2H-1-Benzopyran-2-one,7-mercapto-4-methyl- supplier

Name
7-MERCAPTO-4-METHYLCOUMARIN
EINECS
CAS No. 137215-27-1
Article Data7
CAS DataBase
Density 1.301±0.06 g/cm3(Predicted)
Solubility
Melting Point
Formula C₁₀H₈O₂S
Boiling Point 356.5±37.0 °C(Predicted)
Molecular Weight 192.238
Flash Point
Transport Information
Appearance
Safety 22-24/25
Risk Codes
Molecular Structure
Hazard Symbols
Synonyms 7-Mercapto-4-methylbenzopyran-2-one;7-Mercapto-4-methylcoumarin;4-Methyl-7-thiocoumarin;4-methyl-7-thioumbelliferone;
PSA 69.01000
LogP 2.39010

2H-1-Benzopyran-2-one,7-mercapto-4-methyl- Specification

The CAS register number of 2H-1-Benzopyran-2-one,7-mercapto-4-methyl- is 137215-27-1. It also can be called as 4-Methyl-7-thiocoumarin. The molecular formula about this chemical is C₁₀H₈O₂S and the molecular weight is 192.23. If you want to use this chemical, do not breathe dust and avoid contact with skin and eyes.

Preparation: this chemical can be prepared by dimethyl-thiocarbamic acid S-(4-methyl-2-oxo-2H-chromen-7-yl) ester. This reaction will need reagent of 28percent sodium methoxide and solvent of methanol. The reaction time is 16 hours with ambient temperature. The yield is about 75%.

2H-1-Benzopyran-2-one,7-mercapto-4-methyl- can be prepared by dimethyl-thiocarbamic acid S-(4-methyl-2-oxo-2H-chromen-7-yl) ester.

Uses of 2H-1-Benzopyran-2-one,7-mercapto-4-methyl-: it can be used to produce 4-methyl-7-(2-oxo-propylsulfanyl)-chromen-2-one with 1-chloro-propan-2-one. This reaction will need reagent of K₂CO₃ and solvent of acetone. This reaction needs heating and the reaction time is 2 hours. The yield is about 73%.

2H-1-Benzopyran-2-one,7-mercapto-4-methyl- can be used to produce 4-methyl-7-(2-oxo-propylsulfanyl)-chromen-2-one with 1-chloro-propan-2-one.

Product Name

7-MERCAPTO-4-METHYLCOUMARIN

2H-1-Benzopyran-2-one,7-mercapto-4-methyl- Specification

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