Isomalathion

Names

[ Name ]:
Isomalathion

[Synonym ]:
isomalathion
s-methylmalathion
O-S-Dimethylphosphorodithioat von Diethylmercaptosuccinat
succinicacid,mercapto-,diethylester,s-esterwitho,s-dimethylphosphorodit
8063hc

Chemical & Physical Properties

[ Density]:
1.273g/cm3

[ Boiling Point ]:
413.6ºC at 760mmHg

[ Molecular Formula ]:
C₁₀H₁₉O₆PS₂

[ Molecular Weight ]:
330.35800

[ Flash Point ]:
203.9ºC

[ Exact Mass ]:
330.03600

[ PSA ]:
139.31000

[ LogP ]:
2.72200

[ Index of Refraction ]:
1.501

[ Storage condition ]:
20°C

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: WM8425000

CHEMICAL NAME :: Succinic acid, mercapto-, diethyl ester, S-ester with O,S-dimethyl phosphorodithioate

CAS REGISTRY NUMBER :: 3344-12-5

LAST UPDATED :: 199710

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C10-H19-O6-P-S2

MOLECULAR WEIGHT :: 330.38

WISWESSER LINE NOTATION :: 2OV1YVO2&SPO&S1&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 :: 113 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 42,95,1979

Safety Information

[ Hazard Codes ]:
Xn: Harmful;N: Dangerous for the environment;

[ Risk Phrases ]:
22-50/53

[ Safety Phrases ]:
24-60-61-46-37

[ RIDADR ]:
UN 1208 3/PG 2

[ RTECS ]:
WM8425000

[ HS Code ]:
2931900090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2931900090

[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Articles

Probing the chiral separation mechanism and the absolute configuration of malathion, malaoxon and isomalathion enantiomers by chiral high performance liquid chromatography coupled with chiral detector-binding energy computations.

J. Chromatogr. A. 1281 , 26-31, (2013)

Chiral separation mechanism determination and absolute configuration assignment are fundamental to the development of chiral stationary phases (CSPs) and the evaluation of both the enantioselective bi...

Comparison of photocatalysis and photolysis of malathion, isomalathion, malaoxon, and commercial malathion--products and toxicity studies.

Water Res. 41(19) , 4504-14, (2007)

Malathion, one of the most widely applied insecticides, is still used in agriculture. There are many studies regarding its degradation under different experimental conditions, but few deal with its tr...

An enzyme test for determining isomalathion impurities in water-dispersible powders of malathion.

Bull. World Health Organ. 64(3) , 397-401, (1986)

An enzyme test for determining isomalathion (O,S-dimethyl-S-(1,2-dicarbethoxyethyl) phosphorodithioate) impurities in water-dispersible powders of malathion (WDP malathion) is described. The test is b...