Product Name

  • Name

    2-HYDROXY-THIOBENZAMIDE

  • EINECS
  • CAS No. 7133-90-6
  • Article Data21
  • CAS DataBase
  • Density 1.339 g/cm3
  • Solubility
  • Melting Point 119 °C
  • Formula C7H7NOS
  • Boiling Point 300.009 °C at 760 mmHg
  • Molecular Weight 153.205
  • Flash Point 135.241 °C
  • Transport Information
  • Appearance
  • Safety 26-36/37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 7133-90-6 (2-HYDROXY-THIOBENZAMIDE)
  • Hazard Symbols
  • Synonyms Salicylamide,thio- (6CI,7CI,8CI);2-Hydroxybenzothiamide;2-Hydroxythiobenzamide;Salicylthioamide;Thiosalicylamide;2-hydroxybenzenecarbothioamide;Benzenecarbothioamide, 2-hydroxy-;2-(aminothioxomethyl)phenol;
  • PSA 78.34000
  • LogP 1.72670

Synthetic route

salicylonitrile
611-20-1

salicylonitrile

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
With O,S-diethyl-dithiophosphoric acid In water at 80℃; for 6h;80%
With O,O-Diethyl hydrogen phosphorodithioate In methanol at 80℃; for 12h;55%
With hydrogen sulfide; triethylamine In pyridine
salicylonitrile
611-20-1

salicylonitrile

O,O-Diethyl hydrogen phosphorodithioate
298-06-6

O,O-Diethyl hydrogen phosphorodithioate

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
In water at 80℃; for 6h;80%
(EtO)2 P(S)SH

(EtO)2 P(S)SH

m-cyanophenol
873-62-1

m-cyanophenol

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
In water57%
salicylonitrile
611-20-1

salicylonitrile

aq. NaCl

aq. NaCl

(EtO)2 P(S)SH

(EtO)2 P(S)SH

dichloromethane
75-09-2

dichloromethane

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
With sodium hydrogencarbonate In water55%
salicylamide
65-45-2

salicylamide

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
With Lawessons reagent In tetrahydrofuran at 55℃; for 4h; Inert atmosphere;50%
With Lawessons reagent In tetrahydrofuran29%
With tetraphosphorus decasulfide
ethylenediamine
107-15-3

ethylenediamine

6,6'-(1,2,4-Dithiazolidin-3,5-yliden)-bis-2,4-cyclohexadien-1-on
63963-47-3

6,6'-(1,2,4-Dithiazolidin-3,5-yliden)-bis-2,4-cyclohexadien-1-on

A

2-(2-imidazolinyl)phenol
1565-39-5

2-(2-imidazolinyl)phenol

B

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
Yields of byproduct given;A n/a
B 15%
Yield given. Yields of byproduct given;
Mechanism;
2-(2-Hydroxyphenyl)-1,3-benzoxazin-4-thion
79576-70-8

2-(2-Hydroxyphenyl)-1,3-benzoxazin-4-thion

ethylenediamine
107-15-3

ethylenediamine

A

2-(2-imidazolinyl)phenol
1565-39-5

2-(2-imidazolinyl)phenol

B

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
Yield given;
6,6'-(1,2,4-Dithiazolidin-3,5-yliden)-bis-2,4-cyclohexadien-1-on
63963-47-3

6,6'-(1,2,4-Dithiazolidin-3,5-yliden)-bis-2,4-cyclohexadien-1-on

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: various solvent(s) / 180 °C
View Scheme
2-hydroxy-benzoic acid ethyl ester
118-61-6

2-hydroxy-benzoic acid ethyl ester

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: alcohol; ammonia / 100 °C
2: P2S5
View Scheme
methyl salicylate
119-36-8

methyl salicylate

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: alcohol; ammonia / 100 °C
2: P2S5
View Scheme
ethyl (2-chloroaceto)acetate
638-07-3

ethyl (2-chloroaceto)acetate

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

<2-(2-hydroxyphenyl)-4-thiazolyl>acetic acid ethyl ester
171017-45-1

<2-(2-hydroxyphenyl)-4-thiazolyl>acetic acid ethyl ester

Conditions
ConditionsYield
In tetrahydrofuran for 60h; Heating;93%
dichloromethane
75-09-2

dichloromethane

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

ethyl (2-chloroaceto)acetate

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

<2-(2-hydroxyphenyl)-4-thiazolyl>acetic acid ethyl ester
171017-45-1

<2-(2-hydroxyphenyl)-4-thiazolyl>acetic acid ethyl ester

Conditions
ConditionsYield
With sodium hydrogencarbonate In tetrahydrofuran93%
3-bromoacetylcoumarin
29310-88-1

3-bromoacetylcoumarin

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

2-(2-hydroxyphenyl)-4-(3-coumarinyl)thiazole
175654-92-9

2-(2-hydroxyphenyl)-4-(3-coumarinyl)thiazole

Conditions
ConditionsYield
In ethanol for 2h; Reflux;90%
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

6,6'-(1,2,4-Dithiazolidin-3,5-yliden)-bis-2,4-cyclohexadien-1-on
63963-47-3

6,6'-(1,2,4-Dithiazolidin-3,5-yliden)-bis-2,4-cyclohexadien-1-on

Conditions
ConditionsYield
With bromine In chloroform88%
bromomethyl 2-methoxyphenyl ketone
31949-21-0

bromomethyl 2-methoxyphenyl ketone

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

C16H13NO2S

C16H13NO2S

Conditions
ConditionsYield
In ethanol for 4h; Hantzsch Thiazole Synthesis; Reflux;88%
4-bromocrotonic ethyl ester
6065-32-3

4-bromocrotonic ethyl ester

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

C13H15NO3S

C13H15NO3S

Conditions
ConditionsYield
With 1,1,1,3',3',3'-hexafluoro-propanol; sodium acetate for 8h; Reflux;88%
2-bromo-1-(5-nitro-[2]furyl)-ethanone
15057-21-3

2-bromo-1-(5-nitro-[2]furyl)-ethanone

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

2-[4-(5-Nitro-furan-2-yl)-thiazol-2-yl]-phenol

2-[4-(5-Nitro-furan-2-yl)-thiazol-2-yl]-phenol

Conditions
ConditionsYield
In ethanol Heating;85%
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

α-bromoacetophenone
70-11-1

α-bromoacetophenone

2-(2'-hydroxyphenyl)-4-phenylthiazole

2-(2'-hydroxyphenyl)-4-phenylthiazole

Conditions
ConditionsYield
In ethanol for 2h; Reflux;84%
In ethanol at 20℃; for 5h;84%
In ethanol Reflux;
methanol-dichloromethane

methanol-dichloromethane

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

ethyl bromoacetate
105-36-2

ethyl bromoacetate

2-ethoxycarbonylmethylthiobenzamide

2-ethoxycarbonylmethylthiobenzamide

Conditions
ConditionsYield
With potassium carbonate In N-methyl-acetamide83.4%
hydrotris(3,5-methylphenylpyrazolyl)boratozinc(II) hydroxide

hydrotris(3,5-methylphenylpyrazolyl)boratozinc(II) hydroxide

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

benzene
71-43-2

benzene

Zn(hydrotris(3,5-phenylmethylpyrazolyl)borate)(salicylthioamide)*benzene

Zn(hydrotris(3,5-phenylmethylpyrazolyl)borate)(salicylthioamide)*benzene

Conditions
ConditionsYield
In methanol; dichloromethane Zn-complex was dissolved in CH2Cl2, ligand in MeOH was added, stirred atroom temp. overnight under N2; evapd. to dryness on rotary evaporator, dissolved in benzene, filtered, recrystd. by diffusion with pentane; elem. anal.;81.2%
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

1,4-Dibromo-butane-2,3-dione
6305-43-7

1,4-Dibromo-butane-2,3-dione

C18H12N2O2S2
1242469-32-4

C18H12N2O2S2

Conditions
ConditionsYield
In ethanol for 12h; Hantzsch condensation; Reflux;80%
ethyl (2-chloroaceto)acetate
638-07-3

ethyl (2-chloroaceto)acetate

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

3-hydroxybenzenecarbothioamide
104317-54-6

3-hydroxybenzenecarbothioamide

<2-(3-hydroxyphenyl)-4-thiazolyl>acetic acid ethyl ester
171017-48-4

<2-(3-hydroxyphenyl)-4-thiazolyl>acetic acid ethyl ester

Conditions
ConditionsYield
In tetrahydrofuran78%
ethyl Bromopyruvate
70-23-5

ethyl Bromopyruvate

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

ethyl 2-(2-hydroxyphenyl)thiazole-4-carboxylate
27383-13-7

ethyl 2-(2-hydroxyphenyl)thiazole-4-carboxylate

Conditions
ConditionsYield
In ethanol for 2h; Hantzsch Thiazole Synthesis; Reflux;71%
In ethanol52%
2-Bromoacetylpyridine
40086-66-6

2-Bromoacetylpyridine

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

C14H10N2OS
1191385-37-1

C14H10N2OS

Conditions
ConditionsYield
In ethanol for 2h; Reflux;70%
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

3-(2-bromoacetyl)-7-(diethylamino)-2H-chromen-2-one
88735-44-8

3-(2-bromoacetyl)-7-(diethylamino)-2H-chromen-2-one

2-(2-hydroxyphenyl)-4-[7-(diethylamino)coumarinyl]thiazole
1299474-80-8

2-(2-hydroxyphenyl)-4-[7-(diethylamino)coumarinyl]thiazole

Conditions
ConditionsYield
In ethanol for 2h; Reflux;68%
ethyl 2-cyano-3,3-di(methylsulfanyl)acrylate
17823-58-4

ethyl 2-cyano-3,3-di(methylsulfanyl)acrylate

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

5-ethoxycarbonyl-2-(2-hydroxyphenyl)-6-imino-4-methylsulfanyl-6H-1,3-thiazine hydroperchlorate

5-ethoxycarbonyl-2-(2-hydroxyphenyl)-6-imino-4-methylsulfanyl-6H-1,3-thiazine hydroperchlorate

Conditions
ConditionsYield
With perchloric acid In acetic acid at 60℃; for 0.5h;67%
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

2-Bromo-4'-methoxyacetophenone
2632-13-5

2-Bromo-4'-methoxyacetophenone

2–(5-(4-methoxyphenyl)thiazol-2-yl)phenol

2–(5-(4-methoxyphenyl)thiazol-2-yl)phenol

Conditions
ConditionsYield
In ethanol for 4h; Inert atmosphere; Reflux;63%
In ethanol for 4h; Inert atmosphere; Reflux;
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

2-Bromo-2'-acetonaphthone
613-54-7

2-Bromo-2'-acetonaphthone

2-(2-hydroxyphenyl)-4-(2-naphthyl)thiazole

2-(2-hydroxyphenyl)-4-(2-naphthyl)thiazole

Conditions
ConditionsYield
In ethanol for 7h; Reflux;60%
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

1-(bromoacetyl)pyrene
80480-15-5

1-(bromoacetyl)pyrene

2-(2-hydroxyphenyl)-4-(pyren-1-yl)thiazole

2-(2-hydroxyphenyl)-4-(pyren-1-yl)thiazole

Conditions
ConditionsYield
In ethanol for 7h; Reflux;58%
2-bromo-1-(4-methyl-2-phenyl-1,3-thiazol-5-yl)-1-ethanone
7520-95-8

2-bromo-1-(4-methyl-2-phenyl-1,3-thiazol-5-yl)-1-ethanone

2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

2-(4′-methyl-2′-phenyl-4,5′-bisthiazol-2-yl)phenol

2-(4′-methyl-2′-phenyl-4,5′-bisthiazol-2-yl)phenol

Conditions
ConditionsYield
In acetone at 20℃; for 24h; Hantzsch Thiazole Synthesis;16%
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

salicylonitrile
611-20-1

salicylonitrile

Conditions
ConditionsYield
bei der Destillation unter vermindertem Druck;
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

1,3-benzoxazine-2,4-dione
2037-95-8

1,3-benzoxazine-2,4-dione

Conditions
ConditionsYield
With potassium hydroxide; dihydrogen peroxide
2-hydroxythiobenzamide
7133-90-6

2-hydroxythiobenzamide

N',2-dihydroxybenzimidamide
6005-58-9

N',2-dihydroxybenzimidamide

Conditions
ConditionsYield
With ethanol; hydroxylamine hydrochloride; sodium carbonate
Multi-step reaction with 2 steps
1: bei der Destillation unter vermindertem Druck
2: alcohol; sodium carbonate; hydroxylamine hydrochloride / 90 °C / unter Druck
View Scheme

Benzenecarbothioamide,2-hydroxy- Specification

The Benzenecarbothioamide,2-hydroxy-, with the CAS registry number 7133-90-6, has the systematic name of 2-hydroxybenzenecarbothioamide. It is a kind of organics, and should be stored in the dry and cool environment. And the molecular formula of the chemical is C7H7NOS.

The characteristics of Benzenecarbothioamide,2-hydroxy- are as followings: (1)ACD/LogP: 1.81; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2; (4)ACD/LogD (pH 7.4): 2; (5)ACD/BCF (pH 5.5): 13; (6)ACD/BCF (pH 7.4): 12; (7)ACD/KOC (pH 5.5): 215; (8)ACD/KOC (pH 7.4): 198; (9)#H bond acceptors: 2; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 78.34 Å2; (13)Index of Refraction: 1.702; (14)Molar Refractivity: 44.325 cm3; (15)Molar Volume: 114.433 cm3; (16)Polarizability: 17.572×10-24cm3; (17)Surface Tension: 76.294 dyne/cm; (18)Density: 1.339 g/cm3; (19)Flash Point: 135.241 °C; (20)Enthalpy of Vaporization: 56.164 kJ/mol; (21)Boiling Point: 300.009 °C at 760 mmHg; (22)Vapour Pressure: 0.001 mmHg at 25°C. 

Preparation of Benzenecarbothioamide,2-hydroxy-: This chemical can be prepared by dithiophosphoric acid O,O'-diethyl ester and 2-hydroxy-benzonitrile. The reaction will need reagent H2O. The reaction time is 6 hours with temperature of 80°C, and the yield is about 80%. 

Uses of Benzenecarbothioamide,2-hydroxy-: It can react with 2-bromo-1-(5-nitro-furan-2-yl)-ethanone to produce 2-[4-(5-nitro-furan-2-yl)-thiazol-2-yl]-phenol. This reaction will need menstruum ethanol. And the yield is about 85%.

You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: S=C(N)c1ccccc1O
(2)InChI: InChI=1/C7H7NOS/c8-7(10)5-3-1-2-4-6(5)9/h1-4,9H,(H2,8,10)
(3)InChIKey: JFYIBFCXQUDFQE-UHFFFAOYAI

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 500mg/kg (500mg/kg)   Therapie. Vol. 8, Pg. 237, 1953.

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