4-Chloro-2,3-dimethylpyridine 1-oxide

Modify Date: 2025-08-25 15:46:47

4-Chloro-2,3-dimethylpyridine 1-oxide Structure
4-Chloro-2,3-dimethylpyridine 1-oxide structure
Common Name 4-Chloro-2,3-dimethylpyridine 1-oxide
CAS Number 59886-90-7 Molecular Weight 157.598
Density 1.2±0.1 g/cm3 Boiling Point 338.5±37.0 °C at 760 mmHg
Molecular Formula C7H8ClNO Melting Point 103-105°C
MSDS N/A Flash Point 158.5±26.5 °C

 Names

Name 4-Chloro-2,3-Dimethylpyridine 1-Oxide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 338.5±37.0 °C at 760 mmHg
Melting Point 103-105°C
Molecular Formula C7H8ClNO
Molecular Weight 157.598
Flash Point 158.5±26.5 °C
Exact Mass 157.029449
PSA 25.46000
LogP 0.48
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.537
Storage condition Room temperature.

 Safety Information

Hazard Codes Xn
Risk Phrases R10:Flammable. R22:Harmful if swallowed. R41:Risk of serious damage to eyes.
Safety Phrases S16-S26-S39-S36/37-S23
RIDADR UN 1993 3/PG 3
WGK Germany 3
RTECS LU5187000
Packaging Group III
Hazard Class 3
HS Code 2942000000

 Synthetic Route

~97%

4-Chloro-2,3-dimethylpyridine 1-oxide Structure

4-Chloro-2,3-di...

CAS#:59886-90-7

Literature: US2004/63957 A1, ; Page 4 ;

~97%

4-Chloro-2,3-dimethylpyridine 1-oxide Structure

4-Chloro-2,3-di...

CAS#:59886-90-7

Literature: Organic Process Research and Development, , vol. 14, # 3 p. 562 - 567

~%

4-Chloro-2,3-dimethylpyridine 1-oxide Structure

4-Chloro-2,3-di...

CAS#:59886-90-7

Literature: Journal of Medicinal Chemistry, , vol. 38, # 25 p. 4906 - 4916

 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

T6NJ AO B1 C1 DG
Pyridine, 4-chloro-2,3-dimethyl-, 1-oxide
4-Chloro-2,3-dimethylpyridine N-oxide
MFCD06411125
4-Chloro-2,3-dimethylpyridine 1-oxide
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