MCPA

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Names

[ CAS No. ]:
94-74-6

[ Name ]:
MCPA

[Synonym ]:
Acetic acid, (4-chloro-2-methylphenoxy)-
2M-4Ch
MCPA
metaxon
Weed-rhap
Chiptox
Agroxon
Zelan
(4-Chloro-2-methylphenoxy)acetic acid
cornox
EINECS 202-360-6
4-Chloro-o-tolyloxyacetic acid
phenoxic acid
MFCD00004306
Agroxone
2M-4Kh
Acetic acid, 2-(4-chloro-2-methylphenoxy)-
MCP
2-METHYL-4-CHLOROPHENOXYACETIC ACID
Basagran-M
Bordermaster

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
327.0±27.0 °C at 760 mmHg

[ Melting Point ]:
114-118 °C(lit.)

[ Molecular Formula ]:
C₉H₉ClO₃

[ Molecular Weight ]:
200.619

[ Flash Point ]:
151.6±23.7 °C

[ Exact Mass ]:
200.024017

[ PSA ]:
46.53000

[ LogP ]:
2.49

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.552

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AG1575000

CHEMICAL NAME :: Acetic acid, ((4-chloro-o-tolyl)oxy)-

CAS REGISTRY NUMBER :: 94-74-6

BEILSTEIN REFERENCE NO. :: 2051752

LAST UPDATED :: 199710

DATA ITEMS CITED :: 35

MOLECULAR FORMULA :: C9-H9-Cl-O3

MOLECULAR WEIGHT :: 200.63

WISWESSER LINE NOTATION :: QV1OR DG B1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human - man

DOSE/DURATION :: 814 mg/kg

TOXIC EFFECTS :: Behavioral - coma Vascular - BP lowering not characterized in autonomic section

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 700 mg/kg

TOXIC EFFECTS :: Gastrointestinal - gastritis Behavioral - somnolence (general depressed activity) Liver - fatty liver degeneration

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1370 mg/m3/4H

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >1 gm/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 439 mg/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 28 mg/kg

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

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 28 mg/kg

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

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >2 gm/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 700 mg/kg

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

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: 377 mg/kg

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 14400 mg/kg/90D-C

TOXIC EFFECTS :: Behavioral - food intake (animal) Blood - changes in erythrocyte (RBC) count Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2129 mg/kg/78W-C

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Blood - leukemia

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2 gm/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Specific Developmental Abnormalities - musculoskeletal system

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 3 gm/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 1 gm/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

TYPE OF TEST :: Sex chromosome loss and nondisjunction

TYPE OF TEST :: DNA inhibition

MUTATION DATA

TEST SYSTEM :: Rodent - hamster

DOSE/DURATION :: 900 mg/kg/9D (Intermittent)

REFERENCE :: CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 5,703,1984 *** REVIEWS *** IARC Cancer Review:Human Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 41,357,1986 IARC Cancer Review:Animal No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 30,255,1983 TOXICOLOGY REVIEW DTTIAF Deutsche Tieraerztliche Wochenschrift. (Hanover, Fed. Rep. Ger.) V.1-77, 1893-1970. Volume(issue)/page/year: 80,485,1973 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989

Safety Information

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H225-H302-H312-H319-H332

[ Precautionary Statements ]:
P210-P280-P305 + P351 + P338

[ 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 ]:
R22;R38;R41

[ Safety Phrases ]:
S26-S37-S39-S36-S16

[ RIDADR ]:
UN 2765

[ WGK Germany ]:
2

[ RTECS ]:
AG1575000

[ HS Code ]:
2918990022

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

(2-Methylphenoxy)acetic acid
p-Anisidine
3-Chloropropanoyl chloride
4-Chloro-2-methylphenol
Chloroacetic acid
Acetic acid,2-(4-chloro-2-methylphenoxy)-, ethyl ester
2-(4-chloro-2-methyl-phenoxy)acetamide
Sodium 4-chloro-2-methylphenolate
ethyl 2-bromoacetate
molecular iodine

DownStream

Pyrolin
2-Methylcyclohexa-2,5-diene-1,4-dione
o-cresol
3-Methylcatechol
Acetic acid,2-(4-chloro-2-methylphenoxy)-, ethyl ester
(2-Methylphenoxy)acetic acid
4,6-Dichloro-o-cresol
4-Chloro-2-methylphenol
2,3,4,7,8-Pentachlorodibenzofuran

Customs

[ HS Code ]: 2918990022

[ Summary ]:
2918990022 2-(4-chloro-2-methylphenoxy)acetic acid。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%

Articles

Quantitative structure-activity relationship and complex network approach to monoamine oxidase A and B inhibitors.

J. Med. Chem. 51 , 6740-51, (2008)

The work provides a new model for the prediction of the MAO-A and -B inhibitor activity by the use of combined complex networks and QSAR methodologies. On the basis of the obtained model, we prepared ...

Monetite granules versus particulate autologous bone in bone regeneration.

Ann. Anat. 200 , 126-33, (2015)

The aim of this study was to test bone tissue response to monetite granules in comparison with intramembranous autologous bone graft in a rabbit calvaria critical size defect model.Novel monetite gran...

The role of microbial adaptation and biodegradable dissolved organic carbon on the attenuation of trace organic chemicals during groundwater recharge.

Sci. Total Environ. 437 , 137-44, (2012)

It is widely recognized that efficient biological attenuation of bulk organic matter and trace organic chemicals (TOrC) can occur in managed aquifer recharge (MAR) systems receiving reclaimed water. T...

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ethyl 1-benzyl-3-methyl-6-oxo-6,7-dihydro-1H-pyrazolo[3,4-b]pyridine-4-carboxylate
(Z)-3-(3-chlorophenyl)-2-(4-oxo-3,4-dihydroquinazolin-2-yl)acrylonitrile
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