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2637-34-5

Name 2-Mercaptopyridine
CAS 2637-34-5
EINECS(EC#) 220-131-9
Molecular Formula C5H5NS
MDL Number MFCD00006285
Molecular Weight 111.16
MOL File 2637-34-5.mol
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Chemical Properties

Appearance yellow crystalline powder
Melting point  127-130 °C(lit.)
Boiling point  184.9±23.0 °C(Predicted)
density  1.161 (estimate)
refractive index  1.5605 (estimate)
Fp  125°C
storage temp.  2-8°C
solubility  Slightly soluble in chloroform, methanol and dimethyl sulfoxide.
form  Crystalline Powder
pka pK1:－1.07(＋1);pK2:10.00(0) (20°C)
color  Yellow to brownish
Stability: Stable. Incompatible with strong bases, strong oxidizing agents.
Water Solubility  50 g/L (20 ºC)
Sensitive  Air Sensitive
BRN  105758
InChIKey WHMDPDGBKYUEMW-UHFFFAOYSA-N
LogP -0.130
CAS DataBase Reference 2637-34-5(CAS DataBase Reference)
NIST Chemistry Reference 2(1H)-Pyridinethione(2637-34-5)
EPA Substance Registry System 2-Mercaptopyridine (2637-34-5)
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Safety Data

Hazard Codes  Xi,Xn
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R36/38:Irritating to eyes and skin .
R22:Harmful if swallowed.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S22:Do not breathe dust .
WGK Germany  3
RTECS  UT9600000
F  10-23
TSCA  Yes
HS Code  29339900

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