868733-05-5

Basic information

• Product Name: 3-(m-methylphenyl)-1H-2-benzopyran-1-one
• Synonyms: 3-(m-methylphenyl)-1H-2-benzopyran-1-one
• CAS NO: 868733-05-5
• Molecular Weight: 236.27
• Mol File: 868733-05-5.mol
• Article Data: 15

Chemical Properties

• CAS DataBase Reference: 3-(m-methylphenyl)-1H-2-benzopyran-1-one(CAS DataBase Reference)
• NIST Chemistry Reference: 3-(m-methylphenyl)-1H-2-benzopyran-1-one(868733-05-5)
• EPA Substance Registry System: 3-(m-methylphenyl)-1H-2-benzopyran-1-one(868733-05-5)

Safety Data

• Hazardous Substances Data: 868733-05-5(Hazardous Substances Data)

Upstream product

• 10034-85-2 hydrogen iodide 
• 89-51-0 Homophthalic acid 
• 1711-06-4 3-Methylbenzoyl chloride 
• 99-04-7 m-Toluic acid 
• 33675-43-3 1-(bromo-ethynyl)-3-methyl-benzene 
• 65-85-0 benzoic acid 
• 2446-51-7 N-methoxybenzamide 
• 98-88-4 benzoyl chloride 
• 7127-19-7 2-phenyl-1,3-oxazoline 
• 4387-36-4 2-iodobenzonitrile 
• 100-80-1 3-methylstyrene 
• 610-94-6 2-bromobenzoic acid methyl ester 
• 766-82-5 1-ethynyl-3-methyl-benzene 
• 88-67-5 2-Iodobenzoic acid 

Relevant articles and documents

Rhodium catalyzed carbon-hydrogen bond activation reaction for synthesizing isocoumarin derivative

The invention belongs to the technical field of fine chemicals, and particularly relates to a preparation method of an isocoumarin derivative, and the isocoumarin derivative is a compound shown as a formula (I).

Sulfoxonium Ylides as Carbene Precursors: Rhodium(III)-Catalyzed Sequential C?H Functionalization, Selective Enol Oxygen-Atom Nucleophilic Addition, and Hydrolysis

Herein, we report a protocol for Rh(III)-catalyzed annulation reactions between oxazolines and sulfoxonium ylides via a sequence involving C?H activation, selective enol oxygen-atom nucleophilic addition, and hydrolysis. This practical, operationally simple protocol has a wide substrate range, excellent regioselectivity, and moderate to good yields.

Medical intermediate diaryl ethylene oxide compound and synthesis method thereof

The invention relates to a medical intermediate namely a diaryl ethylene oxide compound shown by the formula (I) as shown in the specification and a synthesis method thereof, wherein R1 is selected from H, halogen or C1-C6 alkyl; and R2 is selected from H, halogen, C1-C6 alkyl, C1-C6 alkoxy, halogenated C1-C6 alkyl or halogenated C1-C6 alkoxy. The invention also relates to a synthesis method of the derivative. The diaryl ethylene oxide compound can be used for one-step synthesis of isocoumarin compounds, thus having good application prospect and research value in the field of synthesis of theisocoumarin compounds.