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Thiobencarb

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Thiobencarb

EINECS 248-924-5
CAS No. 28249-77-6 Density 1.179 g/cm3
Solubility Melting Point
Formula C12H16ClNOS Boiling Point 350.484 °C at 760 mmHg
Molecular Weight 257.80 Flash Point 165.767 °C
Transport Information UN 3082 Appearance Pale yellow to brownish yellow liquid
Safety 60-61 Risk Codes 22-50/53
Molecular Structure Molecular Structure of 28249-77-6 (Carbamothioic acid,N,N-diethyl-, S-[(4-chlorophenyl)methyl] ester) Hazard Symbols IrritantXi
Synonyms

Carbamic acid,diethylthio-, S-(p-chlorobenzyl) ester (8CI);Carbamothioic acid, diethyl-,S-[(4-chlorophenyl)methyl] ester (9CI);a-Toluenethiol, p-chloro-, diethylcarbamate (8CI);B3015;B 3015 (pesticide);Benthiocarb;Bolero;Bolero 8EC;IMC 3950;S-(4-Chlorobenzyl) N,N-diethylthiocarbamate;S-(4-Chlorobenzyl)diethylthiocarbamate;S-(4-Chlorobenzyl) diethylthiolcarbamate;S-(p-Chlorobenzyl) N,N-diethylthiocarbamate;S-(p-Chlorobenzyl)N,N-diethylthiolocarbamate;S-4-Chlorobenzyl N,N-diethylthiolcarbamate;S-p-Chlorobenzyl diethylthiocarbamate;Sadan;Saturn;Saturn (pesticide);Thiobencarb;p-Chlorobenzyl N,N-diethylthiolcarbamate;p-Chlorobenzyldiethylthiolcarbamate;

 

Thiobencarb Chemical Properties

 Molecular Formula: C12H16ClNOS
Molar mass: 257.78 g/mol
EINECS: 248-924-5
Density: 1.179 g/cm3
Flash Point: 165.8 °C
Index of Refraction: 1.562
Boiling Point: 350.5 °C at 760 mmHg
Vapour Pressure: 4.38E-05 mmHg at 25 °C
Storage temp: Approx 4°C
Appearance: Pale yellow to brownish yellow liquid
Product categories of Thiobencarb (CAS NO.28249-77-6): Alpha sort;Herbicides;Pesticides & Metabolites;Thiocarbamates
Structure of Thiobencarb (CAS NO.28249-77-6):
                  

Thiobencarb Uses

  Thiobencarb (CAS NO.28249-77-6) is a broad-spectrum herbicide for Controlling barnyard grass in rice seedling, Honda, live fields; fescue; Sanleng grass.

Thiobencarb Production

 First, javing the reaction of Diethylamine and Oxygen carbon sulfide in Toluene, and then with Benzyl chloride for the condensation to obtain Thiobencarb (CAS NO.28249-77-6). Consumption of raw materials fixed: Toluene 1140kg / t, liquid chlorine 1200kg / t, liquid caustic soda 1500kg / t, coke 160kg / t, oxygen, 110kg / t, sulfur 220kg / t, diethylamine (98%) 420kg / t.

Thiobencarb Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
chicken LD50 oral 673mg/kg (673mg/kg)   Japan Pesticide Information. Vol. (19), Pg. 21, 1974.
duck LD50 oral > 10gm/kg (10000mg/kg)   "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A573, Pg. 1985,
mouse LD50 intraperitoneal 1338mg/kg (1338mg/kg)   Japan Pesticide Information. Vol. (19), Pg. 21, 1974.
mouse LD50 oral 560mg/kg (560mg/kg)   Guide to the Chemicals Used in Crop Protection. Vol. 6, Pg. 37, 1973.
mouse LD50 skin 10gm/kg (10000mg/kg)   Japan Pesticide Information. Vol. (19), Pg. 21, 1974.
quail LD50 oral > 7800mg/kg (7800mg/kg)   "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A573, Pg. 1985,
rabbit LD50 skin > 2gm/kg (2000mg/kg)   "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A573, Pg. 1985,
rat LCLo inhalation > 7700mg/m3/4H (7700mg/m3) SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION
SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE
Japan Pesticide Information. Vol. (19), Pg. 21, 1974.
rat LD50 oral 920mg/kg (920mg/kg)   Japan Pesticide Information. Vol. (40), Pg. 32, 1982.
rat LD50 skin 2900mg/kg (2900mg/kg)   Pesticide Manual. Vol. 9, Pg. 815, 1991.

Thiobencarb Safety Profile

Moderately toxic by ingestion. Used as an herbicide. When heated to decomposition it emits very toxic fumes of Cl, NOx, and SOx. See also CARBAMATES.
Hazard Codes: IrritantXiHarmfulXnDangerousN
Risk Statements: 22-50/53 
R22:Harmful if swallowed. 
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 60-61 
S60:This material and its container must be disposed of as hazardous waste. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.

Thiobencarb Specification

  Thiobencarb ,its cas register number is 28249-77-6. It also can be called S-((4-chlorophenyl)methyl)diethylcarbamothioate ; 4-Chlorobenzyl N,N-diethylthiocarbamate ; 4-Chlorobenzyl diethylthiolcarbamate and Bolero . It is a thiocarbamate. Flammable gases are generated by the combination of thiocarbamates and dithiocarbamates with aldehydes, nitrides, and hydrides.

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