CAS No.1477-24-3,5-PYRIDIN-4-YL-4H-[1,2,4]TRIAZOLE-3-THIOL Suppliers

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3H-1,2,4-Triazole-3-thione,1,2-dihydro-5-(4-pyridinyl)-

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Synthetic route

: 54-85-3
isoniazid

: 17356-08-0
thiourea

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
Stage #1: isoniazid; thiourea at 170℃; Stage #2: With sodium hydroxide	93.6%

: N'-[1-Amino-1-pyridin-4-yl-meth-(Z)-ylidene]-hydrazinecarbodithioic acid methyl ester

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
With potassium hydroxide In methanol for 4h; Heating;	85%

: 14397-24-1
2-(pyridin-4-ylcarbonyl)hydrazinecarbothioamide

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

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

: C13H13N5S

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
In butan-1-ol for 6h; Heating;	40%

: 119-64-2
tetralin

: 14397-24-1
2-(pyridin-4-ylcarbonyl)hydrazinecarbothioamide

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 14397-24-1
2-(pyridin-4-ylcarbonyl)hydrazinecarbothioamide

: 64-17-5
ethanol

: 141-52-6
sodium ethanolate

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

...Expand

: isonicotinic acid hydrazide; thiocyanate

A: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

B: 14397-24-1
2-(pyridin-4-ylcarbonyl)hydrazinecarbothioamide

Conditions

Conditions	Yield
at 140 - 150℃;

: C14H15N5S

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
In butan-1-ol for 6h; Heating;

: N-phenyl-4-pyridinecarbohydrazonamide

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

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

: C13H14N4

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: 75 percent / aq. HCl / 12 h 2: butan-1-ol / 6 h / Heating View Scheme

: 55-22-1
pyridine-4-carboxylic acid

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: oxalyl dichloride / N,N-dimethyl-formamide; dichloromethane / 2.5 h / 0 - 20 °C 2: tetrahydrofuran / 1.5 h / 0 - 20 °C 3: sodium hydroxide / 0.05 h / 150 °C / Microwave irradiation View Scheme

: 14254-57-0
4-(chlorocarbonyl)pyridine

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: tetrahydrofuran / 1.5 h / 0 - 20 °C 2: sodium hydroxide / 0.05 h / 150 °C / Microwave irradiation View Scheme

: 54-85-3
isoniazid

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: potassium hydroxide / ethanol / 10 h / Reflux 2: ammonium hydroxide / 10 h / Reflux View Scheme
Multi-step reaction with 2 steps 1: hydrogenchloride / 3 h / Reflux 2: sodium hydroxide / 3 h / Reflux View Scheme

: 2459-09-8
4-pyridinecarboxylic acid, methyl ester

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: hydrazine hydrate / ethanol / 5 h / Reflux 2: potassium hydroxide / ethanol / 10 h / Reflux 3: ammonium hydroxide / 10 h / Reflux View Scheme

: 61019-32-7
potassium 4-pyridinyldithiocarbazate

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

Conditions

Conditions	Yield
With ammonium hydroxide for 10h; Reflux;

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 609-15-4
ethyl 2-chloro-3-oxo-butyrate

: ethyl 6-methyl-2-(pyridin-4-yl)thiazolo[3,2-b][1,2,4]triazole-5-carboxylate

Conditions

Conditions	Yield
Stage #1: 3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione; ethyl 2-chloro-3-oxo-butyrate In ethanol Reflux; Stage #2: With sulfuric acid In ethanol Reflux;	89%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 1694-29-7
3-chloropentane-2,4-dione

: 1-(6-methyl-(2-(pyridin-4-yl)thiazolo[3,2-b][1,2,4]triazol-5-yl))ethanone

Conditions

Conditions	Yield
Stage #1: 3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione; 3-chloropentane-2,4-dione In ethanol Reflux; Stage #2: With sulfuric acid In ethanol Reflux;	78%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 30050-39-6, 23311-38-8
[tris(triphenylphosphine) ruthenium(III) trichloride]

: C7H5N4S(1-)*2Cl(1-)*Ru(3+)*2C18H15P

Conditions

Conditions	Yield
In benzene Reflux;	76%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 61769-11-7, 52620-83-4, 72747-39-8
trichlorotris(triphenylarsine)ruthenium(III)

: C7H5N4S(1-)*2Cl(1-)*Ru(3+)*2C18H15As

Conditions

Conditions	Yield
In benzene Reflux;	76%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 118519-70-3
[RuBr3(PPh3)3]

: C7H5N4S(1-)*2Br(1-)*Ru(3+)*2C18H15P

Conditions

Conditions	Yield
In benzene Reflux;	76%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 63632-06-4, 72747-40-1
[tris(triphenylarsine) ruthenium(III) tribromide]

: C7H5N4S(1-)*2Br(1-)*Ru(3+)*2C18H15As

Conditions

Conditions	Yield
In benzene Reflux;	76%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 638-07-3
ethyl (2-chloroaceto)acetate

: ethyl 2-(2-(pyridin-4-yl)thiazolo[3,2-b][1,2,4]triazol-6-yl)acetate

Conditions

Conditions	Yield
Stage #1: 3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione; ethyl (2-chloroaceto)acetate In ethanol Reflux; Stage #2: With sulfuric acid In ethanol Reflux;	69%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 70-23-5
ethyl Bromopyruvate

: ethyl 2-(pyridin-4-yl)thiazolo[3,2-b][1,2,4]triazole-6-carboxylate

Conditions

Conditions	Yield
Stage #1: 3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione; ethyl Bromopyruvate In ethanol Reflux; Stage #2: With sulfuric acid In ethanol Reflux;	68%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 70-11-1
α-bromoacetophenone

: 1-phenyl-2-((3-(pyridin-4-yl)-1,2,4-triazol-5-yl)thio)ethanone

Conditions

Conditions	Yield
With sodium acetate In methanol; N,N-dimethyl-formamide at 20℃; for 120h;	67%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 70-11-1
α-bromoacetophenone

: 6-phenyl-2(pyridin-4-yl)thiazolo[3,2-b][1,2,4]triazole

Conditions

Conditions	Yield
Stage #1: 3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione; α-bromoacetophenone In ethanol Reflux; Stage #2: With sulfuric acid In ethanol Reflux;	67%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 609-15-4
ethyl 2-chloro-3-oxo-butyrate

: ethyl 3-oxo-2-((3-(pyridin-4-yl)-1,2,4-triazol-5-yl)thio)butanoate

Conditions

Conditions	Yield
With sodium acetate In methanol; N,N-dimethyl-formamide at 20℃; for 168h;	65%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 1694-29-7
3-chloropentane-2,4-dione

: 3-((3-(pyridin-4-yl)-1,2,4-triazol-5-yl)thio)pentane-2,4-dione

Conditions

Conditions	Yield
With sodium acetate In methanol; N,N-dimethyl-formamide at 20℃; for 168h;	62%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 2-bromo-N-(2-(2-(4-ethylphenylamino)-2-oxoethylthio)benzo[d]thiazol-6-yl)acetamide

: N-(4-ethylphenyl)-2-(6-(2-(5-(pyridin-4-yl)-4H-1,2,4-triazol-3-ylthio)acetamido)benzo[d]thiazol-2-ylthio)acetamide

Conditions

Conditions	Yield
With potassium hydroxide In ethanol; water at 20℃; for 2h; regioselective reaction;	61%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 78-95-5
chloroacetone

: 1-((3-(pyridin-4-yl)-1,2,4-triazol-5-yl)thio)propan-2-one

Conditions

Conditions	Yield
With sodium acetate In methanol; N,N-dimethyl-formamide at 20℃; for 168h;	57%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 70-23-5
ethyl Bromopyruvate

: ethyl 2-oxo-3-((3-(pyridin-4-yl)-1,2,4-triazol-5-yl)thio)propanoate

Conditions

Conditions	Yield
With sodium acetate In methanol; N,N-dimethyl-formamide at 20℃; for 72h;	57%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 78-95-5
chloroacetone

: 6-methyl-2-(pyridin-4-yl)thiazolo[3,2-b][1,2,4]triazole

Conditions

Conditions	Yield
Stage #1: 3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione; chloroacetone In ethanol Reflux; Stage #2: With sulfuric acid In ethanol Reflux;	56%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 534-07-6
1,3-Dichloroacetone

: 6-chloromethyl-2-(pyridin-4-yl)thiazolo[3,2-b][1,2,4]triazole

Conditions

Conditions	Yield
Stage #1: 3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione; 1,3-Dichloroacetone In ethanol Reflux; Stage #2: With sulfuric acid In ethanol Reflux;	56%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 638-07-3
ethyl (2-chloroaceto)acetate

: ethyl 3-oxo-4-((3-(pyridin-4-yl)-1,2,4-triazol-5-yl)thio)butanoate

Conditions

Conditions	Yield
With sodium acetate In methanol; N,N-dimethyl-formamide at 20℃; for 168h;	54%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 534-07-6
1,3-Dichloroacetone

: 1-chloro-3-((3-(pyridin-4-yl)-1,2,4-triazol-5-yl)thio)propan-2-one

Conditions

Conditions	Yield
With sodium acetate In methanol; N,N-dimethyl-formamide at 20℃; for 48h;	50%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 96-23-1
1,3-Dichloro-2-propanol

: 146198-13-2
2-Pyridin-4-yl-6,7-dihydro-5H-[1,2,4]triazolo[5,1-b][1,3]thiazin-6-ol

Conditions

Conditions	Yield
With potassium hydroxide In methanol for 24h; Ambient temperature;	31%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 106-89-8
epichlorohydrin

: 146198-13-2
2-Pyridin-4-yl-6,7-dihydro-5H-[1,2,4]triazolo[5,1-b][1,3]thiazin-6-ol

Conditions

Conditions	Yield
With potassium hydroxide In methanol for 24h; Ambient temperature;	31%

: 1477-24-3
3-(pyridin-4-yl)-1H-1,2,4-triazole-5(4H)-thione

: 4584-46-7
(2-chloroethyl)dimethylamine hydrochloride

: 88317-52-6
N,N-dimethyl-2-<5'-(pyridin-4''-yl)-1',2',4'-triazol-3'-ylthio>ethylamine

Conditions

Conditions	Yield
With sodium methylate In ethanol for 4h; Heating;

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