3-Aminopyridin-2-ol

Modify Date: 2025-08-21 20:13:54

3-Aminopyridin-2-ol Structure
3-Aminopyridin-2-ol structure
 Common Name 3-Aminopyridin-2-ol
CAS Number 33630-99-8 Molecular Weight 110.114
Density 1.2±0.1 g/cm3 Boiling Point 358.7±35.0 °C at 760 mmHg
Molecular Formula C5H6N2O Melting Point 118-130ºC
MSDS N/A Flash Point 170.7±25.9 °C

 Names

Name 3-amino-1H-pyridin-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 358.7±35.0 °C at 760 mmHg
Melting Point 118-130ºC
Molecular Formula C5H6N2O
Molecular Weight 110.114
Flash Point 170.7±25.9 °C
Exact Mass 110.048012
PSA 58.88000
LogP -1.25
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.556

 Safety Information

Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S37/39
HS Code 2933399090

 Synthetic Route

3-nitropyridin-2-ol structure

3-nitropyridin-2-ol

CAS#:6332-56-5

~97%

3-Aminopyridin-2-ol Structure

3-Aminopyridin-2-ol

CAS#:33630-99-8

Literature: VERTEX PHARMACEUTICALS INCORPORATED Patent: WO2007/27729 A1, 2007 ; Location in patent: Page/Page column 39 ; WO 2007/027729 A1
6-Chloro-3-nitro-2-pyridinol structure

6-Chloro-3-nitr...

CAS#:92138-35-7

~%

3-Aminopyridin-2-ol Structure

3-Aminopyridin-2-ol

CAS#:33630-99-8

Literature: WO2009/27732 A1, ; Page/Page column 70-71 ; WO 2009/027732 A1
2-pyridone structure

2-pyridone

CAS#:142-08-5

~%

3-Aminopyridin-2-ol Structure

3-Aminopyridin-2-ol

CAS#:33630-99-8

Literature: Journal of Pharmaceutical Sciences, , vol. 69, # 9 p. 1074 - 1076
3-nitropyridin-2-amin structure

3-nitropyridin-...

CAS#:4214-75-9

~%

3-Aminopyridin-2-ol Structure

3-Aminopyridin-2-ol

CAS#:33630-99-8

Literature: Journal of Heterocyclic Chemistry, , vol. 30, # 6 p. 1533 - 1536
hydroxypyridone structure

hydroxypyridone

CAS#:16867-04-2

~13%

3-Aminopyridin-2-ol Structure

3-Aminopyridin-2-ol

CAS#:33630-99-8

Literature: Oklobdzija; Comisso; Decorte; et al. Journal of Heterocyclic Chemistry, 1983 , vol. 20, # 5 p. 1329 - 1334
4-methylsulfanyl-2-[[2-(2,4,5-trichlorophenoxy)acetyl]amino]butanoic acid structure

4-methylsulfany...

CAS#:15010-23-8

~%

3-Aminopyridin-2-ol Structure

3-Aminopyridin-2-ol

CAS#:33630-99-8

Literature: Journal of Heterocyclic Chemistry, , vol. 18, # 5 p. 941 - 946
OXAZOLO[5,4-B]PYRIDIN-2(1H)-ONE structure

OXAZOLO[5,4-B]P...

CAS#:118767-92-3

~%

3-Aminopyridin-2-ol Structure

3-Aminopyridin-2-ol

CAS#:33630-99-8

Literature: Tetrahedron Letters, , vol. 33, # 32 p. 4571 - 4574

 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

3-Amino-2-pyridinol
2(1H)-Pyridinone, 3-amino-
2-hydroxy-3-aminopyridine
MFCD03411556
3-Amino-2(1H)-pyridinone
3-Aminopyridin-2-ol
3-Amino-2-pyridinone
3-Amino-2-pyridone
aminopyridinol
3-Amino-2-hydroxypyridine
2-Pyridinol, 3-amino-
d'amino-3 hydroxy-2 pyridine
3-Aminopyridin-2(1H)-one
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