Product Name

  • Name

    Nitrapyrin

  • EINECS 217-682-2
  • CAS No. 1929-82-4
  • Article Data8
  • CAS DataBase
  • Density 1.582 g/cm3
  • Solubility insoluble in water
  • Melting Point 62-63 °C
  • Formula C6H3Cl4N
  • Boiling Point 258.2 °C at 760 mmHg
  • Molecular Weight 230.909
  • Flash Point 134.9 °C
  • Transport Information UN 2811
  • Appearance colorless crystals or off-white crystalline solid
  • Safety 24-61-37/39-26
  • Risk Codes 22-51/53-36/37/38
  • Molecular Structure Molecular Structure of 1929-82-4 (Nitrapyrin)
  • Hazard Symbols HarmfulXn, DangerousN
  • Synonyms 2-Chloro-6-Trichloromethylpyridine;2-Trichloromethyl-6-chloropyridine;6-Chloro-2-(trichloromethyl)pyridine;N-Serve;N-Serve 24E;2-Chloro-6-(trichloromethyl)pyridine;
  • PSA 12.89000
  • LogP 3.56170

Synthetic route

α-picoline
109-06-8

α-picoline

nitrapyrin
1929-82-4

nitrapyrin

Conditions
ConditionsYield
With chlorine In water at 240℃; Temperature; Inert atmosphere;89.4%
With chlorine at 160 - 195℃; Temperature; Concentration; Irradiation;70.21%
With chlorine at 186.9 - 206.9℃;
picoline hydrochloride
14401-91-3

picoline hydrochloride

A

2-trichloromethylpyridine
4377-37-1

2-trichloromethylpyridine

B

2,3,5-trichloropyridine
55934-01-5

2,3,5-trichloropyridine

C

2-(trichloromethyl)-3,5-dichloropyridine
1128-16-1

2-(trichloromethyl)-3,5-dichloropyridine

D

2,3-dichloro-6-(trichloromethyl)pyridine
51492-01-4

2,3-dichloro-6-(trichloromethyl)pyridine

E

nitrapyrin
1929-82-4

nitrapyrin

F

3,4,5-trichloro-2-trichloromethyl pyridine
1201-30-5

3,4,5-trichloro-2-trichloromethyl pyridine

Conditions
ConditionsYield
With chlorine at 150℃; for 2h; Product distribution; Kinetics; Irradiation; other temp.: 80, 90, 100, 120 deg. C; other reaction time: 2 to 45 h; reaction without irradiation; reaction in C4Cl6;
...Expand
picoline hydrochloride
14401-91-3

picoline hydrochloride

A

2-trichloromethylpyridine
4377-37-1

2-trichloromethylpyridine

B

2-(trichloromethyl)-5-chloropyridine
1197-03-1

2-(trichloromethyl)-5-chloropyridine

C

2-(trichloromethyl)-3,5-dichloropyridine
1128-16-1

2-(trichloromethyl)-3,5-dichloropyridine

D

2,5-dichloro-6-(trichloromethyl)pyridine
1817-13-6

2,5-dichloro-6-(trichloromethyl)pyridine

E

nitrapyrin
1929-82-4

nitrapyrin

F

2-(trichloromethyl)-3-chloropyridine
1817-12-5

2-(trichloromethyl)-3-chloropyridine

Conditions
ConditionsYield
With chlorine at 185℃; for 21h; Product distribution; Rate constant; various temperatures, residence times and chlorine feed rates;A 28.3 % Chromat.
B 2.7 % Chromat.
C n/a
D 1.2 % Chromat.
E 64.8 % Chromat.
F 0.6 % Chromat.
...Expand
α-picoline
109-06-8

α-picoline

picoline hydrochloride
14401-91-3

picoline hydrochloride

A

2,5-dichloro-6-(trichloromethyl)pyridine
1817-13-6

2,5-dichloro-6-(trichloromethyl)pyridine

B

nitrapyrin
1929-82-4

nitrapyrin

Conditions
ConditionsYield
Stage #1: α-picoline; picoline hydrochloride With chlorine at 195℃; for 36h; Industry scale;
Stage #2: With chlorine at 170℃; for 8h; Product distribution / selectivity; UV-irradiation; Industry scale;
...Expand
α-picoline
109-06-8

α-picoline

picoline hydrochloride
14401-91-3

picoline hydrochloride

A

2-trichloromethylpyridine
4377-37-1

2-trichloromethylpyridine

B

2,5-dichloro-6-(trichloromethyl)pyridine
1817-13-6

2,5-dichloro-6-(trichloromethyl)pyridine

C

nitrapyrin
1929-82-4

nitrapyrin

Conditions
ConditionsYield
Stage #1: α-picoline; picoline hydrochloride With chlorine Industry scale;
Stage #2: With chlorine Product distribution / selectivity; UV-irradiation; Industry scale;
...Expand
α-picoline
109-06-8

α-picoline

picoline hydrochloride
14401-91-3

picoline hydrochloride

nitrapyrin
1929-82-4

nitrapyrin

Conditions
ConditionsYield
Stage #1: α-picoline; picoline hydrochloride With chlorine at 195℃; Industry scale;
Stage #2: With chlorine at 170℃; Product distribution / selectivity; UV-irradiation; Industry scale;
nitrapyrin
1929-82-4

nitrapyrin

4-fluoroaniline
371-40-4

4-fluoroaniline

6-chloro-N-(4-fluorophenyl)pyridin-2-amide
137640-94-9

6-chloro-N-(4-fluorophenyl)pyridin-2-amide

Conditions
ConditionsYield
With tetrabutylammonium tetrafluoroborate; oxygen In N,N-dimethyl-formamide at 25 - 30℃; Temperature; Reagent/catalyst; Solvent; Electrolysis;97%
With hydrogenchloride; triethylamine In toluene95%
Stage #1: nitrapyrin With sulfuric acid at 135℃; for 6h;
Stage #2: 4-fluoroaniline With triethylamine In toluene at 20 - 120℃; for 1.75h;
nitrapyrin
1929-82-4

nitrapyrin

2-fluoro-6-(trifluoromethyl)pyridine

2-fluoro-6-(trifluoromethyl)pyridine

Conditions
ConditionsYield
With antimony(V) trichloride difluoride; SbF3Cl2; hydrogen fluoride at 120℃; under 3750.38 - 26252.6 Torr; for 6h; Temperature; Reagent/catalyst; Pressure; Autoclave; Inert atmosphere; Large scale;96.7%
Multi-step reaction with 2 steps
1: iron(III) chloride; hydrogen fluoride / 22 h / 160 - 180 °C / 11251.1 - 18751.9 Torr
2: hydrogen fluoride / 22 h / 160 - 180 °C / 11251.1 - 18751.9 Torr
View Scheme
With hydrogen fluoride for 15h; Time; Large scale;
nitrapyrin
1929-82-4

nitrapyrin

6-chloro-N-(4-fluorophenyl)pyridin-2-amide
137640-94-9

6-chloro-N-(4-fluorophenyl)pyridin-2-amide

Conditions
ConditionsYield
With sulfuric acid95%
With sulfuric acid
With sulfuric acid
nitrapyrin
1929-82-4

nitrapyrin

3-Trifluoromethylphenol
98-17-9

3-Trifluoromethylphenol

2-(3-trifluoromethylphenoxy)-6-trichloromethylpyridine

2-(3-trifluoromethylphenoxy)-6-trichloromethylpyridine

Conditions
ConditionsYield
With sodium hydroxide In dimethyl sulfoxide; toluene at 150℃; for 8h;95%
nitrapyrin
1929-82-4

nitrapyrin

6-chloro-2-chloromethylpyridine
78846-88-5

6-chloro-2-chloromethylpyridine

2-Chloro-6-(dichloromethyl)-pyridine
78152-53-1

2-Chloro-6-(dichloromethyl)-pyridine

Conditions
ConditionsYield
90.1%
nitrapyrin
1929-82-4

nitrapyrin

6-chloropicolinic acid
4684-94-0

6-chloropicolinic acid

Conditions
ConditionsYield
With sulfuric acid; water at 100℃; for 8h;90%
With sulfuric acid at 100℃; for 6h; Time;90%
nitrapyrin
1929-82-4

nitrapyrin

isopropyl alcohol
67-63-0

isopropyl alcohol

isopropyl 2-chloro-pyrid-6-ylcarboxylate

isopropyl 2-chloro-pyrid-6-ylcarboxylate

Conditions
ConditionsYield
Stage #1: nitrapyrin With sulfuric acid at 135℃; for 6h;
Stage #2: isopropyl alcohol at 20 - 65℃; for 0.5h;		88.4%
nitrapyrin
1929-82-4

nitrapyrin

2-Chloro-6-(dichloromethyl)-pyridine
78152-53-1

2-Chloro-6-(dichloromethyl)-pyridine

Conditions
ConditionsYield
With chloroform; sodium hydroxide Ambient temperature;88%
With chloroform; sodium hydroxide In dimethyl sulfoxide Rate constant; Mechanism; Ambient temperature; other solvents; accelerating and inhibiting additives added; other catalyst (PTC); in the presence of 40percent NaOD in D2O;
nitrapyrin
1929-82-4

nitrapyrin

2-chloro-6-trifluoromethylpyridine
39890-95-4

2-chloro-6-trifluoromethylpyridine

Conditions
ConditionsYield
With hydrogen fluoride at 330℃;80%
nitrapyrin
1929-82-4

nitrapyrin

1-t-Butoxycarbonylpiperazine
57260-71-6

1-t-Butoxycarbonylpiperazine

4-tert-butoxycarbonyl-1-(6-chloropicolinoyl)piperazine

4-tert-butoxycarbonyl-1-(6-chloropicolinoyl)piperazine

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In tetrahydrofuran at 70℃; Inert atmosphere;19%
methanol
67-56-1

methanol

nitrapyrin
1929-82-4

nitrapyrin

2-methoxy-6-trichloromethylpyridine

2-methoxy-6-trichloromethylpyridine

Conditions
ConditionsYield
With sodium 2.) reflux, 15 h; Yield given. Multistep reaction;
nitrapyrin
1929-82-4

nitrapyrin

A

2,3-dichloro-6-(trichloromethyl)pyridine
51492-01-4

2,3-dichloro-6-(trichloromethyl)pyridine

B

2,5-dichloro-6-(trichloromethyl)pyridine
1817-13-6

2,5-dichloro-6-(trichloromethyl)pyridine

Conditions
ConditionsYield
With chlorine; ZnCl2, HCl, water and type L zeolite (EZ-200) mixed, dried and calcined at 200℃; under 25.8581 Torr; for 12.5h;
With tetrachloromethane; chlorine; Type L zeolite (TOSOH, HSZ-500KOA Lot#50KA1103) calcined at 200℃; under 25.8581 Torr; for 11h;
With chlorine; Cs-ion exchanged Type L zeolite at 200℃; under 25.8581 Torr; for 8h;
Nitroethane
79-24-3

Nitroethane

nitrapyrin
1929-82-4

nitrapyrin

4-fluoroaniline
371-40-4

4-fluoroaniline

A

6-chloro-N-(4-fluorophenyl)pyridin-2-amide
137640-94-9

6-chloro-N-(4-fluorophenyl)pyridin-2-amide

B

N-(4-fluorophenyl) 2-(3-trifluoromethylphenoxy)-pyrid-6-ylinecarboxamide

N-(4-fluorophenyl) 2-(3-trifluoromethylphenoxy)-pyrid-6-ylinecarboxamide

Conditions
ConditionsYield
With hydrogenchloride; sulfuric acid; triethylamine
With hydrogenchloride; sulfuric acid; triethylamine
...Expand
nitrapyrin
1929-82-4

nitrapyrin

iron(II) chloride

iron(II) chloride

2-Chloro-6-(dichloromethyl)-pyridine
78152-53-1

2-Chloro-6-(dichloromethyl)-pyridine

Conditions
ConditionsYield
With hydrogenchloride In methanol; dichloromethane
nitrapyrin
1929-82-4

nitrapyrin

methyl phosphite
96-36-6, 868-85-9

methyl phosphite

2-Chloro-6-(dichloromethyl)-pyridine
78152-53-1

2-Chloro-6-(dichloromethyl)-pyridine

Conditions
ConditionsYield
With sodium hydroxide In 1-methyl-pyrrolidin-2-one; water
nitrapyrin
1929-82-4

nitrapyrin

A

2-fluoro-6-(trifluoromethyl)pyridine

2-fluoro-6-(trifluoromethyl)pyridine

B

2-chloro-6-trifluoromethylpyridine
39890-95-4

2-chloro-6-trifluoromethylpyridine

Conditions
ConditionsYield
With iron(III) chloride; hydrogen fluoride at 160 - 180℃; under 11251.1 - 18751.9 Torr; for 22h;A 90.96 %Chromat.
B 7.67 %Chromat.
nitrapyrin
1929-82-4

nitrapyrin

A

2-fluoro-6-(trifluoromethyl)pyridine

2-fluoro-6-(trifluoromethyl)pyridine

B

2-chloro-6-(difluorochloromethyl)pyridine

2-chloro-6-(difluorochloromethyl)pyridine

C

2-chloro-6-trifluoromethylpyridine
39890-95-4

2-chloro-6-trifluoromethylpyridine

Conditions
ConditionsYield
With hydrogen fluoride at 180 - 200℃; under 15001.5 - 22502.3 Torr;A 51.87 %Chromat.
B 8.22 %Chromat.
C 38.66 %Chromat.
With hydrogen fluoride at 150 - 175℃; for 12h;A 40.28 %Chromat.
B 10.22 %Chromat.
C 48.49 %Chromat.
...Expand
nitrapyrin
1929-82-4

nitrapyrin

N-(4-fluorophenyl)-6-(3-trifluoromethylphenoxy)pyridine-2-carboxamide
137641-05-5

N-(4-fluorophenyl)-6-(3-trifluoromethylphenoxy)pyridine-2-carboxamide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: sodium hydroxide / toluene; dimethyl sulfoxide / 8 h / 150 °C
2: iron(III) chloride; water / 1,2-dichloro-ethane / 25 h / Resolution of racemate
3: sodium hydroxide / 1,2-dichloro-ethane; water / 3 h / 15 - 20 °C / pH 8
View Scheme
Multi-step reaction with 4 steps
1: sodium hydroxide / toluene; dimethyl sulfoxide / 8 h / 150 °C
2: water; hydrogenchloride / 8 h / 120 °C
3: thionyl chloride / 4 h / Reflux
4: sodium hydroxide / 1,2-dichloro-ethane; water / 3 h / 15 - 20 °C / pH 8
View Scheme
Multi-step reaction with 4 steps
1: sulfuric acid; water / 8 h / 100 °C
2: potassium carbonate; copper(l) chloride / N,N-dimethyl-formamide / 6 h / 140 °C
3: pyridine; bis(trichloromethyl) carbonate / ethyl acetate / 2 h / 35 - 50 °C
4: triethylamine; bis(trichloromethyl) carbonate / dichloromethane / 3 h
View Scheme
Multi-step reaction with 4 steps
1: sulfuric acid / 6 h / 100 °C
2: potassium carbonate; copper(l) chloride / N,N-dimethyl-formamide / 8 h / 140 °C
3: bis(trichloromethyl) carbonate; triethylamine / ethyl acetate / 2 h / 35 - 50 °C
4: bis(trichloromethyl) carbonate; triethylamine / dichloromethane / 3 h
View Scheme
nitrapyrin
1929-82-4

nitrapyrin

2-(3-trifluoromethylphenoxy)-6-pyridinecarbonyl chloride
178108-94-6

2-(3-trifluoromethylphenoxy)-6-pyridinecarbonyl chloride

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium hydroxide / toluene; dimethyl sulfoxide / 8 h / 150 °C
2: iron(III) chloride; water / 1,2-dichloro-ethane / 25 h / Resolution of racemate
View Scheme
Multi-step reaction with 3 steps
1: sodium hydroxide / toluene; dimethyl sulfoxide / 8 h / 150 °C
2: water; hydrogenchloride / 8 h / 120 °C
3: thionyl chloride / 4 h / Reflux
View Scheme
Multi-step reaction with 3 steps
1: sulfuric acid; water / 8 h / 100 °C
2: potassium carbonate; copper(l) chloride / N,N-dimethyl-formamide / 6 h / 140 °C
3: pyridine; bis(trichloromethyl) carbonate / ethyl acetate / 2 h / 35 - 50 °C
View Scheme
Multi-step reaction with 3 steps
1: sulfuric acid / 6 h / 100 °C
2: potassium carbonate; copper(l) chloride / N,N-dimethyl-formamide / 8 h / 140 °C
3: bis(trichloromethyl) carbonate; triethylamine / ethyl acetate / 2 h / 35 - 50 °C
View Scheme
nitrapyrin
1929-82-4

nitrapyrin

6-(3-α,α,α-trifluoromethylphenoxy)picolinic acid
137640-84-7

6-(3-α,α,α-trifluoromethylphenoxy)picolinic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium hydroxide / toluene; dimethyl sulfoxide / 8 h / 150 °C
2: water; hydrogenchloride / 8 h / 120 °C
View Scheme
Multi-step reaction with 2 steps
1: sulfuric acid; water / 8 h / 100 °C
2: potassium carbonate; copper(l) chloride / N,N-dimethyl-formamide / 6 h / 140 °C
View Scheme
Multi-step reaction with 2 steps
1: sulfuric acid / 6 h / 100 °C
2: potassium carbonate; copper(l) chloride / N,N-dimethyl-formamide / 8 h / 140 °C
View Scheme
nitrapyrin
1929-82-4

nitrapyrin

Nε-acryloyl-L-lysine-4-(6-chloropicolinoyl)piperazide*2TFA

Nε-acryloyl-L-lysine-4-(6-chloropicolinoyl)piperazide*2TFA

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium(0) / tetrahydrofuran / 70 °C / Inert atmosphere
2: trifluoroacetic acid / dichloromethane / 3 h
3: N-ethyl-N,N-diisopropylamine; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate / tetrahydrofuran / 3 h
4: dichloromethane / 3 h
View Scheme
nitrapyrin
1929-82-4

nitrapyrin

Nα-phenylacetyl-Nε-acryloyl-L-lysine-4-(6-chloropicolinoyl)piperazide*TFA

Nα-phenylacetyl-Nε-acryloyl-L-lysine-4-(6-chloropicolinoyl)piperazide*TFA

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium(0) / tetrahydrofuran / 70 °C / Inert atmosphere
2: trifluoroacetic acid / dichloromethane / 3 h
3: N-ethyl-N,N-diisopropylamine; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate / tetrahydrofuran / 3 h
4: dichloromethane / 3 h
5: triethylamine / dichloromethane / 3 h
View Scheme
nitrapyrin
1929-82-4

nitrapyrin

1-(6-chloropicolinoyl)piperazine

1-(6-chloropicolinoyl)piperazine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium(0) / tetrahydrofuran / 70 °C / Inert atmosphere
2: trifluoroacetic acid / dichloromethane / 3 h
View Scheme

Nitrapyrin Consensus Reports

NCI Carcinogenesis Studies (ipr); Clear Evidence: mouse, rat RRCRBU    Recent Results in Cancer Research. 52 (1975),1. . Reported in EPA TSCA Inventory.

Nitrapyrin Standards and Recommendations

OSHA PEL: Total Dust: 15 mg/m3; Respirable Fraction: 5 mg/m3
ACGIH TLV: TWA 10 mg/m3; STEL 20 mg/m3; Not Classifiable as a Human Carcinogen

Nitrapyrin Specification

The Nitrapyrin, with the CAS registry number 1929-82-4, is also known as 2-Trichloromethyl-6-chloropyridine. It belongs to the product categories of Organics; Pyridine. Its EINECS number is 217-682-2. This chemical's molecular formula is C6H3Cl4N and molecular weight is 230.91. What's more, its systematic name is 2-chloro-6-(trichloromethyl)pyridine. Its classification codes are: (1)Agricultural Chemical; (2)Fungicide, bactericide, wood preservative; (3)Growth regulator / Fertilizer; (4)Insect attractant, repellent and chemosterilant; (5)Mutation data; (6)Reproductive Effect. It is used as nitrogen and soil nitrogen oxide inhibitors and protective agents. It should be sealed and stored at the temperature of 0 - 6 °C. Moreover, it should be protected from oxides.

Physical properties of Nitrapyrin are: (1)ACD/LogP: 3.41; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.41; (4)ACD/LogD (pH 7.4): 3.41; (5)ACD/BCF (pH 5.5): 229.93; (6)ACD/BCF (pH 7.4): 229.93; (7)ACD/KOC (pH 5.5): 1706.24; (8)ACD/KOC (pH 7.4): 1706.24; (9)#H bond acceptors: 1; (10)Index of Refraction: 1.576; (11)Molar Refractivity: 48.275 cm3; (12)Molar Volume: 145.929 cm3; (13)Polarizability: 19.138 10-24cm3; (14)Surface Tension: 46.6119995117188 dyne/cm; (15)Density: 1.582 g/cm3; (16)Flash Point: 134.906 °C; (17)Enthalpy of Vaporization: 47.574 kJ/mol; (18)Boiling Point: 258.174 °C at 760 mmHg; (19)Vapour Pressure: 0.0219999998807907 mmHg at 25°C

Uses of Nitrapyrin: it can be used to produce 2-chloro-6-dichloromethyl-pyridine at the ambient temperature. It will need reagent CHCl3 and catalyst 50% aq. NaOH. The yield is about 88%.

Pyridine,2-chloro-6-(trichloromethyl)- can be used to produce 2-chloro-6-dichloromethyl-pyridine at the ambient temperature

When you are using this chemical, please be cautious about it as the following:
This chemical is harmful if swallowed. It is irritating to eyes, respiratory system and skin. It is toxic to aquatic organisms as it may cause long-term adverse effects in the aquatic environment. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you must avoid contact with eyes and need wear suitable protective clothing and gloves. You should avoid releasing it to the environment just refering to special instructions/safety data sheet.

You can still convert the following datas into molecular structure:
(1)SMILES: ClC(Cl)(Cl)c1nc(Cl)ccc1
(2)Std. InChI: InChI=1S/C6H3Cl4N/c7-5-3-1-2-4(11-5)6(8,9)10/h1-3H
(3)Std. InChIKey: DCUJJWWUNKIJPH-UHFFFAOYSA-N

The toxicity data is as follows: 

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
chicken LD50 oral 235mg/kg (235mg/kg)   "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 5, Pg. 166, 1976.
mouse LD50 oral 710mg/kg (710mg/kg)   Guide to the Chemicals Used in Crop Protection. Vol. 6, Pg. 122, 1973.
mouse LD50 unreported 3113mg/kg (3113mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 48(4), Pg. 52, 1983.
rabbit LD50 oral 713mg/kg (713mg/kg)   Fundamental and Applied Toxicology. Vol. 11, Pg. 464, 1988.
rabbit LD50 skin 850mg/kg (850mg/kg)   Pesticide Chemicals Official Compendium, Association of the American Pesticide Control Officials, Inc., 1966. Vol. -, Pg. 819, 1966.
rat LD50 oral 940mg/kg (940mg/kg)   Pesticide Chemicals Official Compendium, Association of the American Pesticide Control Officials, Inc., 1966. Vol. -, Pg. 819, 1966.
rat LD50 unreported 3675mg/kg (3675mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 48(4), Pg. 52, 1983.

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