CAS 94-74-6|MCPA
| Common Name | MCPA | ||
|---|---|---|---|
| CAS Number | 94-74-6 | Molecular Weight | 200.619 |
| Density | 1.3±0.1 g/cm3 | Boiling Point | 327.0±27.0 °C at 760 mmHg |
| Molecular Formula | C9H9ClO3 | Melting Point | 114-118 °C(lit.) |
| MSDS | ChineseUSA | Flash Point | 151.6±23.7 °C |
| Symbol | GHS02, GHS07 | Signal Word | Danger |
Names
| Name | (4-chloro-2-methylphenoxy)acetic acid |
|---|---|
| Synonym | More Synonyms |
MCPA BiologicalActivity
| Description | MCPA is a phenoxy herbicide, and widely used to control annual and perennial broad leaved weeds, including poppy, thistles and docks, in crops such as cereals, rice, linseed, flax, grassland and turf[1][2]. |
|---|---|
| Related Catalog | Research Areas >>OthersSignaling Pathways >>Others >>Others |
| References | [1]. Munira S, et, al. Sorption and desorption of glyphosate, MCPA and tetracycline and their mixtures in soil as influenced by phosphate. J Environ Sci Health B. 2017 Dec 2;52(12):887-895. [2]. Kwiecien I, et, al. Biodegradable PBAT/PLA Blend with Bioactive MCPA-PHBV Conjugate Suppresses Weed Growth. Biomacromolecules. 2018 Feb 12;19(2):511-520. |
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 |
| InChIKey | WHKUVVPPKQRRBV-UHFFFAOYSA-N |
| SMILES | Cc1cc(Cl)ccc1OCC(=O)O |
Toxicological Information
CHEMICAL IDENTIFICATION |
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
- 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 |
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% |
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Synonyms
| 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 |
