2,3,5-Trimethylpyridine N-oxide

Modify Date: 2025-08-25 17:52:42

2,3,5-Trimethylpyridine N-oxide Structure
2,3,5-Trimethylpyridine N-oxide structure
Common Name 2,3,5-Trimethylpyridine N-oxide
CAS Number 74409-42-0 Molecular Weight 137.17900
Density 0.99±0.1 g/cm3 Boiling Point N/A
Molecular Formula C8H11NO Melting Point 40-41 ºC
MSDS N/A Flash Point N/A

 Names

Name 2,3,5-trimethyl-1-oxidopyridin-1-ium
Synonym More Synonyms

 Chemical & Physical Properties

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)

 Safety Information

HS Code 2933399090

 Synthetic Route

~88%

2,3,5-Trimethylpyridine N-oxide Structure

2,3,5-Trimethyl...

CAS#:74409-42-0

Literature: HERBEX, PRODUTOS QUIMICOS, SA; SARAGGA, Jose, Manuel Patent: WO2003/97606 A1, 2003 ; Location in patent: Page/Page column 11 ;

~91%

2,3,5-Trimethylpyridine N-oxide Structure

2,3,5-Trimethyl...

CAS#:74409-42-0

Literature: Aktiebolaget Hassle Patent: US4544750 A1, 1985 ;

 Customs

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%

 Synonyms

2,3,5-Trimethylpyridine N-Oxide
2,3,5-trimethyl-pyridine 1-oxide
2,3,5-collidine-N-oxide
Esomeprazole Impurity 20
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