Basic information
- Name:
Acetic acid,2-(2,4-dichlorophenoxy)-
- Superlist Name:
- 2,4-Dichlorophenoxyacetic acid
- CAS No.:
94-75-7
- Molecular Structure:
- Formula:
- C8H6Cl2O3
- Molecular Weight:
- 221.04
- Deleted CAS:
- 15183-39-8
- Synonyms:
- Aceticacid, (2,4-dichlorophenoxy)- (7CI,8CI,9CI);(2,4-Dichlorophenoxy)acetic acid;2,4-Dichlorophenoxyacetic acid ester;2,4-Dichlorophenoxyethanoic acid;2,4-PA;2-(2,4-Dichlorophenoxy)acetic acid;Aminopielik 50SL;Amoxone;B-Selektonon;Barrage HF;Barrage hydrofluoride;Basalcoat;Deherban;Desormone;Dezormon;Diclordon;Dicopur;Esterone;Fernimine;Foredex 75;HM 2010;Hedonal;Hedonal(herbicide);Huragan;Ipaner;Isadiamineyeom;Monosan herbi;Mota Maskros;NSC190751;NSC 2925;Netagrone;Pielik;Tiller S;Unison;Verton 2D;Vidon638;2,4-D series;
- EINECS:
- 202-361-1
- Density:
- 1.488 g/cm>3
- Melting Point:
- 137 °C
- Boiling Point:
- 345.6 °C at 760 mmHg
- Flash Point:
- 162.8 °C
- Solubility:
- slightly soluble in water; decomposes: 0.0890 g/100 mL
- Appearance:
- light yellow crystalline powder
- Hazard Symbols:
Xn,
Xi,
T,
F- Risk Codes:
- 22-37-41-43-52/53-39/23/24/25-23/24/25-36/37/38-11
- Safety Description:
- 24/25-26-36/37/39-46-61-2-45-36/37-27-16 Details
- Transport Information:
- UN 3077 9/PG 3
- AvailableForms:
- Sodium salt (60–85% acid), amine salts (10–60% acid), esters (10–45% acid). These forms are dispersible in water or oils (esters) and can be applied as sprays.
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Chemistry
Product Name: 2,4-Dichlorophenoxyacetic acid
Synonyms: (2,4-dichlorophenoxy)-aceticaci;(2,4-Dichlorophenyloxy)acetic acid; (2,4-Dichlorphenoxy)acetic acid;(2,4-Dichlor-phenoxy)-essigsaeure ;RARECHEM AL BO 0361;VERTON(R);WEEDAR(R);(2,4-Dichloor-fenoxy)-azijnzuur;
Molecular formula: C8H6Cl2O3
Molecular Weight: 221.04
EINECS: 202-361-1
Melting point: 137 °C
Boiling point: 160 °C (0.4 mmHg) |
Flash point: 160°C/0.4mm
density: 1.563
vapor pressure: 0.4 mm Hg ( 160 °C)
storage temp.: APPROX 4°C
Appearance: off-white to tan crystalline
Water Solubility: Slightly soluble. Decomposes. 0.0890 g/100 mL
Synonyms: (2,4-dichlorophenoxy)-aceticaci;(2,4-Dichlorophenyloxy)acetic acid; (2,4-Dichlorphenoxy)acetic acid;(2,4-Dichlor-phenoxy)-essigsaeure ;RARECHEM AL BO 0361;VERTON(R);WEEDAR(R);(2,4-Dichloor-fenoxy)-azijnzuur;
Molecular formula: C8H6Cl2O3
Molecular Weight: 221.04
EINECS: 202-361-1
Melting point: 137 °C
Boiling point: 160 °C (0.4 mmHg) |
Flash point: 160°C/0.4mm
density: 1.563
vapor pressure: 0.4 mm Hg ( 160 °C)
storage temp.: APPROX 4°C
Appearance: off-white to tan crystalline
Water Solubility: Slightly soluble. Decomposes. 0.0890 g/100 mL
Toxicity Data With Reference
| 1. | skn-rbt 500 mg/24H MLD | 28ZPAK Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,279. | ||
| 2. | eye-rbt 750 μg/24H SEV | 28ZPAK Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,279. | ||
| 3. | sce-hmn:lym 10 mg/L | JOHEA8 Journal of Heredity. 73 (1982),224. | ||
| 4. | dni-ham:ovr 1 mmol/L | TOLED5 Toxicology Letters. 29 (1985),137. | ||
| 5. | orl-rat TDLo:500 mg/kg (female 6-15D post):REP | FCTXAV Food and Cosmetics Toxicology. 9 (1971),801. | ||
| 6. | orl-mus TDLo:707 mg/kg (female 11-14D post):TER | AECTCV Archives of Environmental Contamination and Toxicology. 6 (1977),33. | ||
| 7. | orl-man TDLo:2 g/kg:BAH,PUL | ARTODN Archives of Toxicology. 66 (1992),518. | ||
| 8. | orl-man TDLo:5714 mg/kg:BAH,CVS | ARTODN Archives of Toxicology. 66 (1992),518. | ||
| 9. | orl-hmn LDLo:80 mg/kg:GIT,CNS | ARPAAQ Archives of Pathology. 94 (1972),270. | ||
| 10. | orl-ma |
Consensus Reports
IARC Cancer Review: Group 2B IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 (1987),p. 156.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Human Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 41 (1986),p. 357.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 15 (1977),p. 111.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 15 (1977),p. 111.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . EPA Genetic Toxicology Program. Reported in EPA TSCA Inventory. Community Right-To-Know List.
Safety Profile
Suspected human carcinogen. Experimental teratogenic and reproductive effects. Poison by ingestion, intravenous, and intraperitoneal routes. Moderately toxic by skin contact. Human systemic effects by ingestion: change in heart rate, coma, convulsions, nausea or vomiting, respiratory depression, somnolence. Can cause liver and kidney injury. A skin and severe eye irritant. Human mutation data reported.
Standards and Recommendations
OSHA PEL: TWA 10 mg/m3
ACGIH TLV: TWA 10 mg/m3; Not Classifiable as a Human Carcinogen
DFG MAK: 1 mg/m3
ACGIH TLV: TWA 10 mg/m3; Not Classifiable as a Human Carcinogen
DFG MAK: 1 mg/m3
Analytical Methods
For occupational chemical analysis use NIOSH: 2,4-D and 2,4,5-T, 5001.
