ChemicalBook--->CAS DataBase List--->20348-16-7

20348-16-7

20348-16-7 Structure

20348-16-7 Structure
IdentificationBack Directory
[Name]

2-amino-6-methylpyridin-3-ol
[CAS]

20348-16-7
[Synonyms]

Einecs 243-752-7
2-amino-6-methylpyridin-3-ol
2-Amino-3-Hydroxy-6-Picoline
3-Pyridinol, 2-amino-6-methyl-
2-Amino-3-hydroxy-6-methylpyridine
2-amino-6-methylpyridin-3-ol ISO 9001:2015 REACH
N1,N4-bis(2-chloroethyl)cyclohexane-1,4-dicarboxamide
[EINECS(EC#)]

243-752-7
[Molecular Formula]

C6H8N2O
[MDL Number]

MFCD09839245
[MOL File]

20348-16-7.mol
[Molecular Weight]

124.14
Chemical PropertiesBack Directory
[Melting point ]

153-154.5 °C
[Boiling point ]

342.7±42.0 °C(Predicted)
[density ]

1.245±0.06 g/cm3(Predicted)
[storage temp. ]

Keep in dark place,Inert atmosphere,2-8°C
[pka]

5.46±0.23(Predicted)
[Appearance]

Yellow to brown Solid
[InChI]

InChI=1S/C6H8N2O/c1-4-2-3-5(9)6(7)8-4/h2-3,9H,1H3,(H2,7,8)
[InChIKey]

WJRVHFJZHFWCMS-UHFFFAOYSA-N
[SMILES]

C1(N)=NC(C)=CC=C1O
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319
[Precautionary statements ]

P261-P305+P351+P338
[HazardClass ]

IRRITANT
[HS Code ]

2933399990
Spectrum DetailBack Directory
[Spectrum Detail]

2-amino-6-methylpyridin-3-ol(20348-16-7)1HNMR
Hazard InformationBack Directory
[Synthesis]

3-HYDROXY-6-METHYL-2-NITROPYRIDINE

15128-90-2

2-amino-6-methylpyridin-3-ol

20348-16-7

General procedure for the synthesis of 2-amino-3-hydroxy-6-methylpyridine from 3-hydroxy-6-methyl-2-nitropyridine: 3-hydroxy-6-methyl-2-nitropyridine (30 g, 194.6 mmol) was dissolved in ethanol and the hydrogenation reaction was carried out for 1 hr at 50 °C using hydrogen (5 psi) and 20% Pd(OH)2/C catalyst. Upon completion of the reaction, the catalyst was removed by filtration and the filtrate was concentrated under reduced pressure to afford the target product 2-amino-3-hydroxy-6-methylpyridine as a brown solid (23.68 g, 98% yield). The NMR data of the product was consistent with the expected structure.

[References]

[1] Bioorganic and Medicinal Chemistry Letters, 2005, vol. 15, # 10, p. 2679 - 2684
[2] Patent: US2002/169200, 2002, A1
[3] Patent: US2004/92538, 2004, A1. Location in patent: Page 41-42
[4] Patent: WO2006/51410, 2006, A1. Location in patent: Page/Page column 40
[5] Patent: WO2008/51533, 2008, A2. Location in patent: Page/Page column 81-82
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15128-90-2