50402-83-0
50402-83-0 structure
- Name: 2-(7-methyl-2-oxo-2H-chromen-4-yl)acetic acid
- Chemical Name: (7-Methyl-2-oxo-2H-chroMen-4-yl)acetic acid
- CAS Number: 50402-83-0
- Molecular Formula: C12H10O4
- Molecular Weight: 218.20500
- Create Date: 2018-12-17 17:40:53
- Modify Date: 2025-08-25 21:02:03
| Name | (7-Methyl-2-oxo-2H-chroMen-4-yl)acetic acid |
|---|---|
| Synonyms |
IFLAB-BB F1083-0010
7-methylcoumarin-4-acetic acid 7-Methyl-4-carboxy-methyl-cumarin |
| Density | 1.334g/cm3 |
|---|---|
| Boiling Point | 448.7ºC at 760 mmHg |
| Melting Point | 190 °C |
| Molecular Formula | C12H10O4 |
| Molecular Weight | 218.20500 |
| Flash Point | 180.5ºC |
| Exact Mass | 218.05800 |
| PSA | 67.51000 |
| LogP | 1.72850 |
| Index of Refraction | 1.593 |
| HS Code | 2932209090 |
|---|
|
~61%
50402-83-0 |
| Literature: Mashelkar; Audi Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2006 , vol. 45, # 4 p. 967 - 971 |
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50402-83-0 |
| Literature: Gharde, A. D.; Ghiya, B. J. Journal of the Indian Chemical Society, 1992 , vol. 69, # 7 p. 397 - 398 |
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50402-83-0 |
| Literature: Sanap, Kailas K.; Samant, Shriniwas D. Synlett, 2012 , vol. 23, # 15 p. 2189 - 2194 |
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~%
50402-83-0 |
| Literature: Fries; Volk Justus Liebigs Annalen der Chemie, 1911 , vol. 379, p. 105 |
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~%
50402-83-0 |
| Literature: Dixit; Gokhale Journal of the University of Bombay, Science: Physical Sciences, Mathematics, Biological Sciences and Medicine, 1934 , vol. 3/2, p. 82,98 Chem. Zentralbl., 1935 , vol. 106, # I p. 2979,2981 |
| Precursor 5 | |
|---|---|
| DownStream 2 | |
![4-[2-(4-hydroxyphenyl)ethenyl]-7-methylchromen-2-one structure](https://image.chemsrc.com/caspic/072/142009-38-9.png)
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |