4-Methylcumarin manufacturers
- 4-methylchromen-2-one
-
- $1.00
-
2020-02-19
- CAS:607-71-6
- Min. Order: 1KG
- Purity: 98% HPLC
- Supply Ability: 10Tons
- 4-Methylcumarin
-
-
2019-11-08
- CAS:607-71-6
- Min. Order: 1g
- Purity: 99.5%min
- Supply Ability: 20kg/week
|
| | 4-Methylcumarin Basic information |
| Product Name: | 4-Methylcumarin | | Synonyms: | 4-methyl-2h-1-benzopyran-2-on;4-methyl-2h-1-benzopyran-2-one;4-Methyl-2-oxo-2H-benzopyran;4-Methylbenzopyrone;4-methyl-1-benzopyran-2-one;4-Methyl-chromen-2-one;4-methyl-coumari;4-METHYLCUMARIN | | CAS: | 607-71-6 | | MF: | C10H8O2 | | MW: | 160.17 | | EINECS: | 210-141-1 | | Product Categories: | | | Mol File: | 607-71-6.mol |  |
| | 4-Methylcumarin Chemical Properties |
| Melting point | 79.0 to 83.0 °C | | Boiling point | 180°C/15mmHg(lit.) | | density | 1.0538 (rough estimate) | | refractive index | 1.4108 (estimate) | | storage temp. | 2-8°C | | solubility | Almost insoluble in water, slightly soluble in cold alcohol, soluble in hot alcohol and in most oils. | | form | powder to crystal | | color | White to Orange to Green | | Odor | Dry, hay-like, rather weak Coumarin-type odor of good tenacity | | λmax | 270nm(EtOH)(lit.) | | LogP | 2.420 (est) |
| | 4-Methylcumarin Usage And Synthesis |
| Chemical Properties | White needle-shaped or prismatic crystals. Melting point: 83-84°C. Soluble in ethanol and benzene. | | Preparation | From mera-Cresol and Malic acid. | | Synthesis Reference(s) | Journal of Heterocyclic Chemistry, 25, p. 511, 1988 DOI: 10.1002/jhet.5570250229
Tetrahedron Letters, 35, p. 5919, 1994 DOI: 10.1016/S0040-4039(00)78219-0 |
| | 4-Methylcumarin Preparation Products And Raw materials |
|