2-Mercaptobenzimidazole supplier

Name
2-Mercaptobenzimidazole
EINECS 209-502-6
CAS No. 583-39-1
Article Data71
CAS DataBase
Density 1.39 g/cm³
Solubility <0.1 g/100 mL at 23.5 °C in water
Melting Point 300-304 °C(lit.)
Formula C₇H₆N₂S
Boiling Point 270.6 °C at 760 mmHg
Molecular Weight 150.204
Flash Point 117.5 °C
Transport Information UN 2811 6.1/PG 3
Appearance White to yellow crystals or cream colored powder
Safety 26-36-24/25
Risk Codes 20/21/22-36/37/38-22
Molecular Structure
Hazard Symbols Xn
Synonyms 2-Benzimidazolinethione;Antiegene MB;Usaf ek-6540;NCI-C56268;2-Thiol benzimidazole;Vulkanox MB;Merkaptobenzimidazol;Sumilizer MB;Antigen MB;Usaf xf-21;1,3-dihydrobenzoimidazole-2-thione;AOMB;2-Benzimidazolethiol;Anitiegene MB;ASM MB;Rubber aging inhibitor MB;2,3-Dimethyl-4-nitropyridine-N-oxide;2-Mercapto benzimidazoie;MB;2-Mercapto benzimdazole;
PSA 67.48000
LogP 1.85160

Synthetic route

: 75-15-0
carbon disulfide

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With potassium hydroxide In ethanol Heating;	95%
With 2,3,4,5,7,8,9,10-octahydropyrimido[1,2-a]azepin-1-ium acetate In neat (no solvent) at 20℃; for 0.5h; Catalytic behavior; Reagent/catalyst;	93%
With Cyclohexyl isocyanide In ethanol at 20℃; for 3h;	92%

: 56-23-5
tetrachloromethane

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With sodium sulfide; N-benzyl-N,N,N-triethylammonium chloride In water for 8h; Ambient temperature;	95%

: 534-18-9
sodium trithiocarbonate

: 95-54-5
1,2-diamino-benzene

A: 2044-27-1
1-methyl-2-pyridinethione

B: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With 2-chloro-1-methyl-pyridinium iodide In dimethyl sulfoxide at 40℃; for 1h;	A 95% B 85%

...Expand

: 137-26-8
Thiram

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
In water at 110℃; Green chemistry;	93%

: 95-54-5
1,2-diamino-benzene

: 102-08-9
N,N-diphenylthiourea

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
In N,N-dimethyl acetamide for 0.0833333h; Irradiation;	92%
With pyridine

: 95-54-5
1,2-diamino-benzene

: 3-methyl-1-(methyldithiocarbonyl)imidazolium iodide

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
In ethanol for 3h; Cyclization; Heating;	92%

: 72885-89-3
3-phenylimino-3H-benzimidazo<2,1-c><1,2,4>-dithiazole

: 62-53-3
aniline

A: 583-39-1
2,3-dihydrobenzimidazol-2-thione

B: 101-01-9
N,N',N''-triphenylguanidine

Conditions

Conditions	Yield
at 90℃; for 1h;	A 91% B 87%

...Expand

: 23766-28-1
5-(4-chlorophenyl)-2,3-dihydro-1,3,4-oxadiazole-2-thione

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
In N,N-dimethyl acetamide for 0.133333h; Irradiation;	91%

: 17356-08-0
thiourea

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
Irradiation; microwave;	90%
In N,N-dimethyl acetamide for 0.0333333h; Irradiation;	82%
With PPA for 0.133333h; Irradiation;	71%

: Triphenylphosphonio-thiobenzimidazolat

A: 583-39-1
2,3-dihydrobenzimidazol-2-thione

B: 791-28-6
Triphenylphosphine oxide

Conditions

Conditions	Yield
In diethyl ether; water	A 87% B 83%

: 333-20-0
potassium thioacyanate

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With hydrogenchloride In water at 80℃; for 24h; Green chemistry;	87%

: 103-72-0
phenyl isothiocyanate

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With acetic acid In N,N-dimethyl acetamide for 0.183333h; Irradiation;	86%
With tris(bis(trimethylsilyl)amido)lanthanum(III) In toluene at 80℃; for 24h; Inert atmosphere; Schlenk technique; chemoselective reaction;	86%

: 100-46-9
benzylamine

: 326007-50-5
2-phenyl-2,3-dihydro-4H- [1,3]thiazino[3,2-a]benzimidazol-4-one

A: 583-39-1
2,3-dihydrobenzimidazol-2-thione

B: 57152-94-0, 104047-17-8, 5100-00-5
(E)-N-benzylcinnamamide

Conditions

Conditions	Yield
In ethanol for 1h; Heating;	A n/a B 83%

...Expand

: 103742-59-2
3-(2-benzimidazolylthio)-1,4-dioxo-1,4-diphenyl-2-butene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With hydrazine hydrate In methanol Heating;	80%

: 100-46-9
benzylamine

: 326881-96-3
2-(4-methoxy-phenyl)-2,3-dihydro-1-thia-4a,9-diaza-fluoren-4-one

A: 583-39-1
2,3-dihydrobenzimidazol-2-thione

B: 612095-65-5
(E)-3-(4-methoxyphenyl)-N-phenylmethyl-2-propenamide

Conditions

Conditions	Yield
In ethanol for 1h; Heating;	A n/a B 76%

...Expand

: 74734-11-5
1H-imidazole-1-carbodithioic acid methyl ester

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
In ethanol for 5h; Cyclization; Heating;	74%

: 95-54-5
1,2-diamino-benzene

: 128-04-1
sodium dimethyldithiocarbamate

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With aluminum (III) chloride In water; N,N-dimethyl-formamide at 120℃; for 0.5h;	73%

: 590-42-1
tert-butyl isothiocyanate

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With tris(bis(trimethylsilyl)amido)lanthanum(III) In toluene at 80℃; for 24h; Inert atmosphere; Schlenk technique; chemoselective reaction;	71%

: 79-19-6
thiosemicarbazide

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
at 180 - 190℃; for 1h;	69%
at 180 - 190℃;	45%

: 421-83-0
trifluoromethane sulfonyl chloride

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With triphenylphosphine; sodium iodide In N,N-dimethyl-formamide at 20℃; for 4h; Inert atmosphere;	69%

: 71105-17-4
phenylene-1,2-diisothiocyanate

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With isopropylamine In acetonitrile for 0.2h; Ambient temperature;	68%

: 103742-55-8
3-(2-benzimidazolylthio)-1-oxo-1-phenyl-2-propene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With hydrazine hydrate In methanol for 3h; Heating;	67%

: 140-89-6
potassium ethyl xanthogenate

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
In ethanol; water at 80℃; Reflux;	65%
In ethanol; water	60%
With ethanol; water

: 67-68-5
dimethyl sulfoxide

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With potassium sulfide at 140℃; for 24h; Sealed tube; Schlenk technique; Inert atmosphere;	65%

: ammonium thiocyanate

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
In neat (no solvent) for 1h; Milling; Green chemistry;	64%

: 50521-79-4
N1,N2-bis[N-phenylthiocarbamoyl]-1,2-diaminobenzene

A: 583-39-1
2,3-dihydrobenzimidazol-2-thione

B: 102-08-9
N,N-diphenylthiourea

Conditions

Conditions	Yield
for 0.116667h; Irradiation; microwave;	A 60% B 10%

: 19950-81-3
[1,3]thiazino[3,2-a]benzimidazol-4-one

: 100-46-9
benzylamine

A: 1,3-di(N-benzylcarbamoylethyl)-2,3-dihydro-1H-benz[d]imidazole-2-thione

B: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
at 184℃; for 1h;	A 58% B 30%

...Expand

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With sulfur; 2,2‐difluoro‐2‐(triphenylphosphonio)acetate at 80℃; for 0.0833333h; Inert atmosphere; Sealed tube;	56%

: 67-66-3
chloroform

: 95-54-5
1,2-diamino-benzene

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With sulfur; potassium tert-butylate In 1,4-dioxane; 2-ethoxy-ethanol at 0℃; for 16h;	53%

: 6299-92-9
1-aminobenzimidazole

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

Conditions

Conditions	Yield
With sulfur a) from 165 to 170 deg C, 15 min, b) from 295 to 300 deg C, 1 h;	50%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 100-39-0
benzyl bromide

: 87216-52-2
1-benzyl-2-(benzylthio)-1H-benzo-[d]-imidazole

Conditions

Conditions	Yield
With sodium naphthalenide In tetrahydrofuran for 3h; Ambient temperature;	100%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 75-03-6
ethyl iodide

: 124530-66-1
1-ethyl-2-(ethylthio)-1H-benzo[d]imidazole

Conditions

Conditions	Yield
With sodium naphthalenide In tetrahydrofuran for 5h; Ambient temperature;	100%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 107-08-4
1-iodo-propane

: 124530-67-2
1-Propyl-2-propylsulfanyl-1H-benzoimidazole

Conditions

Conditions	Yield
With sodium naphthalenide In tetrahydrofuran for 7h; Ambient temperature;	100%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 106-95-6
allyl bromide

: 124530-69-4
1,2-diallyl sulfanyl-1H-benzoimidazole

Conditions

Conditions	Yield
With sodium naphthalenide In tetrahydrofuran for 5h; Ambient temperature;	100%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 1369761-90-9
[1-bromo-1-(1,1,2,2-tetrafluoroethoxy)methyl]phenylketone

: 1369762-01-5
3-phenyl-2-(1,1,2,2-tetrafluoroethoxy)-2,3-dihydrobenzo[4,5]imidazo[2,1-b]thiazol-3-ol

Conditions

Conditions	Yield
In 1,4-dioxane at 90℃; for 18h; Hantzsch type cyclization;	100%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 34559-52-9
3-(4-nitrophenyl)oxirane-2,2-dicarbonitrile

: 80815-13-0
2-(4-nitrophenyl)[1,3]thiazolo[3,2-a]benzimidazol-3(2H)-one

Conditions

Conditions	Yield
In acetone for 48h; Ambient temperature;	99%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 50-00-0
formaldehyd

: 6028-35-9
1,3-di(hydroxymethyl)-2,3-dihydro-1H-benzo[d]imidazole-2-thione

Conditions

Conditions	Yield
In ethanol; water for 0.166667h; hydroxymethylation; Heating; ultrasound irradiation;	98%
In ethanol for 0.5h; Alkylation; Heating;	92%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 14387-17-8
3,5-di-tert-butyl-4-hydroxybenzyl acetate

: 2-[(3,5-di(tert-butyl)-4-hydroxybenzyl)sulfanyl]-1H-benzimidazole

Conditions

Conditions	Yield
With formic acid In acetone at 20℃; for 48h; Temperature;	98%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 94839-07-3
3,4-(methylenedioxy)-benzeneboronic acid

: 1-(benzo[d][1,3]dioxol-5-yl)-1H-benzo[d]imidazole

Conditions

Conditions	Yield
With copper(II) acetate monohydrate; sodium hydrogencarbonate In dimethyl sulfoxide at 100℃; Chan-Lam Coupling; chemoselective reaction;	98%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 74-88-4
methyl iodide

: 7152-24-1
2-methylsulfanylbenzimidazole

Conditions

Conditions	Yield
With triethylamine In tetrahydrofuran	97%
With ethanol
With sodium hydroxide
With SeH(1-) 1.) methanol, reflux, 2) ethanol, room temp., overnight;
With potassium carbonate In acetonitrile at 20℃; for 16h;

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 108940-34-7
4-Hydroxy-4-methyl-oct-2-ynenitrile

: 108940-35-8
2-(2-Imino-2H-1-thia-4a,9-diaza-fluoren-4-yl)-hexan-2-ol

Conditions

Conditions	Yield
With lithium hydroxide In 1,4-dioxane	97%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 74-88-4
methyl iodide

: 4344-61-0
1-methyl-2-(methylthio)-1H-benzimidazole

Conditions

Conditions	Yield
With sodium naphthalenide In tetrahydrofuran for 3h; Ambient temperature;	97%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 108-24-7
acetic anhydride

: 21541-32-2
1-(2-thioxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)ethanone

Conditions

Conditions	Yield
at 110 - 115℃; for 0.5h;	97%
for 3h; Reflux;	94%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 3623-15-2
phenyl propargyl ketone

: 103742-55-8
3-(2-benzimidazolylthio)-1-oxo-1-phenyl-2-propene

Conditions

Conditions	Yield
In methanol for 3h; Heating;	96%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 14387-17-8
3,5-di-tert-butyl-4-hydroxybenzyl acetate

: 54114-47-5
1,3-bis(3,5-di(tert-butyl)-4-hydroxybenzyl)-1,3-dihydrobenzimidazole-2-thione

Conditions

Conditions	Yield
In N,N-dimethyl-formamide at 20℃; for 24h; Temperature;	96%

: 67-56-1
methanol

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 7152-24-1
2-methylsulfanylbenzimidazole

Conditions

Conditions	Yield
With hydrogenchloride for 2h; Heating;	95%
With hydrogenchloride for 2h; Heating;	95%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 35466-83-2
allyl methyl carbonate

: 87216-53-3
1-allyl-1,3-dihydro-2H-benzo[d]imidazole-2-thione

Conditions

Conditions	Yield
With tris-(dibenzylideneacetone)dipalladium(0); 1,4-di(diphenylphosphino)-butane In tetrahydrofuran at 25℃; for 3h;	95%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 536-74-3
phenylacetylene

: (Z)-2-(2-phenylethenylthio)-1H-benzimidazole

Conditions

Conditions	Yield
With sodium hydroxide In dimethyl sulfoxide for 4h; Heating;	95%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 63139-21-9
4-ethylphenylboronic acid

: 5315-67-3
2-((4-ethylphenyl)thio)-1H-benzo[d]imidazole

Conditions

Conditions	Yield
With [2,2]bipyridinyl; copper(II) acetate monohydrate In water; N,N-dimethyl-formamide at 80℃; Chan-Lam Coupling; chemoselective reaction;	95%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 98-80-6
phenylboronic acid

: 2360-29-4
2-(phenylsulfanyl)-1H-benzimidazole

Conditions

Conditions	Yield
With [2,2]bipyridinyl; copper(II) acetate monohydrate In water; N,N-dimethyl-formamide at 80℃; Solvent; Chan-Lam Coupling; chemoselective reaction;	95%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: mercury(II) iodide

: 405063-60-7
HgI2(benzo-1,3-imidazole-2-thione)

Conditions

Conditions	Yield
In methanol soln. of stoich. amt. of org. compd. added dropwise to soln. of Hg compd.; after few d filtered, washed with cold MeOH, dried in air, elem. anal.;	94%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 74-96-4
ethyl bromide

: 14610-11-8
2-(ethylsulfanyl)-1H-benzimidazole

Conditions

Conditions	Yield
With sodium hydroxide In isopropyl alcohol at 40℃; for 1h; Cooling;	94%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 100-44-7
benzyl chloride

: 51290-77-8
2-(benzylthio)-1H-benzo[d]imidazole

Conditions

Conditions	Yield
With potassium carbonate In acetone for 3h; Reflux;	93%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 51-17-2
benzoimidazole

Conditions

Conditions	Yield
With dihydrogen peroxide; acetic acid at 25℃; for 0.0166667h;	93%
With sodium tetrahydroborate; nickel dichloride In methanol at 20℃; for 0.0833333h;	84%
With sodium hydrogencarbonate In dimethyl sulfoxide at 100℃; for 20h;	30%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 5720-05-8
4-methylphenylboronic acid

: 4946-28-5
2-[(4-methylphenyl)sulfanyl]-1H-benzimidazole

Conditions

Conditions	Yield
With [2,2]bipyridinyl; copper(II) acetate monohydrate In water; N,N-dimethyl-formamide at 80℃; Chan-Lam Coupling; chemoselective reaction;	93%

: 583-39-1
2,3-dihydrobenzimidazol-2-thione

: 55499-43-9
3,4-dimethyl phenylboronic acid

: 1-(3,4-dimethylphenyl)-2-((3,4-dimethylphenyl)thio)-1H-benzo[d]imidazole

Conditions

Conditions	Yield
With [2,2]bipyridinyl; copper(II) acetate monohydrate In N,N-dimethyl-formamide at 30℃; Chan-Lam Coupling; chemoselective reaction;	93%

2-Mercaptobenzimidazole Consensus Reports

Reported in EPA TSCA Inventory.

2-Mercaptobenzimidazole Specification

The 2-Mercaptobenzimidazole is an organic compound with the formula C₇H₆N₂S. The IUPAC name of this chemical is 1,3-dihydrobenzimidazole-2-thione. With the CAS registry number 583-39-1, it is also named as 1H-Benzimidazol-2-thiol. The product's categories are Rubber Chemicals; Benzimidazole; Industrial/Fine Chemicals; PharmaceuticaL Intermediates; Organics; Imidazole; Imidazoles; Intermediates of Rabeprazole. Besides, it is a white to yellow crystals or cream colored powder, which should be stored in a cold and dry place. This chemical is used as antioxidants and used for polyethylene. It is a new anti-leprosy drugs in medicine. And it is also used for copper plating brightener.

Physical properties about 2-Mercaptobenzimidazole are: (1)ACD/LogP: 1.66; (2)ACD/LogD (pH 5.5): 0.04; (3)ACD/LogD (pH 7.4): 0.03; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 1.91; (7)ACD/KOC (pH 7.4): 1.9; (8)#H bond acceptors: 2; (9)#H bond donors: 2; (10)Polar Surface Area: 38.57 Å²; (11)Index of Refraction: 1.744; (12)Molar Refractivity: 43.74 cm³; (13)Molar Volume: 107.9 cm³; (14)Polarizability: 17.34×10^-24cm³; (15)Surface Tension: 72.9 dyne/cm; (16)Density: 1.39 g/cm³; (17)Flash Point: 117.5 °C; (18)Enthalpy of Vaporization: 50.88 kJ/mol; (19)Boiling Point: 270.6 °C at 760 mmHg; (20)Vapour Pressure: 0.00677 mmHg at 25°C.

Preparation: this chemical can be prepared by O-phenylenediamine and carbon disulfide. Chemical reaction equation is as follows:

When you are using this chemical, please be cautious about it as the following:
It is harmful by inhalation, in contact with skin and if swallowed. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Besides, this chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable protective clothing and avoid contact with skin and eyes.

You can still convert the following datas into molecular structure:
(1)SMILES: S=C2Nc1ccccc1N2
(2)InChI: InChI=1/C7H6N2S/c10-7-8-5-3-1-2-4-6(5)9-7/h1-4H,(H2,8,9,10)
(3)InChIKey: YHMYGUUIMTVXNW-UHFFFAOYAG
(4)Std. InChI: InChI=1S/C7H6N2S/c10-7-8-5-3-1-2-4-6(5)9-7/h1-4H,(H2,8,9,10)
(5)Std. InChIKey: YHMYGUUIMTVXNW-UHFFFAOYSA-N

The toxicity data is as follows:

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	200mg/kg (200mg/kg)		National Technical Information Service. Vol. AD277-689,
mouse	LD50	intravenous	180mg/kg (180mg/kg)		U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#04376,
mouse	LD50	oral	750mg/kg (750mg/kg)		Farmatsevtichnii Zhurnal Vol. 17(1), Pg. 36, 1962.
rat	LD	intraperitoneal	> 50mg/kg (50mg/kg)	BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)	Journal of Toxicological Sciences. Vol. 24, Pg. 399, 1999.
rat	LD50	oral	300mg/kg (300mg/kg)	BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: ATAXIA BEHAVIORAL: COMA	Journal of Toxicological Sciences. Vol. 23, Pg. 53, 1998.

Product Name

2-Mercaptobenzimidazole

Synthetic route

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