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2,2'-Dithiobisbenzanilide
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Name

2,2'-Dithiobisbenzanilide

 EINECS 205-201-9
CAS No. 135-57-9 Density 1.35 g/cm3
PSA 108.80000 LogP 7.13660
Solubility 48μg/L at 20℃ Melting Point 143-146 °C
Formula C26H20 N2 O2 S2 Boiling Point 489.8 °C at 760 mmHg
Molecular Weight 456.589 Flash Point 250 °C
Transport Information N/A Appearance N/A
Safety 26-36/37/39 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 135-57-9 (2,2'-Dithiobisbenzanilide) Hazard Symbols N/A
Synonyms

Benzanilide,2',2'''-dithiobis- (6CI,7CI,8CI);2,2'-Dibenzamidodiphenyl disulfide;2,2'-Dibenzoylaminodiphenyl disulfide;2',2'''-Dithiodibenzanilide;Bis(2-benzamidophenyl) disulfide;Bis(2-benzoylaminophenyl)disulfide;Bis(o-benzamidophenyl) disulfide;Bisbenzamide;Di-o-benzamidophenyl disulfide;N,N'-(Dithiodi-2,1-phenylene)bis[benzamide];Noctizer SS;Peptazin BAFD;Peptisant 10;Pepton 22;Pepton 3S;Renazit 11;Vuchtazin RV/G-M;o,o'-Dibenzamidodiphenyl disulfide;o-(Benzoylamino)phenyl disulfide;

Article Data 16

2,2'-Dithiobisbenzanilide Synthetic route

1020-40-2

N-(2-mercaptophenyl)-benzamide

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
With 3,6-di(2'-pyridyl)-1,2,4,5-tetrazine In ethanol; water at 40℃; for 0.233333h; Temperature;98%
95-16-9

1,3-Benzothiazole

98-88-4

benzoyl chloride

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
Stage #1: 1,3-Benzothiazole With sodium hydroxide at 70 - 80℃; for 2.5h; Large scale;
Stage #2: With sodium hypochlorite In tetrachloromethane at 20 - 40℃; for 1h; Large scale;
Stage #3: benzoyl chloride In trichlorofluoromethane at 40 - 60℃; for 0.5h; Large scale;		97.5%
98-88-4

benzoyl chloride

1141-88-4

2-Aminophenyl disulfide

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
Stage #1: benzoyl chloride; 2-Aminophenyl disulfide In chloroform; isopropyl alcohol for 10h; Reflux; Large scale;
Stage #2: With triethylamine In chloroform; isopropyl alcohol at 20℃; for 5h; Large scale;		95.7%
With triethylamine In tetrahydrofuran at 20℃; Acylation;90%
at 100℃;
1020-40-2

N-(2-mercaptophenyl)-benzamide

A

883-93-2

2-Phenylbenzothiazole

B

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
With copper(II) bis(trifluoromethanesulfonate) In dimethyl sulfoxide; 1,2-dichloro-ethane Mechanism;A 50%
B 38%
102318-19-4

4'-Dimethylamino-2-benzamino-diphenylsulfid

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
With bromine
137-07-5

2-amino-benzenethiol

65-85-0

benzoic acid

A

1020-40-2

N-(2-mercaptophenyl)-benzamide

B

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
Stage #1: 2-amino-benzenethiol With 4-methoxytrityl resin chloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃;
Stage #2: benzoic acid With diisopropyl-carbodiimide In N,N-dimethyl-formamide at 20℃; for 3h;
Stage #3: With triethylsilane; trifluoroacetic acid In dichloromethane Title compound not separated from byproducts;
1155-00-6

bis(2-nitrophenyl)disulfide

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: hydrazine hydrate; alcohol
2: acetic acid ester
View Scheme
88-73-3

2-Chloronitrobenzene

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: Na2S2
2: hydrazine hydrate; alcohol
3: acetic acid ester
View Scheme
98370-54-8

zinc 2-aminobenzenethiolate

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: air; diluted ammonia
2: 100 °C
View Scheme
62-53-3

aniline

135-57-9

bis(2-benzoylaminophenyl) disulfide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sulfur
2: alkali
View Scheme

2,2'-Dithiobisbenzanilide Chemical Properties

   The molecular formula of o-(BENZOYLAMINO)PHENYL DISULFIDE(135-57-9) is C26H20N2O2S2  and its formula weight is 456.58 g/mol.Its product name is 2,2'-Dithiobisbenzanilide.EINECS is 205-201-9.The density of o-(BENZOYLAMINO)PHENYL DISULFIDE(135-57-9) is 1.35 g/cm3 and it has a melting point of 143-146°C .The boiling point is 489.8 °C at 760 mmHg.The refractive index is about 1.723 and molar refractivity is 133.7 cm3. Its flash point is 250 °C and the vapor pressenge is 9.67E-10 mmHg at 25°C.Surface tension is 69.2 dyne/cm and enthalpy of vaporization is 75.62 kJ/mol.
   The chemical synonyms of o-(BENZOYLAMINO)PHENYL DISULFIDE(135-57-9) are O,O'-DIBENZAMIDODIPHENYL DISULFIDE;2,2’-dibenzoylaminodiphenyldisulfide;2’,2’’’-dithiobis-benzanilid;bis(o-benzamidophenyl)disulfide;bis-o-benzoylaminofenyl-disulfid;di-o-benzamidophenyldisulphide;n,n’-(dithiodi-2,1-phenylene)bis-benzamid and n,n’-(dithiodi-2,1-phenylene)bisbenzamide.The molecular structure of o-(BENZOYLAMINO)PHENYL DISULFIDE(135-57-9) is .

2,2'-Dithiobisbenzanilide Toxicity Data With Reference

1.    

eye-rbt 500 mg/24H MLD

     85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague,Czechoslovakia, Avicenum.: 1986,1007.

It is combustible. Combustion produce the toxic fumes of nitrogen oxides and sulfur oxides.

2,2'-Dithiobisbenzanilide Consensus Reports

Reported in EPA TSCA Inventory.

2,2'-Dithiobisbenzanilide Safety Profile

An eye irritant. When heated to decomposition it emits toxic vapors of NOx and SOx.                                                       
Risk Statements is 36/37/38.
Safety Statements is 26-36/37/39.

2,2'-Dithiobisbenzanilide Specification

Its extinguishing agent is dry powder,foam, sand, carbon dioxide and water mist.

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