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CAS No.: | 55-38-9 |
---|---|
Name: | Fenthion |
Article Data: | 11 |
Molecular Structure: | |
Formula: | C10H15O3PS2 |
Molecular Weight: | 278.333 |
Synonyms: | Phosphorothioicacid (H3PO3S), O,O-dimethyl O-4-(methylthio)-m-tolyl ester (6CI);Phosphorothioicacid, O,O-dimethyl O-[4-(methylthio)-m-tolyl] ester (8CI);m-Cresol, 4-(methylthio)-,O-ester with O,O-di-Me phosphorothioate (6CI);B 29493;BAY 29493;Baycid;Bayer 9007;Baytex;Dimethyl 4-methylthio-m-tolyl phosphorothioate;ENT 25540;Entex;Fenthion-methyl;Lebaycid;MPP;MPP (pesticide);Mercaptofos;Mercaptophos;O,O-DimethylO-4-(methylmercapto)-3-methylphenyl thiophosphate;O,O-DimethylO-[4-(methylthio)-m-tolyl] phosphorothioate;OMS 2;Queletox;Spotton;Talodex; |
EINECS: | 200-231-9 |
Density: | 1.25 g/cm3 |
Melting Point: | 7.5 °C |
Boiling Point: | 330 °C at 760 mmHg |
Flash Point: | 153.4 °C |
Solubility: | water: 0.0055 g/100 mL |
Appearance: | yellow brown oily liquid |
Hazard Symbols: | T,N |
Risk Codes: | 21/22-23-48/25-50/53-68-67-65-38-11 |
Safety: | 36/37-45-60-61-62 |
Transport Information: | UN 2810/3017 |
PSA: | 94.89000 |
LogP: | 4.26360 |
dimethyl-(3-methyl-4-methylthiophenyl)phosphite
fenthion
Conditions | Yield |
---|---|
With sulfur for 3h; Ambient temperature; | 73% |
Conditions | Yield |
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With selenium(IV) oxide; dihydrogen peroxide In methanol Oxidation; | |
With selenium(IV) oxide; dihydrogen peroxide In methanol at 20℃; for 0.25h; Oxidation; |
fenthion
Conditions | Yield |
---|---|
With potassium permanganate In water; acetic acid for 12h; Oxidation; | |
With potassium permanganate; acetic acid at 20℃; for 12h; Oxidation; |
fenthion
A
(+)-Fenthion sulfoxide
B
Fenthion oxon
D
fenthion oxon sulfoxide
Conditions | Yield |
---|---|
With water In phosphate buffer at 25℃; pH=7; Thermodynamic data; Further Variations:; pH-values; Temperatures; Hydrolysis; |
fenthion
fenthion oxon sulfone
Conditions | Yield |
---|---|
With potassium permanganate; acetic acid at 20℃; for 16h; Oxidation; |
Conditions | Yield |
---|---|
With bromine In acetonitrile |
Conditions | Yield |
---|---|
UV-irradiation; |
fenthion
A
4-(methylthio)-m-cresol
B
3-methyl-4-(methylsulfinyl)phenol
C
(+)-Fenthion sulfoxide
Conditions | Yield |
---|---|
With air; water UV-irradiation; |
fenthion
Conditions | Yield |
---|---|
With chloride In water UV-irradiation; |
fenthion
3-methyl-4-(methylsulfinyl)phenol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SeO2; H2O2 / methanol / 0.25 h / 20 °C 2: aq. 1N NaOH / ethanol / 8 h / 50 - 60 °C View Scheme |
MF: C10H15O3PS2
MW: 278.33
EINECS: 200-231-9
Product Categories: INSECTICIDE
Mol File: 55-38-9.mol
mp: 7.5°C
bp: 87°C (0.01 mmHg)
density: 1.25
Fp: >100 °C
storage temp: 2-8°C
Water Solubility: 0.0055 g/100 mL
Merck: 13,4030
Synonyms:LEBAYCID;LEBAYCID(R);FENCHEM;FENTHION;FASTER;ENTEX(R);ENT 25540;BEILIULIN
The structure of Fenthion(55-38-9) is:
1. | mma-sat 333 µg/plate | ENMUDM Environmental Mutagenesis. 8 (Suppl 7)(1986),1. | ||
2. | sce-ham:lng 40 mg/L | ENMUDM Environmental Mutagenesis. 4 (1982),621. | ||
3. | orl-man TDLo:257 mg/kg:CVS,GIT | JTCTDW Journal of Toxicology, Clinical Toxicology. 19 (1982),425. | ||
4. | unr-hmn LD50:50 mg/kg | DTLVS* Documentation of Threshold Limit Values for Substances in Workroom Air. 4 (1980),191. | ||
5. | orl-rat LD50:180 mg/kg | KSKZAN Khimiya v Sel’skom Khozyaistve. Chemistry in Agriculture. 16 (2)(1978),59. | ||
6. | ihl-rat LC50:800 mg/m3/4H | 85INA8 Documentation of the Threshold Limit Values and Biological Exposure Indices. 6 (1991),646. | ||
7. | skn-rat LD50:330 mg/kg | TXAPA9 Toxicology and Applied Pharmacology. 2 (1960),88. | ||
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