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Basic information

  • Name:
  • 2-Mercaptopyridine

  • CAS No.:
  • 2637-34-5

  • Formula:
  • C5H5NS
  • Synonyms:
  • 2-Pyridinethione;Thiopyridone-2 [French];2 (1H)-Pyridinethione;1H-pyridine-2-thione;1120-96-3;2-Thiopyridone;123574-65-2;2-Thiopyridine;2-Mercapto pyridine;
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China (Mainland)(24)Germany(2)United Kingdom(2)United States(2)India(1)
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Chemistry

Molecular Formula: C5H5NS
Formula Weight: 111.16
mp of 2-THIOPYRIDINE (2637-34-5): 127-130 °C(lit.)
Boiling Point: 184.9 °C at 760 mmHg
Flash Point: 65.6 °C
Density of 2-THIOPYRIDINE (2637-34-5): 1.2 g/cm3  
storage temp. : 2-8°C
Vapour Pressure: 0.716 mmHg at 25°C  
Water Solubility : 50 g/L (20 oC)
Index of Refraction: 1.653  
Sensitive : Air Sensitive
Appearance of 2-THIOPYRIDINE (2637-34-5): yellow crystalline powder

Uses

2-THIOPYRIDINE (2637-34-5) is used as medicine and pesticide intermediates and for manufacture of antifungal pyridine thione zinc, pesticides herbicides nicosulfuron.

Toxicity Data With Reference

1.   

ipr-mus LD50:250 mg/kg

   NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD691-490 .
2.   

ivn-mus LD50:250 mg/kg

   AIPTAK    Archives Internationales de Pharmacodynamie et de Therapie. 93 (1953),143.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Safety: WARNING: Irritates lungs, eyes, skin; Safety glasses, adequate ventilation
Hazard Codes : Xi,Xn (Harmful; Irritant)
Risk Statements : 36/37/38-36/38-22 (Irritating to eyes, respiratory system and skin; Irritating to eyes and skin; Harmful if swallowed)
Safety Statements : 26-36-28A-22 (In case of contact with eyes, rinse immediately with plenty of water and seek medical advice; Wear suitable protective clothing; After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer); Do not breathe dust)
WGK Germany : 3
RTECS : UT9600000
F : 10-23 (Keep under argon; Sensitive to air)
Poison by intravenous and intraperitoneal routes. When heated to decomposition it emits toxic vapors of NOx and SOx.

Specification

Storage: Store in a cool, dry, well-ventilated area away from incompatible substances. Store in a tightly closed container. Keep refrigerated. Keep container closed when not in use.

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