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Substance Name: Metolachlor [ANSI:BSI:ISO]
RN: 51218-45-2
UNII: X0I01K05X2
InChIKey: WVQBLGZPHOPPFO-UHFFFAOYSA-N

Molecular Formula

  • C15-H22-Cl-N-O2

Molecular Weight

  • 283.7968
 

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Experimental Pesticide
  • Herbicide
  • Herbicides
  • Mutation Data
  • Pesticides
  • Reproductive Effect
  • Skin / Eye Irritant

Superlist Classification Code

  • 2011 CERCLA Priority List, Rank: 267
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Names and Synonyms

Results Name

  • Metolachlor [ANSI:BSI:ISO]

Name of Substance

  • Metolachlor
  • Metolachlor [ANSI:BSI:ISO]

Synonyms

  • 2-Aethyl-6-methyl-N-(1-methyl-2-methoxyaethyl)-chloracetanilid
  • 2-Aethyl-6-methyl-N-(1-methyl-2-methoxyaethyl)-chloracetanilid [German]
  • 2-Chloro-6'-ethyl-N-(2-methoxy-1-methylethyl)-o-acetotoluidine
  • 2-Chloro-6'-ethyl-N-(2-methoxy-1-methylethyl)acet-o-toluidide
  • 2-Chloro-N-(2-ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)acetamide
  • 2-Ethyl-6-methyl-1-N-(2-methoxy-1-methylethyl)chloroacetanilide
  • 2-Etylo-6-metylo-N-(1'-metylo-2'-metoksyetylo)chloroacetanilid
  • 2-Etylo-6-metylo-N-(1'-metylo-2'-metoksyetylo)chloroacetanilid [Polish]
  • Acetamide, 2-chloro-N-(6-ethyl-o-tolyl)-N-(2-methoxy-1-methylethyl)-
  • alpha-Chlor-6'-aethyl-N-(2-methoxy-1-methylaethyl)-acet-o-toluidin
  • alpha-Chlor-6'-aethyl-N-(2-methoxy-1-methylaethyl)-acet-o-toluidin [German]
  • alpha-Chloro-2'-ethyl-6'-methyl-N-(1-methyl-2-methoxyethyl)-acetanilide
  • BRN 2743537
  • Caswell No. 188DD
  • CGA-24705
  • Codal
  • Dual
  • Dual 720EC
  • Dual 8E
  • Dual 960 EC
  • Dual II
  • Dual Magnum
  • Dual Triple
  • EINECS 257-060-8
  • EPA Pesticide Chemical Code 108801
  • HSDB 6706
  • Humextra
  • Metelilachlor
  • Metolachlor
  • Metolachlor technical
  • Metolachlore
  • Metolachlore [ISO-French]
  • N-(1-Methyl-2-methoxyethyl)-N-chloroacetyl-2-ethyl-6-methylaniline
  • N-(2'-Methoxy-1'-methylethyl)-2'-ethyl-6'-methyl-2-chloroacetanilide
  • Ontrack 8E
  • Pennant
  • UNII-X0I01K05X2
  • Yibingjiacaoan

Systematic Names

  • 2-Chloro-2'-ethyl-N-(2-methoxy-1-methylethyl)-6'-methylacetanilide
  • Acetamide, 2-chloro-N-(2-ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)-
  • o-Acetotoluidide, 2-chloro-6'-ethyl-N-(2-methoxy-1-methylethyl)-

Superlist Names

  • Metolachlor
  • Metolachlor, herbicide (C15-H22-N-O2-Cl)

Registry Numbers

CAS Registry Number

  • 51218-45-2

FDA UNII

  • X0I01K05X2

Other Registry Numbers

  • 55762-76-0
  • 63150-68-5
  • 94449-58-8

System Generated Number

  • 0051218452

Structure Descriptors

InChI

1S/C15H22ClNO2/c1-5-13-8-6-7-11(2)15(13)17(14(18)9-16)12(3)10-19-4/h6-8,12H,5,9-10H2,1-4H3

InChIKey

WVQBLGZPHOPPFO-UHFFFAOYSA-N

Smiles

c1(N([C@@H](COC)C)C(CCl)=O)c(cccc1C)CC

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
duck LD50 oral > 2510mg/kg (2510mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C203, 1991.
mouse LD50 intraperitoneal 410mg/kg (410mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 14, Pg. 103, 1989.
mouse LD50 oral 1150mg/kg (1150mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 14, Pg. 103, 1989.
mouse LD50 subcutaneous 2400mg/kg (2400mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 14, Pg. 103, 1989.
rabbit LD50 skin > 10gm/kg (10000mg/kg)   Literature Research Co., Translation. Vol. TR-78-0310,
rat LC50 inhalation > 1750mg/m3/4H (1750mg/m3)   Literature Research Co., Translation. Vol. TR-78-0310,
rat LD50 intraperitoneal 620mg/kg (620mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 14, Pg. 103, 1989.
rat LD50 oral 2200mg/kg (2200mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 14, Pg. 103, 1989.
rat LD50 skin 3170mg/kg (3170mg/kg)   Materialy Sesji Naukowej Instytutu Ochrony Roslin Vol. 18, Pg. 341, 1979.
rat LD50 subcutaneous > 9gm/kg (9000mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 14, Pg. 103, 1989.
rat LD50 unreported 3170mg/kg (3170mg/kg)   Agrokhimiya. Agricultural Chemistry. Vol. (5), Pg. 138, 1980.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -6.21E+01 deg C   EXP
log P (octanol-water) 3.13 (none)   EXP
Water Solubility 530 mg/L 20 EXP
Vapor Pressure 3.14E-05 mm Hg 25 EXP
Henry's Law Constant 9.00E-09 atm-m3/mole 20 EXP
Atmospheric OH Rate Constant 7.02E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.