2-Chloropyridine-N-oxide

Modify Date: 2025-08-23 13:34:49

2-Chloropyridine-N-oxide Structure
2-Chloropyridine-N-oxide structure
Common Name 2-Chloropyridine-N-oxide
CAS Number 2402-95-1 Molecular Weight 247.680
Density 1.5±0.1 g/cm3 Boiling Point 453.5±55.0 °C at 760 mmHg
Molecular Formula C5H4ClNO Melting Point 67-70°C
MSDS N/A Flash Point 228.1±31.5 °C

 Names

Name 2-chloro-1-oxidopyridin-1-ium
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 453.5±55.0 °C at 760 mmHg
Melting Point 67-70°C
Molecular Formula C5H4ClNO
Molecular Weight 247.680
Flash Point 228.1±31.5 °C
Exact Mass 247.051239
PSA 25.46000
LogP 1.18
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.716

 Safety Information

Hazard Codes Xi
Risk Phrases R23/24/25;R36/37/38
Safety Phrases S26-S36/37/39-S45
RIDADR 2811
Packaging Group II
Hazard Class 6.1
HS Code 2933399090

 Synthetic Route

~97%

2-Chloropyridine-N-oxide Structure

2-Chloropyridin...

CAS#:2402-95-1

Literature: Rao, U. Narasimha; Sathunuru, Ramadas; Maguire, John A.; Biehl, Ed Journal of Heterocyclic Chemistry, 2004 , vol. 41, # 1 p. 13 - 21

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2-Chloropyridine-N-oxide Structure

2-Chloropyridin...

CAS#:2402-95-1

Literature: Journal of the American Chemical Society, , vol. 79, p. 3565

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2-Chloropyridine-N-oxide Structure

2-Chloropyridin...

CAS#:2402-95-1

Literature: Journal of the American Chemical Society, , vol. 79, p. 3565

 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

6-(4-Chlorophenyl)-1,5,6,7-tetrahydro-4H-pyrrolo[3,4-d]pyrimidin-4-one
2-chloropyridin-1-ol
N-oxy-2-chlorpyridine
EINECS 219-284-4
2-chloropyridine-1-oxide
2-Chloropyridine oxide
4H-Pyrrolo[3,4-d]pyrimidin-4-one, 6-(4-chlorophenyl)-1,5,6,7-tetrahydro-
2-Chloropyridine 1-oxide
MFCD00129036
2-Chloropyridine N-oxide
2-Chloropyridine-N-oxide
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