21683-58-9
21683-58-9 structure
- Name: ethyl 3-(2-methyl-5-pyridyl)-3-oxopropionate
- Chemical Name: ethyl 3-(6-methylpyridin-3-yl)-3-oxopropanoate
- CAS Number: 21683-58-9
- Molecular Formula: C11H13NO3
- Molecular Weight: 207.22600
- Create Date: 2016-12-18 14:38:48
- Modify Date: 2025-10-05 14:34:50
| Name | ethyl 3-(6-methylpyridin-3-yl)-3-oxopropanoate |
|---|---|
| Synonyms |
6-methyl nicotinoyl acetic acid ethyl ester
EINECS 244-529-7 2-Methyl-5-ethoxymalonylpyridine |
| Density | 1.129g/cm3 |
|---|---|
| Boiling Point | 310.5ºC at 760 mmHg |
| Molecular Formula | C11H13NO3 |
| Molecular Weight | 207.22600 |
| Flash Point | 141.6ºC |
| Exact Mass | 207.09000 |
| PSA | 56.26000 |
| LogP | 1.52590 |
| Vapour Pressure | 0.000598mmHg at 25°C |
| Index of Refraction | 1.509 |
| HS Code | 2933399090 |
|---|
|
~73%
21683-58-9 |
| Literature: Sivagurunathan; Raja Mohamed Kamil; Syed Shafi; Liakth Ali Khan; Ragavan, R. Venkat Tetrahedron Letters, 2011 , vol. 52, # 11 p. 1205 - 1207 |
|
~0%
21683-58-9 |
| Literature: Lonza Ltd. Patent: US4687856 A1, 1987 ; |
|
~%
21683-58-9 |
| Literature: THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM; RICE UNIVERSITY Patent: WO2008/70350 A2, 2008 ; Location in patent: Page/Page column 40-41 ; |
| Precursor 4 | |
|---|---|
| DownStream 8 | |
![2-(5-(2-METHYL-1,3-DIOXOLAN-2-YL)-2-PYRIDYL]ETHANOL structure](https://image.chemsrc.com/caspic/106/184766-50-5.png)
![4-[2-(5-(2-METHYL-1,3-DIOXOLAN-2-YL)-2-PYRIDYL]ETHOXY]-BENZALDEHYDE structure](https://image.chemsrc.com/caspic/406/184766-55-0.png)
![5-[4-[2-[5-(2-METHYL-1,3-DIOXOLAN-2-YL)-2-PYRIDYL]ETHOXY]-BENZYL]-2,4-THIAZOLIDINEDIONE structure](https://image.chemsrc.com/caspic/161/184766-66-3.png)
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |