Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Mecoprop [BSI:ISO]
RN: 93-65-2
UNII: 74N8TKR9P8
InChIKey: WNTGYJSOUMFZEP-UHFFFAOYSA-N

Classification Codes

  • Agricultural Chemical
  • Herbicide
  • Herbicides
  • Mutation Data
  • Out-Dated Pesticide
  • Pesticides
  • Reproductive Effect
  • Tumor Data

Molecular Formula

  • C10-H11-Cl-O3

Molecular Weight

  • 214.6469
 

Names and Synonyms

Name of Substance

  • Mecoprop
  • Mecoprop [BSI:ISO]

Synonyms

  • (+)-alpha-(4-Chloro-2-methylphenoxy) propionic acid
  • (+-)-2-((4-Chloro-o-tolyl)oxy)propionic acid (8CI)
  • 2-(2-Methyl-4-chlorophenoxy)propanoic acid
  • 2-(2-Methyl-4-chlorophenoxy)propionic acid
  • 2-(2-Methyl-4-chlorphenoxy)-propionsaeure
  • 2-(2-Methyl-4-chlorphenoxy)-propionsaeure [German]
  • 2-(4-Chloor-2-methyl-fenoxy)-propionzuur
  • 2-(4-Chloor-2-methyl-fenoxy)-propionzuur [Dutch]
  • 2-(4-Chlor-2-methyl-phenoxy)-propionsaeure
  • 2-(4-Chlor-2-methyl-phenoxy)-propionsaeure [German]
  • 2-(4-Chloro-2-methylphenoxy)propanoic acid
  • 2-(4-Chloro-2-methylphenoxy)propionic acid
  • 2-(4-Chloro-2-tolyloxy)propionic acid
  • 2-(4-Chloro-o-tolyl)oxylpropionic acid
  • 2-(4-Chlorophenoxy-2-methyl)propionic acid
  • 2-(p-Chloro-o-tolyloxy)propionic acid
  • 2-MCPP
  • 2M 4KhP
  • 2M-4CP
  • 2M4KhP
  • 3-06-00-01266 (Beilstein Handbook Reference)
  • 4-Chloro-2-methylphenoxy-alpha-propionic acid
  • Acide 2-(4-chloro-2-methyl-phenoxy)propionique
  • Acide 2-(4-chloro-2-methyl-phenoxy)propionique [French]
  • Acido 2-(4-cloro-2-metil-fenossi)-propionico
  • Acido 2-(4-cloro-2-metil-fenossi)-propionico [Italian]
  • alpha-(2-Methyl-4-chlorophenoxy)propionic acid
  • Anicon B
  • Anicon P
  • BRN 2212752
  • Caswell No. 559
  • CCRIS 1464
  • Celatox CMPP
  • Chipco turf herbicide mcpp
  • CMPP
  • Compitox
  • EINECS 202-264-4
  • EINECS 230-386-8
  • EPA Pesticide Chemical Code 031501
  • FBC CMPP
  • HSDB 1738
  • Iso-Cornox
  • Isocarnox
  • Kilprop
  • Kwas 4-chloro-2-metylofenoksypropionowy
  • Kwas 4-chloro-2-metylofenoksypropionowy [Polish]
  • Kyselina 2-(4-chlor-2-methylfenoxy)propionova
  • Kyselina 2-(4-chlor-2-methylfenoxy)propionova [Czech]
  • Liranox
  • MCPP
  • Mechlorprop
  • Mecomec
  • Mecopar
  • Mecopeop
  • Mecoper
  • Mecopex
  • Mecoprop
  • Mecoturf
  • Mecprop
  • Mepro
  • Methoxone
  • Morogal
  • N.b. mecoprop
  • NSC 60282
  • Okultin MP
  • Propionic acid, 2-(2-methyl-4-chlorophenoxy)-
  • Propionic acid, 2-(4-chloro-2-methylphenoxy)
  • Proponex-plus
  • Rankotex
  • RD 4593
  • Runcatex
  • SYS 67 Mecmin
  • U 46 KV Fluid
  • UNII-74N8TKR9P8
  • Vi-Par
  • Vi-Pex

Systematic Names

  • 2-(4-Chloro-2-methylphenoxy)propionic acid
  • Mecoprop
  • Propanoic acid, 2-(4-chloro-2-methylphenoxy)-
  • Propionic acid, 2-((4-chloro-o-tolyl)oxy)-

Superlist Names

  • MCPP
  • Mecoprop

Registry Numbers

CAS Registry Number

  • 93-65-2

FDA UNII

  • 74N8TKR9P8

Other Registry Number

  • 7085-19-0

Related Registry Numbers

  • 19095-88-6 (hydrochloride salt)
  • 1929-86-8 (potassium salt)
  • 37107-00-9 (ammonium salt)

System Generated Number

  • 0000093652

Structure Descriptors

InChI

1S/C10H11ClO3/c1-6-5-8(11)3-4-9(6)14-7(2)10(12)13/h3-5,7H,1-2H3,(H,12,13)

InChIKey

WNTGYJSOUMFZEP-UHFFFAOYSA-N

Smiles

c1(c(cc(Cl)cc1)C)O[C@@H](C(O)=O)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 369mg/kg (369mg/kg)   Roczniki Panstwowego Zakladu Higieny. Vol. 31, Pg. 373, 1980.
mouse LD50 unreported 650mg/kg (650mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 173, 1971.
quail LD50 unreported > 500mg/kg (500mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C193, 1991.
rabbit LD50 skin 900mg/kg (900mg/kg)   Pesticide Chemicals Official Compendium, Association of the American Pesticide Control Officials, Inc., 1966. Vol. -, Pg. 683, 1966.
rat LD50 intraperitoneal 402mg/kg (402mg/kg)   Toxicology. Vol. 3, Pg. 349, 1975.
rat LD50 oral 650mg/kg (650mg/kg)   World Review of Pest Control. Vol. 9, Pg. 119, 1970.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 94.5 deg C   EXP
Boiling Point 298 deg C   EXP
pKa Dissociation Constant 3.1 (none) 24 EXP
log P (octanol-water) 3.13 (none)   EXP
Water Solubility 620 mg/L 20 EXP
Vapor Pressure 2.33E-06 mm Hg 20 EXP
Henry's Law Constant 1.82E-08 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.74E-11 cm3/molecule-sec 25 EST

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