pharmaceutically acceptable compositions thereof, are useful as modulators of ATP-Binding Cassette ('ABC') transporters or fragments thereof, including Cystic Fibrosis Transmembrane Conductance Regulator ('CFTR'). The present invention also relates to methods of treating ABC transporter mediated diseases using compounds of the present invention.

HETEROARYL DERIVATIVES AS CFTR MODULATORS

The present invention relates to modulators of ATP-Binding Cassette (“ABC”) transporters or fragments thereof, including Cystic Fibrosis Transmembrane Conductance Regulator (“CFTR”), compositions thereof, and methods therewith. The present invention also relates to methods of treating ABC transporter mediated diseases using such modulators.

AZAINDOLE DERIVATIVES AS CFTR MODULATORS

The present invention relates to modulators of ATP-Binding Cassette (“ABC”) transporters or fragments thereof, including Cystic Fibrosis Transmembrane Conductance Regulator (“CFTR”), compositions thereof, and methods therewith. The present invention also relates to methods of treating ABC transporter mediated diseases using such modulators.

PYRIDYL DERIVATIVES AS CFTR MODULATORS

The present invention relates to modulators of ATP-Binding Cassette (“ABC”) transporters or fragments thereof, including Cystic Fibrosis Transmembrane Conductance Regulator (“CFTR”), compositions thereof, and methods therewith. The present invention also relates to methods of treating ABC transporter mediated diseases using such modulators.