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Cas Database |
| Name |
Fenoxaprop-ethyl |
EINECS | 266-362-9 |
| CAS No. | 66441-23-4 | Density | 1.31g/cm3 |
| PSA | 70.79000 | LogP | 4.60390 |
| Solubility | N/A | Melting Point |
84-85oC |
| Formula | C18H16 Cl N O5 | Boiling Point | 477.5°Cat760mmHg |
| Molecular Weight | 361.782 | Flash Point | 242.6°C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Moderately toxic by ingestion, inhalation, intraperitoneal, and skin contact routes. When heated to decomposition it emits toxic vapors of NOx and Cl−. | Risk Codes | 43-50/53-22 |
| Molecular Structure |
|
Hazard Symbols | Xi,N,Xn |
| Synonyms |
Propanoicacid, 2-[4-[(6-chloro-2-benzoxazolyl)oxy]phenoxy]-, ethyl ester, (?à)-;(?à)-Fenoxaprop-ethyl;Acclaim;Acclaim (herbicide);Ethyl 2-[4-(6-chlorobenzoxazolyl-2-oxy)phenoxy]propionate;Fenoxaprop ethylester;Fenoxaprop-ethyl;Furore;HOE 33171;HOE-A 25-01;Puma;Puma(herbicide);Puma S;Whip; |
Article Data | 10 |
Fenoxaprop-ethyl Chemical Properties
Product Name: Fenoxaprop-ethyl
CAS: 66441-23-4
Formula: C18H16ClNO5
Molecular Weight: 361.78
The Molecular Structure of Fenoxaprop-ethyl (CAS NO.66441-23-4):
Density: 1.31 g/cm3
Flash Point: 242.6 °C
Boiling Point: 477.5 °C at 760 mmHg
Index of Refraction: 1.587
Molar Refractivity: 92.76 cm3
Molar Volume: 275.9 cm3
Polarizability: 36.77×10-24cm3
Surface Tension: 47.3 dyne/cm
Appearance: Coarse light beige to brown powder.
Enthalpy of Vaporization: 74.14 kJ/mol
Vapour Pressure: 2.79E-09 mmHg at 25°C
Water Solubility: 0.6447(mg/L) at 25°C
Product Categories: alpha sort;e-galphabetic;alphabetic;F;FA - FLEnvironmental standards;herbicides;metabolitespesticides&metabolites;pesticides&metabolites;phenoxy structure.
Fenoxaprop-ethyl Toxicity Data With Reference
| 1. | orl-rat LD50:2357 mg/kg | PEMNDP Pesticide Manual. 9 (1991),373. | ||
| 2. | ihl-rat LC50:>510 mg/m3 | NNGADV Nippon Noyaku Gakkaishi. (Pesticide Science Society of Japan, 43-11, 1-Chome, Komagome, Toshima-ku, Tokyo 170, Japan) No. 17,S17 ,1992. | ||
| 3. | skn-rat LD50:>2 g/kg | PEMNDP Pesticide Manual. 9 (1991),373. | ||
| 4. | ipr-rat LD50:739 mg/kg | 85ESA3 Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals. 11 (1989),625. | ||
| 5. | orl-mus LD50:4670 mg/kg | PEMNDP Pesticide Manual. 9 (1991),373. | ||
| 6. | skn-rbt LD50:>2 g/kg | FMCHA2 Farm Chemicals Handbook .(Meister Publishing,Willoughy, OH.: )1991,C136. | ||
| 7. | ihl-uns LC50:511 mg/m3/4H | FMCHA2 Farm Chemicals Handbook .(Meister Publishing,Willoughy, OH.: )1991,C136. |
Fenoxaprop-ethyl Safety Profile
Moderately toxic by ingestion, inhalation, intraperitoneal, and skin contact routes. When heated to decomposition it emits toxic vapors of NOx and Cl−.
Safety Information about Fenoxaprop-ethyl (CAS NO.66441-23-4):
Hazard Codes:
Xi:
N: 
Risk Statements about Fenoxaprop-p-ethyl (CAS NO.66441-23-4):
R43: Causes burns.
R50/53: Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements about Fenoxaprop-p-ethyl (CAS NO.66441-23-4):
S24: Avoid contact with skin.
S37: Wear suitable gloves.
S60: This material and/or its container must be disposed of as hazardous waste.
S61: Avoid release to the environment. Refer to special instructions safety data sheet.
RIDADR: UN 3077 9/PG 3
RTECS: UA2454000
Fenoxaprop-ethyl Specification
Fenoxaprop-ethyl with CAS number of 66441-23-4 is also known as (+/-)-2-(4-((6-Chloro-2-benzoxazolyl)oxy)phenoxy)propanoic acid ethyl ester ; Acclaim ; BRN 1166633 ; Caswell No. 431C ; Depon ; EINECS 266-362-9 ; EPA Pesticide Chemical Code 128701 ; Ethyl (+-)-2-(4-(6-chloro-2-benzoxazolyloxy)phenoxy)propanoate ; Ethyl (D+)-2-(4-(6-chlor-2-benzoxazolyloxy)phenoxy)propanoate ; Ethyl (D+)-2-(4-(6-chlor-2-benzoxazolyloxy)phenoxy)propanoate [French] ; Ethyl-2-((4-(6-chloro-2-benzoxazolyloxy))-phenoxy)propionate ; Fenoxaprop ; Fenoxaprop ethyl ester ; Fenoxaprop ethyl ester [ANSI] ; Fenoxaprop-ethyl ; Furore ; Propanoic acid, 2-(4-((6-chloro-2-benzoxazolyl)oxy)phenoxy)-, ethyl ester, (+-)- ; Tiller Herbicide ; Whip . It can be used as herbicide.
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