CAS 34256-82-1|Acetochlor

Introduction：Basic information about CAS 34256-82-1|Acetochlor, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Customs
6. Articles32
7. Synonyms

Common Name	Acetochlor
CAS Number	34256-82-1	Molecular Weight	269.767
Density	1.1±0.1 g/cm3	Boiling Point	391.5±42.0 °C at 760 mmHg
Molecular Formula	C₁₄H₂₀ClNO₂	Melting Point	<0ºC
MSDS	ChineseUSA	Flash Point	190.5±27.9 °C
Symbol	GHS07, GHS09	Signal Word	Warning

Names

Name	acetochlor
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.1±0.1 g/cm3
Boiling Point	391.5±42.0 °C at 760 mmHg
Melting Point	<0ºC
Molecular Formula	C₁₄H₂₀ClNO₂
Molecular Weight	269.767
Flash Point	190.5±27.9 °C
Exact Mass	269.118256
PSA	29.54000
LogP	2.92
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.539
InChIKey	VTNQPKFIQCLBDU-UHFFFAOYSA-N
SMILES	CCOCN(C(=O)CCl)c1c(C)cccc1CC

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AB5457000

CHEMICAL NAME :: Acetamide, 2-chloro-N-(ethoxymethyl)-N-(2-ethyl-6-methylphenyl)-

CAS REGISTRY NUMBER :: 34256-82-1

LAST UPDATED :: 199710

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C14-H20-Cl-N-O2

MOLECULAR WEIGHT :: 269.80

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0536766

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0536766 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 763 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PRKHDK Problemi na Khigienata. Problems in Hygiene. (Durzhavno Izdatel'stvo Meditsina i Fizkultura, Pl. Slaveikov 11, Sofia, Bulgaria) V.1- 1975- Volume(issue)/page/year: 15,96,1990

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1200 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 29(12),53,1985

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1550 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 29(12),53,1985

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 600 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(5),84,1988

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 1260 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Liver - other changes

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0536766 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 229 mg/kg/42D-I

TOXIC EFFECTS :: Brain and Coverings - other degenerative changes Blood - methemoglobinemia-carboxyhemoglobin Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases

REFERENCE :: PRKHDK Problemi na Khigienata. Problems in Hygiene. (Durzhavno Izdatel'stvo Meditsina i Fizkultura, Pl. Slaveikov 11, Sofia, Bulgaria) V.1- 1975- Volume(issue)/page/year: 15,96,1990

Safety Information

Symbol	GHS07, GHS09
Signal Word	Warning
Hazard Statements	H315-H317-H332-H335-H410
Precautionary Statements	P261-P273-P280-P501
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn:Harmful
Risk Phrases	R20;R37/38;R43;R50/53
Safety Phrases	S2-S36/37-S60-S61
RIDADR	UN3082 9/PG 3
RTECS	AB5457000
HS Code	3808931100

Customs

HS Code	2924299038
Summary	2924299038 2-chloro-n-(ethoxymethyl)-n-(2-ethyl-6-methylphenyl)acetamide。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0%

Articles32

Novel three-component Rieske non-heme iron oxygenase system catalyzing the N-dealkylation of chloroacetanilide herbicides in sphingomonads DC-6 and DC-2.

Appl. Environ. Microbiol. 80(16) , 5078-85, (2014)

Sphingomonads DC-6 and DC-2 degrade the chloroacetanilide herbicides alachlor, acetochlor, and butachlor via N-dealkylation. In this study, we report a three-component Rieske non-heme iron oxygenase (...

Individual and joint toxicity of three chloroacetanilide herbicides to freshwater cladoceran Daphnia carinata.

Bull. Environ. Contam. Toxicol. 90(3) , 344-50, (2013)

Individual and joint toxicity of three chloroacetanilide herbicides to a freshwater cladoceran were studied. The 48 h-LC50 values of alachlor, acetochlor and butachlor to Daphnia carinata Dc42 were 11...

Assessment of dermal exposure to pesticide residues during re-entry.

Environ. Sci. Technol. 45(10) , 4609-15, (2011)

Currently, the determination of health risks to pesticide applicators from dermal exposure to these chemicals is assessed using either a concentrate of the compound or a relevant aqueous dilution. Nei...

Synonyms

Harness

2-chloro-N-ethoxymethyl-2'-methyl-6'-ethyl-acetanilide

MFCD00143534

Nevirex

top hand

2-chloro-N-ethoxymethyl-6’-ethylacet-o-toluidide

EINECS 251-899-3

Acetochlore

Azetochlor

Erunit

2-chloro-N-(ethoxymethyl)-N-(2-ethyl-6-methylphenyl)acetamide

Acenit

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