844648-22-2

Basic information

• Product Name: 5,7-difluorochroman-4-one
• Synonyms: 5,7-difluorochroman-4-one;4H-1-Benzopyran-4-one, 5,7-difluoro-2,3-dihydro-;5,7-Difluoro-2,3-dihydro-4H-chromen-4-one;5,7-Difluoro-3,4-dihydro-4H-chromen-4-one
• CAS NO: 844648-22-2
• Molecular Formula: C9H6F2O2
• Molecular Weight: 184.1395464
• Mol File: 844648-22-2.mol

Chemical Properties

• Boiling Point: 283℃
• Flash Point: 121℃
• Appearance: /
• Density: 1.392
• Vapor Pressure: 0.003mmHg at 25°C
• Refractive Index: 1.519
• Storage Temp.: Sealed in dry,Room Temperature
• CAS DataBase Reference: 5,7-difluorochroman-4-one(CAS DataBase Reference)
• NIST Chemistry Reference: 5,7-difluorochroman-4-one(844648-22-2)
• EPA Substance Registry System: 5,7-difluorochroman-4-one(844648-22-2)

Safety Data

• Hazardous Substances Data: 844648-22-2(Hazardous Substances Data)

Usage

Uses

Used in Chemical Synthesis:
5,7-Difluorochroman-4-one is used as a reagent in the preparation of tetrazolinone compounds. These tetrazolinone compounds are of interest in various chemical and pharmaceutical applications due to their potential biological activities and structural features.
Used in Pest Control:
5,7-Difluorochroman-4-one is also utilized as a pest control agent. Its specific chemical properties may contribute to its effectiveness in managing or controlling pests, making it a valuable component in agricultural and related industries for protecting crops and enhancing yields.

InChI:InChI=1/C9H6F2O2/c10-5-3-6(11)9-7(12)1-2-13-8(9)4-5/h3-4H,1-2H2

Upstream product

• 844648-19-7 3-(3,5-difluorophenoxy)propionic acid 
• 942195-90-6 methyl 3-(3,5-difluorophenoxy)propanoate 
• 461-96-1 3,5-difluorobromobenzene 
• 2713-34-0 3,5-difluorophenol 
• 1111086-20-4 3-(3,5-difluorophenoxy)propan-1-ol 
• 844648-16-4 3-(3,5-difluorophenoxy)propanenitrile 

Downstream Products

• 917248-51-2 5,7-difluoro-3,4-dihydro-2H-chromen-4-ol 
• 886762-87-4 5,7-difluorochroman-4-amine 

Relevant articles and documents

METHODS FOR PREPARING SUBSTITUTED CHROMANONE DERIVATIVES

The present disclosure relates to a method for preparing a compound of formula (I). In the compound of formula (I), n may be 0 to 5 and each of R1, R2, R3, and R4 may be independently selected from the group consisting of H, -O-Alkyl, halo, alkyl, -CN, or -NO3.

Synthesis method of agaronoprazan

The method comprises the following steps: preparing 4 - hydroxyl - N, N, 2 - trimethyl - 1H - benzimidazole -6 - formamide. Preparation of (S)-5, 7 - difluoro -3, 4 - dihydro - 2H - chromene -4 - alcohol, and last photoreaction: Mitsunobu ((s)-4 - ((5, 7

New method for preparation of chromanone derivatives

The present invention relates to a new method for preparing 5,7-difluorochroman-4-one derivatives. According to the present invention, an extra purification process is not needed; manufacturing costs are low; and industrial mass production is possible by

PHARMACEUTICALLY ACTIVE 6-N-SUBSTITUTED BENZIMIDAZOLE DERIVATIVES

The invention provides compounds of the formula (0), in which the substituents and symbols are as defined in the description. The compounds inhibit the secretion of gastric acid.

Chromane Substituted Benzimidazole Derivatives

This invention relates to compounds of the formula (I): or a pharmaceutically acceptable salt thereof, wherein: A, B, X, R1, R2, R3, R4, R5, R6, R7 and R8 are each as

Quinoxaline compounds

Certain amidophenyl-sulfonylamino-quinoxaline compounds are CCK2 modulators useful in the treatment of CCK2 mediated diseases.