5-chloro-3-nitropyridin-2-ol

Modify Date: 2024-01-02 11:04:50

5-chloro-3-nitropyridin-2-ol Structure
5-chloro-3-nitropyridin-2-ol structure
Common Name 5-chloro-3-nitropyridin-2-ol
CAS Number 21427-61-2 Molecular Weight 174.542
Density 1.7±0.1 g/cm3 Boiling Point 316.0±37.0 °C at 760 mmHg
Molecular Formula C5H3ClN2O3 Melting Point 234 °C
MSDS Chinese USA Flash Point 144.9±26.5 °C
Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger

 Names

Name 5-chloro-3-nitro-1H-pyridin-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 316.0±37.0 °C at 760 mmHg
Melting Point 234 °C
Molecular Formula C5H3ClN2O3
Molecular Weight 174.542
Flash Point 144.9±26.5 °C
Exact Mass 173.983215
PSA 78.94000
LogP 0.98
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.637

 Safety Information

Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger
Hazard Statements H302-H315-H318-H335
Precautionary Statements P261-P280-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes Xn:Harmful;
Risk Phrases R22;R37/38;R41
Safety Phrases S26-S36/37/39-S39
RIDADR NONH for all modes of transport

 Synthetic Route

~81%

5-chloro-3-nitropyridin-2-ol Structure

5-chloro-3-nitr...

CAS#:21427-61-2

Literature: Ciba-Geigy Corporation Patent: US5274100 A1, 1993 ;

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5-chloro-3-nitropyridin-2-ol Structure

5-chloro-3-nitr...

CAS#:21427-61-2

Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 23, # 13 p. 3983 - 3987

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5-chloro-3-nitropyridin-2-ol Structure

5-chloro-3-nitr...

CAS#:21427-61-2

Literature: Journal of the American Pharmaceutical Association (1912-1977), , vol. 38, p. 70 Journal of the Chemical Society, , p. 2590,2593

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5-chloro-3-nitropyridin-2-ol Structure

5-chloro-3-nitr...

CAS#:21427-61-2

Literature: Yakugaku Zasshi, , vol. 72, p. 431 Chem.Abstr., , p. 6404

 Synonyms

5-chloro-3-nitro-2-hydroxypyridine
5-Chloro-2-hydroxy-3-nitropyridine
MFCD00114884
2-pyridinol, 5-chloro-3-nitro-
5-Chlor-3-nitro-pyridin-2-ol
5-Chloro-3-Nitro-2-Pyridinol
2-Hydroxy-3-nitro-5-chloropyridine
5-Chloro-3-nitro-2(1H)-pyridinone
5-chloro-3-nitropyridin-2-ol