74409-42-0
74409-42-0 structure
- Name: 2,3,5-Trimethylpyridine N-oxide
- Chemical Name: 2,3,5-trimethyl-1-oxidopyridin-1-ium
- CAS Number: 74409-42-0
- Molecular Formula: C8H11NO
- Molecular Weight: 137.17900
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Methylpyridine
- Create Date: 2018-10-07 18:23:19
- Modify Date: 2025-08-25 17:52:42
| Name | 2,3,5-trimethyl-1-oxidopyridin-1-ium |
|---|---|
| Synonyms |
2,3,5-Trimethylpyridine N-Oxide
2,3,5-trimethyl-pyridine 1-oxide 2,3,5-collidine-N-oxide Esomeprazole Impurity 20 |
| Density | 0.99±0.1 g/cm3 |
|---|---|
| Melting Point | 40-41 ºC |
| Molecular Formula | C8H11NO |
| Molecular Weight | 137.17900 |
| Exact Mass | 137.08400 |
| PSA | 25.46000 |
| LogP | 2.04030 |
| Water Solubility | Sparingly soluble (18 g/L) (25 ºC) |
| HS Code | 2933399090 |
|---|
|
~88%
74409-42-0 |
| Literature: HERBEX, PRODUTOS QUIMICOS, SA; SARAGGA, Jose, Manuel Patent: WO2003/97606 A1, 2003 ; Location in patent: Page/Page column 11 ; |
|
~91%
74409-42-0 |
| Literature: Aktiebolaget Hassle Patent: US4544750 A1, 1985 ; |
| 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% |