53944-40-4
53944-40-4 structure
- Name: 7-Acetyl-5-oxo-5H-(1)benzopyra
- Chemical Name: 7-acetylchromeno[2,3-b]pyridin-5-one
- CAS Number: 53944-40-4
- Molecular Formula: C14H9NO3
- Molecular Weight: 239.22600
- Catalog: Research Areas Inflammation/Immunology
- Create Date: 2017-03-27 02:46:37
- Modify Date: 2025-08-26 22:35:07
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Y 9000 is an orally active anti-allergic agent [1].
| Name | 7-acetylchromeno[2,3-b]pyridin-5-one |
|---|---|
| Synonyms |
Y-9000
5H-(1)Benzopyrano(2,3-b)pyridin-5-one,7-acetyl 7-Acetyl-5-oxo-5H-(1)benzopyrano(2,3-b)pyridine 7-Acetyl-5-oxo-5H-1-benzopyrano<2,3-b>pyridin Ketone,methyl 5-oxo-5H-(1)benzopyrano(2,3-b)pyridyl 7-acetyl-chromeno[2,3-b]pyridin-5-one |
| Description | Y 9000 is an orally active anti-allergic agent [1]. |
|---|---|
| Related Catalog | |
| References |
[1]. Maruyama Y, et al. Nihon Yakurigaku Zasshi. 1978;74(2):179-191. |
| Density | 1.341g/cm3 |
|---|---|
| Boiling Point | 446.8ºC at 760mmHg |
| Molecular Formula | C14H9NO3 |
| Molecular Weight | 239.22600 |
| Flash Point | 224ºC |
| Exact Mass | 239.05800 |
| PSA | 60.17000 |
| LogP | 2.54380 |
| Index of Refraction | 1.632 |
| HS Code | 2934999090 |
|---|
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~%
53944-40-4 |
| Literature: Yoshitomi Pharmaceutical Industries, Ltd. Patent: US3931199 A1, 1976 ; |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |