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CAS No.: | 1477-24-3 |
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Name: | 5-PYRIDIN-4-YL-4H-[1,2,4]TRIAZOLE-3-THIOL |
Article Data: | 8 |
Molecular Structure: | |
Formula: | C7H6 N4 S |
Molecular Weight: | 178.217 |
Synonyms: | s-Triazole-3-thiol,5-(4-pyridyl)- (6CI,7CI); D2-1,2,4-Triazoline-5-thione, 3-(4-pyridyl)- (8CI); 3-Mercapto-5-(4-pyridyl)-1,2,4-triazole;5-(4-Pyridyl)-1H-1,2,4-triazole-3-thiol;5-(Pyridin-4-yl)-4H-[1,2,4]triazole-3-thiol; NSC 151062 |
Density: | 1.54g/cm3 |
Melting Point: | 321-322℃ (dec.) |
Boiling Point: | 296.5°Cat760mmHg |
Flash Point: | 133.1°C |
Hazard Symbols: | Xn |
Risk Codes: | 22 |
PSA: | 89.45000 |
LogP: | 1.52930 |
Conditions | Yield |
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Stage #1: isoniazid; thiourea at 170℃; Stage #2: With sodium hydroxide | 93.6% |
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione
Conditions | Yield |
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With potassium hydroxide In methanol for 4h; Heating; | 85% |
2-(pyridin-4-ylcarbonyl)hydrazinecarbothioamide
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione
Conditions | Yield |
---|---|
With sodium hydroxide at 150℃; for 0.05h; Microwave irradiation; | 76% |
Stage #1: 2-(pyridin-4-ylcarbonyl)hydrazinecarbothioamide With sodium hydroxide for 3h; Reflux; Stage #2: With acetic acid |
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione
Conditions | Yield |
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In butan-1-ol for 6h; Heating; | 40% |
tetralin
2-(pyridin-4-ylcarbonyl)hydrazinecarbothioamide
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione
2-(pyridin-4-ylcarbonyl)hydrazinecarbothioamide
ethanol
sodium ethanolate
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione
A
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione
B
2-(pyridin-4-ylcarbonyl)hydrazinecarbothioamide
Conditions | Yield |
---|---|
at 140 - 150℃; |
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione
Conditions | Yield |
---|---|
In butan-1-ol for 6h; Heating; |
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 75 percent / aq. HCl / 12 h 2: 40 percent / butan-1-ol / 6 h / Heating View Scheme |
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 75 percent / aq. HCl / 12 h 2: butan-1-ol / 6 h / Heating View Scheme |