Product Name

  • Name

    1-Phenyl-2-thiourea

  • EINECS 203-151-2
  • CAS No. 103-85-5
  • Article Data200
  • CAS DataBase
  • Density 1.294 g/cm3
  • Solubility Soluble in hot water and alcohol.
  • Melting Point 145-150 °C(lit.)
  • Formula C7H8N2S
  • Boiling Point 266.7 °C at 760 mmHg
  • Molecular Weight 152.22
  • Flash Point 115.1 °C
  • Transport Information UN 2811 6.1/PG 1
  • Appearance white crystalline powder
  • Safety 28-36/37-45
  • Risk Codes 28-43
  • Molecular Structure Molecular Structure of 103-85-5 (1-Phenyl-2-thiourea)
  • Hazard Symbols VeryT+
  • Synonyms Thiourea,phenyl- (9CI);Urea, 1-phenyl-2-thio- (8CI);1-Phenyl-2-thiourea;1-Phenylthiourea;N-Phenylthiourea;NSC 5779;PTU;Phenylthiocarbamide;Phenylthiourea;U 6324;a-Phenylthiourea;
  • PSA 70.14000
  • LogP 2.11540

Synthetic route

phenyl isothiocyanate
103-72-0

phenyl isothiocyanate

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With ammonia at -30℃; under 300.024 Torr; Addition; solid-gas reaction;100%
With ammonium hydroxide In water; acetonitrile at 20℃; for 3h;100%
With ammonia In 1,2-dimethoxyethane99%
1-benzoyl-3-phenylthiourea
4921-82-8

1-benzoyl-3-phenylthiourea

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With hydrazine at 25℃; for 0.166667h;95%
With sodium hydroxide In water at 80℃;92.2%
With sodium hydroxide at 98℃; for 0.166667h;90%
aniline hydrochloride
142-04-1

aniline hydrochloride

ammonium thiocyanate
1147550-11-5

ammonium thiocyanate

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With ethanol for 0.0125h; Microwave irradiation; Neat (no solvent);94%
Heating;75%
With water at 100℃; Ausziehen den Salmiak durch kaltes Wasser und Umkrystallisieren das Umgeloeste aus siedendem Alkohol;
aniline
62-53-3

aniline

3-methyl-1-(methyldithiocarbonyl)imidazolium iodide

3-methyl-1-(methyldithiocarbonyl)imidazolium iodide

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
Stage #1: aniline; 3-methyl-1-(methyldithiocarbonyl)imidazolium iodide In ethanol Substitution; Heating;
Stage #2: With ammonia In ethanol for 3h; Substitution;
94%
thiourea
17356-08-0

thiourea

aniline
62-53-3

aniline

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With dibenzyl ether Inert atmosphere;91%
ammonium thiocyanate
1147550-11-5

ammonium thiocyanate

aniline
62-53-3

aniline

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
Stage #1: ammonium thiocyanate With benzoyl chloride In acetone at 70℃; for 0.25h;
Stage #2: aniline In acetone Heating;
Stage #3: With sodium hydroxide at 90℃; for 0.333333h;
82%
N,N-diphenylthiourea
102-08-9

N,N-diphenylthiourea

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With ammonium hydroxide; trimethylbenzylammonium bromide; triethylamine In ethyl acetate for 2.5h; Heating;80%
With ethanol; ammonia at 100℃;
Multi-step reaction with 2 steps
1: hydrogen chloride
2: alcohol; ammonia
View Scheme
1-(N1-Phenylamidino)benzotriazole

1-(N1-Phenylamidino)benzotriazole

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With hydrogen sulfide In tetrahydrofuran at 90℃; for 4h;78%
1-benzoyl-3-phenylthiourea
4921-82-8

1-benzoyl-3-phenylthiourea

A

N-phenyl benzoyl amide
93-98-1

N-phenyl benzoyl amide

B

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With sodium hydroxide In water at 90℃; for 20h;A 27%
B 73%
hexaisothiocyanatocyclotriphosphazene
1858-42-0

hexaisothiocyanatocyclotriphosphazene

aniline
62-53-3

aniline

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
In acetone for 18h; Reflux;73%
aniline hydrochloride
142-04-1

aniline hydrochloride

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With ammonium thiocyanate In ethanol for 0.166667h; Heating;72%
aniline
62-53-3

aniline

Benzoyl isothiocyanate
532-55-8

Benzoyl isothiocyanate

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
Stage #1: aniline; Benzoyl isothiocyanate In dichloromethane at 20℃; for 12h;
Stage #2: With sodium hydroxide In tetrahydrofuran; water for 2h; Reflux;
72%
aniline
62-53-3

aniline

1H-1,2,3-benzotriazole-1-carbothioamide
770738-28-8

1H-1,2,3-benzotriazole-1-carbothioamide

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
In toluene for 18h; Heating;71%
1H-imidazole-1-carbodithioic acid methyl ester
74734-11-5

1H-imidazole-1-carbodithioic acid methyl ester

aniline
62-53-3

aniline

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
Stage #1: 1H-imidazole-1-carbodithioic acid methyl ester; aniline In ethanol Substitution; Heating;
Stage #2: With ammonia In ethanol for 4.5h; Substitution;
66%
trifluoroacetyl isothiocyanate
38012-72-5

trifluoroacetyl isothiocyanate

aniline
62-53-3

aniline

A

2,2,2-trifluoro-N-phenylacetamide
404-24-0

2,2,2-trifluoro-N-phenylacetamide

B

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
In tetrahydrofuranA 58.8%
B 35%
In tetrahydrofuran
iodobenzene
591-50-4

iodobenzene

thiourea
17356-08-0

thiourea

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With copper(ll) sulfate pentahydrate; sodium ascorbate; sodium t-butanolate In dimethyl sulfoxide at 130℃; for 12h;55%
ammonium N-phenyldithiocarbamate
1074-52-8

ammonium N-phenyldithiocarbamate

1-(4-methoxy-phenyl)-3-phenyl-propynone
16616-43-6

1-(4-methoxy-phenyl)-3-phenyl-propynone

A

(Z,Z)-3,3'-Thiodi(1-p-methoxyphenyl-3-phenyl-prop-2-ene-1-one)
53246-45-0

(Z,Z)-3,3'-Thiodi(1-p-methoxyphenyl-3-phenyl-prop-2-ene-1-one)

B

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
In ethanol Ambient temperature;A 50%
B 20%
phenyldithiocarbamic acid triethylamine salt
43009-16-1

phenyldithiocarbamic acid triethylamine salt

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
Stage #1: phenyldithiocarbamic acid triethylamine salt With ammonia In water; acetonitrile at 0℃; for 0.5h;
Stage #2: With C13H16N2(2+)*2Br3(1-) In water; acetonitrile at 0 - 20℃; for 6h;
42%
With [bis(acetoxy)iodo]benzene; ammonia In water; acetonitrile for 0.5h; Cooling with ice;
With 1,1'-(ethane-1,2-diyl)dipyridinium bistribromide; ammonia In water; acetonitrile at 20℃; Cooling with ice;
p-chlorobenzoylphenylacetylene
16616-42-5

p-chlorobenzoylphenylacetylene

ammonium N-phenyldithiocarbamate
1074-52-8

ammonium N-phenyldithiocarbamate

A

(E,Z)-3,3'-Thiodi(1-p-chlorophenyl-3-phenylprop-2-en-1-one)
53324-04-2

(E,Z)-3,3'-Thiodi(1-p-chlorophenyl-3-phenylprop-2-en-1-one)

B

(Z,Z)-3,3'-Thiodi(1-p-chlorophenyl-3-phenyl-prop-2-ene-1-one)
53324-02-0

(Z,Z)-3,3'-Thiodi(1-p-chlorophenyl-3-phenyl-prop-2-ene-1-one)

C

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
In ethanol Ambient temperature;A 20%
B 30%
C 15%
ammonium thiocyanate

ammonium thiocyanate

aniline
62-53-3

aniline

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With hydrogenchloride In water Reflux;30%
Stage #1: aniline With hydrogenchloride In water Heating;
Stage #2: ammonium thiocyanate In water Reflux;
1-phenyl-4,4,6-trimethyl-1,4-dihydropyrimidine-2(3H)thione
16325-43-2

1-phenyl-4,4,6-trimethyl-1,4-dihydropyrimidine-2(3H)thione

A

6,6-dimethyl-4-(phenylamino)-5,6-dihydropyridine-2(1H)-thione
58913-46-5

6,6-dimethyl-4-(phenylamino)-5,6-dihydropyridine-2(1H)-thione

B

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
at 140 - 160℃; for 3.5h;A 12%
B 11%
aniline hydrochloride
142-04-1

aniline hydrochloride

sodium thiocyanide
540-72-7

sodium thiocyanide

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With chlorobenzene
ethanol
64-17-5

ethanol

1-[(E)-benzylideneamino]-2,2,2-trichloroethanol
43180-42-3

1-[(E)-benzylideneamino]-2,2,2-trichloroethanol

phenyl isothiocyanate
103-72-0

phenyl isothiocyanate

A

benzaldehyde
100-52-7

benzaldehyde

B

chloral
75-87-6

chloral

C

monophenylthiourea
103-85-5

monophenylthiourea

thiourea
17356-08-0

thiourea

aniline
62-53-3

aniline

A

1,1-diphenylthiourea
3898-08-6

1,1-diphenylthiourea

B

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
at 160 - 175℃;
at 160 - 175℃; beim Behandeln von Anilin-hydrochlorid;
at 160 - 165℃;
ethanol
64-17-5

ethanol

2,4-dinitro-phenyl thiocyanate
1594-56-5

2,4-dinitro-phenyl thiocyanate

aniline
62-53-3

aniline

A

bis(2,4-dinitrophenyl) disulphide
2217-55-2

bis(2,4-dinitrophenyl) disulphide

B

N-phenyl-2,4-dinitroaniline
961-68-2

N-phenyl-2,4-dinitroaniline

C

bis-(2,4-dinitro-phenyl)-sulfide
2253-67-0

bis-(2,4-dinitro-phenyl)-sulfide

D

monophenylthiourea
103-85-5

monophenylthiourea

thiocyanic acid
463-56-9

thiocyanic acid

aniline
62-53-3

aniline

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
With diethyl ether
thiuram disulfide
504-90-5

thiuram disulfide

aniline
62-53-3

aniline

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
at 40℃;
2,4-diphenyl-3-thio-allophanic acid ethyl ester

2,4-diphenyl-3-thio-allophanic acid ethyl ester

aniline
62-53-3

aniline

A

N-carboethoxyaniline
101-99-5

N-carboethoxyaniline

B

monophenylthiourea
103-85-5

monophenylthiourea

Conditions
ConditionsYield
at 150℃;
4-Nitrophenacyl bromide
99-81-0

4-Nitrophenacyl bromide

monophenylthiourea
103-85-5

monophenylthiourea

4-(4-nitrophenyl)-N-phenyl-1,3-thiazol-2-amine
102183-91-5

4-(4-nitrophenyl)-N-phenyl-1,3-thiazol-2-amine

Conditions
ConditionsYield
With sodium hydrogen sulfate In water at 20℃; for 0.0833333h; Hantzsch reaction; regioselective reaction;100%
With (2-hydroxyethyl)trimethylazanium urea chloride In water at 20℃; for 0.333333h; Reagent/catalyst;97%
With sodium fluoride In methanol; water at 20℃;97%
4-(chloroacetyl)antipyrine
6630-73-5

4-(chloroacetyl)antipyrine

monophenylthiourea
103-85-5

monophenylthiourea

1,5-dimethyl-2-phenyl-4-(2-phenylamino-thiazol-4-yl)-1,2-dihydro-pyrazol-3-one; hydrochloride

1,5-dimethyl-2-phenyl-4-(2-phenylamino-thiazol-4-yl)-1,2-dihydro-pyrazol-3-one; hydrochloride

Conditions
ConditionsYield
at 70℃; for 1h;100%
3-bromoacetyl-3,8-dimethyl-2,7-dioxaspiro[4,4]nonane-1,6-dione

3-bromoacetyl-3,8-dimethyl-2,7-dioxaspiro[4,4]nonane-1,6-dione

monophenylthiourea
103-85-5

monophenylthiourea

3,8-dimethyl-3-(2-phenylamino-thiazol-4-yl)-2,7-dioxa-spiro[4.4]nonane-1,6-dione

3,8-dimethyl-3-(2-phenylamino-thiazol-4-yl)-2,7-dioxa-spiro[4.4]nonane-1,6-dione

Conditions
ConditionsYield
In acetone for 0.5h; Heating;100%
3-(2-Bromo-acetyl)-3,8,8-trimethyl-2,7-dioxa-spiro[4.4]nonane-1,6-dione

3-(2-Bromo-acetyl)-3,8,8-trimethyl-2,7-dioxa-spiro[4.4]nonane-1,6-dione

monophenylthiourea
103-85-5

monophenylthiourea

3,3,8-trimethyl-8-(2-phenylamino-thiazol-4-yl)-2,7-dioxa-spiro[4.4]nonane-1,6-dione

3,3,8-trimethyl-8-(2-phenylamino-thiazol-4-yl)-2,7-dioxa-spiro[4.4]nonane-1,6-dione

Conditions
ConditionsYield
In acetone for 0.5h; Heating;100%
3'-nitro-2-bromoacetophenone
2227-64-7

3'-nitro-2-bromoacetophenone

monophenylthiourea
103-85-5

monophenylthiourea

[4-(3-nitrophenyl)thiazol-2-yl]phenylamine
325850-28-0

[4-(3-nitrophenyl)thiazol-2-yl]phenylamine

Conditions
ConditionsYield
In ethanol at 20℃; for 2h; Hantzsch Thiazole Synthesis;100%
In ethanol at 80℃;100%
In water at 20℃; for 1.5h;90%
In ethanol at 20℃; for 2h; Hantzsch Thiazole Synthesis;5.22 g
methyl 4-(2-chloroacetyl)-1H-pyrrole-2-carboxylate
1415820-00-6

methyl 4-(2-chloroacetyl)-1H-pyrrole-2-carboxylate

monophenylthiourea
103-85-5

monophenylthiourea

methyl 4-(2-(phenylamino)thiazol-4-yl)-1H-pyrrole-2-carboxylate
1415820-07-3

methyl 4-(2-(phenylamino)thiazol-4-yl)-1H-pyrrole-2-carboxylate

Conditions
ConditionsYield
With sodium acetate; acetic acid Reflux;100%
monophenylthiourea
103-85-5

monophenylthiourea

phenyl carbamate
64-10-8

phenyl carbamate

Conditions
ConditionsYield
With quinolinium monofluorochromate(VI) In acetonitrile for 1.5h; Heating;99%
With bismuth(III) nitrate In acetonitrile for 0.333333h; Heating;98%
With 3-carboxypyridinium chlorochromate In acetonitrile for 0.0333333h; Product distribution; Further Variations:; Reagents; Temperatures; without microwave irradiation; solvent-free; microwave irradiation;98%
N,N-dimethyl-formamide dimethyl acetal
4637-24-5

N,N-dimethyl-formamide dimethyl acetal

monophenylthiourea
103-85-5

monophenylthiourea

1-<(Dimethylamino)methylene>-3-phenyl-2-thiourea
59819-37-3

1-<(Dimethylamino)methylene>-3-phenyl-2-thiourea

Conditions
ConditionsYield
at 100℃; for 1h;99%
In dichloromethane94%
In methanol at 20℃;79%
In ethanol for 1.5h; Reflux;72%
(heating);
2,5-dihydroxy-3,4,6,7-tetrachloro-2,3-dihydrobenzofuran
105533-63-9

2,5-dihydroxy-3,4,6,7-tetrachloro-2,3-dihydrobenzofuran

monophenylthiourea
103-85-5

monophenylthiourea

2,3,5-Trichloro-6-(2-phenylamino-thiazol-5-yl)-benzene-1,4-diol
98326-98-8

2,3,5-Trichloro-6-(2-phenylamino-thiazol-5-yl)-benzene-1,4-diol

Conditions
ConditionsYield
In ethanol for 2h; Heating;99%
α-bromoacetophenone
70-11-1

α-bromoacetophenone

monophenylthiourea
103-85-5

monophenylthiourea

N,4-diphenyl-1,3-thiazol-2-amine
1843-16-9

N,4-diphenyl-1,3-thiazol-2-amine

Conditions
ConditionsYield
In ethanol at 50℃; for 0.0833333h; microwave irradiation;98%
With sodium fluoride In methanol; water at 20℃;98%
In water at 20℃; for 1h;96%
monophenylthiourea
103-85-5

monophenylthiourea

1-phenylcyanamide
622-34-4

1-phenylcyanamide

Conditions
ConditionsYield
With copper(l) iodide; sodium hydroxide In dimethyl sulfoxide at 90℃; for 2h;98%
With polystyrne-bound selenoxide In methanol for 24h; Heating;85%
With KO2 In pyridine at 60℃;82%
3-bromoacetylcoumarin
29310-88-1

3-bromoacetylcoumarin

monophenylthiourea
103-85-5

monophenylthiourea

3‑(2‑(phenylamino)thiazol‑4‑yl)‑2H‑chromen‑2‑one
33856-02-9

3‑(2‑(phenylamino)thiazol‑4‑yl)‑2H‑chromen‑2‑one

Conditions
ConditionsYield
With sodium fluoride In methanol; water at 20℃;98%
In water at 25℃; for 0.0125h; Sonication; Green chemistry;94%
at 20℃; for 0.25h; Neat (no solvent); grinding;85%
4-(bromoacetyl)toluene
619-41-0

4-(bromoacetyl)toluene

monophenylthiourea
103-85-5

monophenylthiourea

2-phenylamino-4(4'-methylphenyl)thiazole
93020-56-5

2-phenylamino-4(4'-methylphenyl)thiazole

Conditions
ConditionsYield
With sodium fluoride In methanol; water at 20℃;98%
With Nafion-H In water; ethylene glycol at 50℃; for 0.166667h;97%
In water at 25℃; for 0.00555556h; Sonication; Green chemistry;91%
para-bromophenacyl bromide
99-73-0

para-bromophenacyl bromide

monophenylthiourea
103-85-5

monophenylthiourea

4-(4-bromophenyl)-N-phenyl-1,3-thiazol-2-amine
42056-77-9

4-(4-bromophenyl)-N-phenyl-1,3-thiazol-2-amine

Conditions
ConditionsYield
With sodium fluoride In methanol; water at 20℃;98%
With (2-hydroxyethyl)trimethylazanium urea chloride In water at 20℃; for 0.333333h; Reagent/catalyst;93%
In water at 25℃; for 0.00833333h; Sonication; Green chemistry;93%
4-methyl-5-chloromethyl-imidazole hydrochloride
51605-33-5

4-methyl-5-chloromethyl-imidazole hydrochloride

monophenylthiourea
103-85-5

monophenylthiourea

1-phenyl-2-(4-methyl-5-imidazolylmethyl)isothiourea dihydrochloride
118796-95-5

1-phenyl-2-(4-methyl-5-imidazolylmethyl)isothiourea dihydrochloride

Conditions
ConditionsYield
With hydrogenchloride In methanol for 0.0833333h; Ambient temperature;98%
formaldehyd
50-00-0

formaldehyd

2-(trifluoromethyl)benzenamine
88-17-5

2-(trifluoromethyl)benzenamine

monophenylthiourea
103-85-5

monophenylthiourea

1-phenyl-5-(2-trifluoromethyl-phenyl)-[1,3,5]triazinane-2-thione
701277-33-0

1-phenyl-5-(2-trifluoromethyl-phenyl)-[1,3,5]triazinane-2-thione

Conditions
ConditionsYield
In water for 0.0138889h; microwave irradiation;98%
2-bromo-1-phenyl-1-propanone
2114-00-3

2-bromo-1-phenyl-1-propanone

monophenylthiourea
103-85-5

monophenylthiourea

5-methyl-4-phenyl-2-(N-phenylamino)thiazole
93020-55-4

5-methyl-4-phenyl-2-(N-phenylamino)thiazole

Conditions
ConditionsYield
In ethylene glycol at 20℃; for 0.416667h;98%
In ethanol at 50℃; for 0.0833333h; microwave irradiation;97%
In N,N-dimethyl-formamide at 80℃; for 0.0833333h;40%
desyl bromide
1484-50-0

desyl bromide

monophenylthiourea
103-85-5

monophenylthiourea

2-phenylamino-4,5-diphenyl-1,3-thiazole
29594-65-8

2-phenylamino-4,5-diphenyl-1,3-thiazole

Conditions
ConditionsYield
In ethanol at 50℃; for 0.0833333h; microwave irradiation;98%
2-Bromo-2'-acetonaphthone
613-54-7

2-Bromo-2'-acetonaphthone

monophenylthiourea
103-85-5

monophenylthiourea

4-β-naphthyl-N-phenylthiazol-2-amine (4d)

4-β-naphthyl-N-phenylthiazol-2-amine (4d)

Conditions
ConditionsYield
In ethanol at 80℃;98%
In water at 20℃; for 2h;90%
2-Bromo-4'-methoxyacetophenone
2632-13-5

2-Bromo-4'-methoxyacetophenone

monophenylthiourea
103-85-5

monophenylthiourea

4-(4-methoxyphenyl)-N-phenyl-1,3-thiazol-2-amine
21344-98-9

4-(4-methoxyphenyl)-N-phenyl-1,3-thiazol-2-amine

Conditions
ConditionsYield
In ethylene glycol at 20℃; for 0.0833333h;98%
In water at 20℃; for 1h;96%
With sodium hydrogen sulfate In water at 20℃; for 0.916667h; Hantzsch reaction; regioselective reaction;95%
4-chlorobenzoylmethyl bromide
536-38-9

4-chlorobenzoylmethyl bromide

monophenylthiourea
103-85-5

monophenylthiourea

4-(4-chlorophenyl)-N-phenyl-1,3-thiazol-2-amine

4-(4-chlorophenyl)-N-phenyl-1,3-thiazol-2-amine

Conditions
ConditionsYield
With sodium fluoride In methanol; water at 20℃;98%
In ethylene glycol at 20℃; for 0.166667h;96%
In water at 25℃; for 0.00694444h; Sonication; Green chemistry;96%
chloroacetyl chloride
79-04-9

chloroacetyl chloride

monophenylthiourea
103-85-5

monophenylthiourea

1-(phenyl)-2-thiohydantoin

1-(phenyl)-2-thiohydantoin

Conditions
ConditionsYield
With potassium carbonate In PEG 400 at 80℃; for 2h;98%
2-chloro-1-(6-phenylimidazo[2,1-b]thiazol-5-yl)ethanone
1395225-93-0

2-chloro-1-(6-phenylimidazo[2,1-b]thiazol-5-yl)ethanone

monophenylthiourea
103-85-5

monophenylthiourea

N-phenyl-4-(6-phenylimidazo[2,1-b]thiazol-5-yl)thiazol-2-amine
1395225-77-0

N-phenyl-4-(6-phenylimidazo[2,1-b]thiazol-5-yl)thiazol-2-amine

Conditions
ConditionsYield
In methanol at 90℃; under 12929 Torr; for 0.5h; Temperature; Time; Solvent; Hantzsch Thiazole Synthesis; Microwave irradiation;98%
copper(l) cyanide

copper(l) cyanide

monophenylthiourea
103-85-5

monophenylthiourea

[(copper(I)cyanide)(N-phenylthiourea)]

[(copper(I)cyanide)(N-phenylthiourea)]

Conditions
ConditionsYield
In water; acetonitrile at 20℃; for 0.416667h; Solvent; Reagent/catalyst; Temperature; Time; Milling;98%
methyl (2Z)-2-(bromomethyl)pent-2-enoate
137104-38-2

methyl (2Z)-2-(bromomethyl)pent-2-enoate

monophenylthiourea
103-85-5

monophenylthiourea

methyl (Z)-2-[(N-phenylisothioureido)methyl]-2-pentenoate hydrobromide

methyl (Z)-2-[(N-phenylisothioureido)methyl]-2-pentenoate hydrobromide

Conditions
ConditionsYield
In acetonitrile at 25℃; for 1h;98%
monophenylthiourea
103-85-5

monophenylthiourea

5-imino-4-phenyl-3-phenylamino-4,5-dihydro-1,2,4-thiadiazoline
4115-26-8, 68743-71-5

5-imino-4-phenyl-3-phenylamino-4,5-dihydro-1,2,4-thiadiazoline

Conditions
ConditionsYield
With polystyrene-bound diaryl telluroxide In acetic acid for 12h; Ambient temperature;97%
With benzenetellurinyl trifluoromethanesulfonate In chloroform at 50℃; for 3h;96%
With hydrogenchloride; dimethyl sulfoxide In water; acetone at 40℃;90%
ethyl acetoacetate
141-97-9

ethyl acetoacetate

benzaldehyde
100-52-7

benzaldehyde

monophenylthiourea
103-85-5

monophenylthiourea

ethyl 6-methyl-1,4-diphenyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
108958-75-4

ethyl 6-methyl-1,4-diphenyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate

Conditions
ConditionsYield
With chloro-trimethyl-silane In N,N-dimethyl-formamide at 20℃; for 48h;97%
Stage #1: ethyl acetoacetate; benzaldehyde; monophenylthiourea In N,N-dimethyl-formamide for 1h; Biginelli Pyrimidone Synthesis; Sonication;
Stage #2: With chloro-trimethyl-silane In N,N-dimethyl-formamide at 20℃; for 72h; Biginelli Pyrimidone Synthesis;
97%
acid medium;70%
triphenyl phosphite
101-02-0

triphenyl phosphite

benzylsulfanylacetaldehyde
7401-37-8

benzylsulfanylacetaldehyde

monophenylthiourea
103-85-5

monophenylthiourea

[2-Benzylsulfanyl-1-(3-phenyl-thioureido)-ethyl]-phosphonic acid diphenyl ester
79428-40-3

[2-Benzylsulfanyl-1-(3-phenyl-thioureido)-ethyl]-phosphonic acid diphenyl ester

Conditions
ConditionsYield
In acetic acid 1.) 0.5h, room temp., 2.) 0.5h, 80 deg C;97%
ethyl acetoacetate
141-97-9

ethyl acetoacetate

4-chlorobenzaldehyde
104-88-1

4-chlorobenzaldehyde

monophenylthiourea
103-85-5

monophenylthiourea

C20H19O2N2SCl

C20H19O2N2SCl

Conditions
ConditionsYield
With chloro-trimethyl-silane In N,N-dimethyl-formamide at 20℃; for 48h;97%

1-Phenyl-2-thiourea Chemical Properties

Product Name: 1-Phenyl-2-thiourea (103-85-5)


Molecular Formula: C7H8N2S
Molecular Weight: 152.22g/mol
Mol File: 103-85-5.mol
Appearance: white crystalline powder
Melting Point: 145-150 °C(lit.)
Boiling point: 266.7 °C at 760 mmHg
Storage Temperature: Poison room
Flash Point: 115.1 °C
Density: 1.294 g/cm3
Water Solubility: negligible
Stability: Stable. Incompatible with strong acids, strong oxidizing agents, strong bases.
Product Categories: Benzene derivatives
Synonyms of   1-Phenyl-2-thiourea (103-85-5): 1-phenyl-2-thio-ure ; alpha-Phenylthiourea ; Fenylthiomocovina ; NCI-C02017 ; phenyl-thioure ; phenylthiourea0 ; Rcra waste number P093 ;  rcrawastenumberp093 .

1-Phenyl-2-thiourea Uses

 1-Phenyl-2-thiourea (103-85-5) is used in the manufacture of rodenticides and in medical genetics.It's for the production of 2 - amino-benzothiazole, 3 - methyl-benzothiazole hydrazone such as dye intermediates. Also it's used as analytical reagent.

1-Phenyl-2-thiourea Production

From the first with sulfuric acid aniline salt, and then carry out addition reaction of sodium cyanide with sulfur derived.

1-Phenyl-2-thiourea Toxicity Data With Reference

 1-Phenyl-2-thiourea (103-85-5) is classified as extremely toxic. The probable oral lethal dose is 5-50 mg/kg or between 7 drops and 1 teaspoon for a 70 kg (150 lb.) person.

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 25mg/kg (25mg/kg)   National Technical Information Service. Vol. AD277-689,
mouse LD50 oral 10mg/kg (10mg/kg)   Progress Report for Contract No. NIH-NCI-E-C-72-3252, Submitted to the National Cancer Institute by Litton Bionetics, Inc. Vol. NCI-E-C-72-3252, Pg. 1973,
rabbit LD50 oral 40mg/kg (40mg/kg)   Journal of Medicinal and Pharmaceutical Chemistry. Vol. 4, Pg. 109, 1961.
rat LD50 intraperitoneal 5mg/kg (5mg/kg) ENDOCRINE: HYPERGLYCEMIA Journal of Pharmacology and Experimental Therapeutics. Vol. 89, Pg. 186, 1947.
rat LD50 oral 3mg/kg (3mg/kg)   Journal of Medicinal and Pharmaceutical Chemistry. Vol. 4, Pg. 109, 1961.

1-Phenyl-2-thiourea Consensus Reports

NCI Carcinogenesis Bioassay (feed); No Evidence: mouse, rat NCITR*    National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD 20014) No. NCI-CG-TR-148 ,1978. . EPA Extremely Hazardous Substances List. Reported in EPA TSCA Inventory.

1-Phenyl-2-thiourea Safety Profile

Dangerous disaster hazard; emits toxic fumes of oxides of sulfur and nitrogen when heated to decomposition. Avoid acids or acid fumes.
Safety Information of  1-Phenyl-2-thiourea (103-85-5):
Hazard Codes: T+
Risk Statements: 28-43
28:  Very Toxic if swallowed
43:  May cause sensitization by skin contact
Safety Statements: 28-36/37-45
28:  After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer)
36:  Wear suitable protective clothing  
37:  Wear suitable gloves 
45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)

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