25774-35-0

Basic information

• Product Name: cyclobutanecarboxylic anhydride
• Synonyms: Cyclobutanecarboxylic anhydride
• CAS NO: 25774-35-0
• Molecular Formula: C₁₀H₁₄O₃
• Molecular Weight: 182.2164
• Mol File: 25774-35-0.mol
• Article Data: 4

Chemical Properties

• Boiling Point: 289°C at 760 mmHg
• Flash Point: 129.5°C
• Density: 1.22g/cm³
• Vapor Pressure: 0.00227mmHg at 25°C
• Refractive Index: 1.524
• CAS DataBase Reference: cyclobutanecarboxylic anhydride(CAS DataBase Reference)
• NIST Chemistry Reference: cyclobutanecarboxylic anhydride(25774-35-0)
• EPA Substance Registry System: cyclobutanecarboxylic anhydride(25774-35-0)

Safety Data

• Hazardous Substances Data: 25774-35-0(Hazardous Substances Data)

Upstream product

• 5006-22-4 Cyclobutanecarbonyl chloride 
• 3721-95-7 Cyclobutanecarboxylic acid 
• 4426-11-3 cyclobutanecarbonitrile 
• 1503-98-6 cyclobutyl amide 

Downstream Products

• 1613509-49-1 2-cyclobutyl-10-methyl-3-phenylpyrimido[4,5-b]quinoline-4,5(3H,10H)dione 
• 72548-21-1 Isophoryl-1-cyclobutan-1-phenylseleno-carboxylat 
• 72548-23-3 Isophoryl-cyclobut-1-encarboxylat 
• 72548-20-0 Isophoryl-cyclobutancarboxylat 
• 20594-83-6 nalbuphine 
• 64643-72-7 17-cyclobutanecarbonyl-4,5α-epoxy-14-hydroxy-3-methoxy-morphinan-6-one 

Relevant articles and documents

ADAMANTYLMETHYLAMINE DERIVATIVE AND USE THEREOF AS PHARMACEUTICAL

The present invention provides a pharmaceutical composition for treating or preventing a cognitive disease or disorder, comprising a compound represented by Formula (I), an enantiomer thereof, a diastereomer thereof, or a pharmaceutically acceptable salt thereof.

PROCESS FOR PRODUCING ACID ANHYDRIDE

According to the present invention there is provided a process for producing an acid anhydride by reacting a carboxylic acid, preferably a carboxylic acid having a polymerizable group, with a sulfonyl halide compound in the presence of a tertiary amine or in the presence of a tertiary amine and an inorganic base, wherein the tertiary amine or the tertiary amine and the inorganic base are used in an amount of 0.9 to 1.2 equivalents relative to the acid generated from the sulfonyl halide compound.