Mesulfenfos
Names
[ CAS No. ]:
3761-41-9
[ Name ]:
Mesulfenfos
[Synonym ]:
Fenthionsulfoxide
dimethoxy-(3-methyl-4-methylsulfinylphenoxy)-sulfanylidene-λ<sup>5</sup>-phosphane
Phosphorothioic acid, O,O-dimethyl O-[3-methyl-4-(methylsulfinyl)phenyl] ester
O,O-dimethyl O-4-methylsulfinyl-m-tolyl phosphorothioate
OS1&R B1 DOPS&O1&O1
Mesulfenos
O,O-Dimethyl O-[3-methyl-4-(methylsulfinyl)phenyl] phosphorothioate
O,O-Dimethyl O-(4-(methylsulfinyl)-m-tolyl) phosphorothioate
MFCD00144307
Mesulfenfos
Fensulfoxide
Phosphorothioic acid, O,O-dimethyl O-[4-(methylsulfinyl)-m-tolyl] ester
O-[4-(methanesulfinyl)-3-methylphenyl] O,O-dimethyl phosphorothioate
O,O-Dimethyl O-((4-methylthio)-m-tolyl)phosphorothioate sulfoxide
O,O-dimethyl O-[3-methyl-4-(methylsulfinyl)phenyl]phosphorothioate
Mesulfenfos [ISO]
Chemical & Physical Properties
[ Density]:
1.3±0.1 g/cm3
[ Boiling Point ]:
397.1±52.0 °C at 760 mmHg
[ Molecular Formula ]:
C10H15O4PS2
[ Molecular Weight ]:
294.328
[ Flash Point ]:
194.0±30.7 °C
[ Exact Mass ]:
294.014923
[ PSA ]:
105.87000
[ LogP ]:
1.63
[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C
[ Index of Refraction ]:
1.584
[ Storage condition ]:
APPROX 4°C
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- TF9400000
- CHEMICAL NAME :
- Phosphorothioic acid, O,O-dimethyl O-(4-(methylsulfinyl)-m-tolyl) ester
- CAS REGISTRY NUMBER :
- 3761-41-9
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 5
- MOLECULAR FORMULA :
- C10-H15-O4-P-S2
- MOLECULAR WEIGHT :
- 294.34
- WISWESSER LINE NOTATION :
- OS1&R B1 DOPS&O1&O1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 125 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- GUCHAZ Guide to the Chemicals Used in Crop Protection. (Information Canada, 171 Slater St., Ottawa, Ont., Canada) Volume(issue)/page/year: 6,279,1973
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 3 gm/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - fasciculations
- REFERENCE :
- BWHOA6 Bulletin of the World Health Organization. (WHO, Pub. Center USA, 49 Sheridan Ave., Albany, NY 12210) Volume(issue)/page/year: 29,205,1963
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 250 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 6,86,1964
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 220 mg/kg
- TOXIC EFFECTS :
- Behavioral - tremor Gastrointestinal - changes in structure or function of salivary glands
- REFERENCE :
- JOPHDQ Journal of Pharmacobio-Dynamics. (Japan Pub. Trading Co. (USA), 1255 Howard St., San Francisco, CA 94103) V.1- 1978- Volume(issue)/page/year: 9,697,1986
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intracerebral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 5 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- PCBPBS Pesticide Biochemistry and Physiology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1971- Volume(issue)/page/year: 8,302,1978
Safety Information
[ Symbol ]:
GHS06
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H301
[ Precautionary Statements ]:
P301 + P310
[ Personal Protective Equipment ]:
Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
[ Hazard Codes ]:
F,Xn,N,T
[ Risk Phrases ]:
11-20/21/22-36-50/53-25
[ Safety Phrases ]:
S45;S60;S61
[ RIDADR ]:
UN 2783
[ RTECS ]:
TF9400000
[ Packaging Group ]:
III
[ Hazard Class ]:
6.1(b)
[ HS Code ]:
2930909090
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2930909090
[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%