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626-03-9

Name 2,4-Dihydroxypyridine
CAS 626-03-9
EINECS(EC#) 210-924-8
Molecular Formula C5H5NO2
MDL Number MFCD00006273
Molecular Weight 111.1
MOL File 626-03-9.mol

Chemical Properties

Appearance white to yellow-beige crystals or cryst. powder
Melting point  272-276 °C (lit.)
Boiling point  208.19°C (rough estimate)
density  1.3113 (rough estimate)
refractive index  1.4260 (estimate)
storage temp.  Inert atmosphere,Room Temperature
solubility  DMSO, Methanol
form  powder
pka pK1:1.37(+1);pK2:6.45(0);pK3:13(+1) (20°C)
color  light yellow
Water Solubility  6.211g/L(20 ºC)
Detection Methods HPLC,NMR
BRN  108533
InChI InChI=1S/C5H5NO2/c7-4-1-2-6-5(8)3-4/h1-3H,(H2,6,7,8)
InChIKey ZEZJPIDPVXJEME-UHFFFAOYSA-N
SMILES C1(=O)NC=CC(O)=C1
CAS DataBase Reference 626-03-9(CAS DataBase Reference)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  3
RTECS  UV1146800
Hazard Note  Irritant
HazardClass  IRRITANT
HS Code  29339900

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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