18181-70-9

18181-70-9 structure

Name: Ciba C 9491
Chemical Name: jodfenphos
CAS Number: 18181-70-9
Molecular Formula: C₈H₈Cl₂IO₃PS
Molecular Weight: 412.997
Catalog: analytical chemistry Standard Pesticides, veterinary drugs and fertilizers
Create Date: 2018-04-04 08:00:00
Modify Date: 2026-07-19 06:57:46
Iodofenphos is an obsolete insecticide once used for the protection of stored products, livestock pests and in public health applications.

Name	jodfenphos
Synonyms	JODFENPHOS oms-1211 Iodofenphos Solution, 100ppm O-2,5-dichloro-4-iodophenyl O,O-dimethyl phosphorothioate Nuvanol N O,O-Dimethyl-O-(2,5-dichlor-4-jodphenyl)-thionophosphat Compound C 9491 JODFENPHOS(R) A Pesticide Chemical Code compoundc-9491 phosphorothioicacid,o-(2,5-dichloro-4-iodophenyl)o,o-dimethylester Phosphorothioic acid, O-(2,5-dichloro-4-iodophenyl) O,O-dimethyl ester O,O-Dimethyl-O-2,5-dichloro-4-iodophenyl thiophosphate EINECS 242-069-1 XA14340000CY Iodofenphos 100μg/mLin Cyclohexan MFCD00055292 c-9491 Iodophenphos Ciba-geigy C-9491 iodofenphos (bsi,f-iso,ban,esa) jodfenphos (e-iso) ciba-geigyc-9491 Monocron (2,5-dichloro-4-iodophenoxy)-dimethoxy-sulfanylidene-λ<sup>5</sup>-phosphane Thiophosphate de O-(2,5-dichloro-4-iodophényle) et de O,O-diméthyle nsc190998 iodophenphos Iodofenphos,100ug/mlinAcetone O-2,5-DICHLORO-4-IODOPHENYL-O,O-DIMETHYLPHOSPHOROTHIOATE Iodfenphos o-(2,5-Dichloro-4-iodophenyl) o,o-dimethyl thiophosphate C14340000 Iodofenphos Iodofenophos O-(4-iodo-2,5-dichlorophenyl)-O,O-dimethylthiophosphate Ciba-Geigy C 9491 Iodofenphos @100 μg/mL in MeOH Alfacron iodfenphos Thiophosphoric acid O-(2,5-dichloro-4-iodophenyl)O,O-dimethyl ester Iodofenphos 10.0 μg/ml Ethyl acetate Iodofenphos 100 μg/ml Acetonitrile Iodofenphos in Cyclohexane Waspex O-(2,5-Dichloro-4-iodophenyl) O,O-dimethyl phosphorothioate JODFENPHOS PESTANAL (O-2,5-DICHLORO-4-IO Iodofenphos in Acetone IODOFENPHOS STANDD o,o-dimethyl-o-2,5-dichloro-4-iodophenylthiophosphate Apixaban Impurity monocron9491 Compound C-9491 Iodophos IODOFENPHOS nuvanoln Nivano-1N Jodfenphos NUVANOL(R) N Iodofenfos ent27408 O-(2,5-Dichlor-4-iodphenyl)-O,O-dimethylthiophosphat Iodofenphos Solution Ciba Trix O,O-Dimethyl-O-(2,5-dichlor-4-jodphenyl)-monothiophosphat cibac-9491 CIBA C Phosphorothioic Acid O-(2,5-Dichloro-4-iodophenyl) O,O-Dimethyl Ester 3,4-dichloro-phenoo-esterwitho-methylmethylphosphoramidothioate Elocril

Density	1.9±0.1 g/cm3
Boiling Point	375.7±52.0 °C at 760 mmHg
Melting Point	72-73° (Beriger); mp 75° (Haddow)
Molecular Formula	C₈H₈Cl₂IO₃PS
Molecular Weight	412.997
Flash Point	181.0±30.7 °C
Exact Mass	411.835327
PSA	69.59000
LogP	5.51
Appearance	solid
Vapour Pressure	0.0±0.8 mmHg at 25°C
Index of Refraction	1.624

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TF0175000

CHEMICAL NAME :: Phosphorothioic acid, O-(2,5-dichloro-4-iodophenyl) O,O-dimethyl ester

CAS REGISTRY NUMBER :: 18181-70-9

LAST UPDATED :: 199710

DATA ITEMS CITED :: 12

MOLECULAR FORMULA :: C8-H8-Cl2-I-O3-P-S

MOLECULAR WEIGHT :: 412.99

WISWESSER LINE NOTATION :: IR BG EG 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 :: 2330 mg/kg

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

REFERENCE :: JTCEEM Journal de Toxicologie Clinique et Experimentale. (SPPIF, B.P.22, F-41353 Vineuil, France) V.5- 1985- Volume(issue)/page/year: 6(3),175,1986

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >246 mg/m3/6H

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

REFERENCE :: 85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year: A239,1983

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2150 mg/kg

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

REFERENCE :: SPEADM Special Publication of the Entomological Society of America. (4603 Calvert Rd., College Park, MD 20740) Volume(issue)/page/year: 78-1,45,1978

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2 gm/kg

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

REFERENCE :: 30ZDA9 "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971 Volume(issue)/page/year: -,335,1971

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3 gm/kg

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

REFERENCE :: 85DPAN "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976 Volume(issue)/page/year: -,-,1971/1976

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 3 gm/kg

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

REFERENCE :: 85DPAN "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976 Volume(issue)/page/year: -,-,1971/1976

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 2 gm/kg

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

REFERENCE :: 85DPAN "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976 Volume(issue)/page/year: -,-,1971/1976

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 500 mg/kg

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

REFERENCE :: 85DPAN "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976 Volume(issue)/page/year: -,-,1971/1976 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 19 gm/kg/43W-I

TOXIC EFFECTS :: Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 45(11),75,1980 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 0.5 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4724 No. of Facilities: 9 (estimated) No. of Industries: 1 No. of Occupations: 4 No. of Employees: 163 (estimated) No. of Female Employees: 120 (estimated)

Symbol	GHS06, GHS09
Signal Word	Danger
Hazard Statements	H311-H400
Precautionary Statements	P273-P280-P312
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xn: Harmful;N: Dangerous for the environment;
Risk Phrases	21-50/53
Safety Phrases	S60;S61;S36/S37
RIDADR	UN2811 6.1/PG 3
RTECS	TF0175000
HS Code	2920190090

HS Code	2920190090
Summary	2920190090 other thiophosphoric esters (phosphorothioates) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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