CAS 88283-41-4|PYRIFENOX

Introduction：Basic information about CAS 88283-41-4|PYRIFENOX, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Customs
6. Synonyms

Common Name	PYRIFENOX
CAS Number	88283-41-4	Molecular Weight	295.16400
Density	1.25g/cm3	Boiling Point	417.7ºC at 760 mmHg
Molecular Formula	C₁₄H₁₂Cl₂N₂O	Melting Point	<25℃
MSDS	ChineseUSA	Flash Point	145ºC
Symbol	GHS07	Signal Word	Warning

Names

Name	pyrifenox
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.25g/cm3
Boiling Point	417.7ºC at 760 mmHg
Melting Point	<25℃
Molecular Formula	C₁₄H₁₂Cl₂N₂O
Molecular Weight	295.16400
Flash Point	145ºC
Exact Mass	294.03300
PSA	34.48000
LogP	3.98160
Index of Refraction	1.583
InChIKey	CKPCAYZTYMHQEX-UHFFFAOYSA-N
SMILES	CON=C(Cc1cccnc1)c1ccc(Cl)cc1Cl
Storage condition	0-6°C

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: KM5772000

CHEMICAL NAME :: Ethanone, 1-(2,4-dichlorophenyl)-2-(3-pyridinyl)-, O-methyloxime

CAS REGISTRY NUMBER :: 88283-41-4

LAST UPDATED :: 199512

DATA ITEMS CITED :: 9

MOLECULAR FORMULA :: C14-H12-Cl2-N2-O

MOLECULAR WEIGHT :: 295.18

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 :: 1705 mg/kg

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

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,355,1991

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >2048 mg/m3

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

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,355,1991

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >5 gm/kg

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

REFERENCE :: FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave., Willoughy, OH 44094) Volume(issue)/page/year: -,C258,1991

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2705 mg/kg

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

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,355,1991 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 68250 mg/kg/13W-C

TOXIC EFFECTS :: Liver - fatty liver degeneration Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Kidney, Ureter, Bladder - changes in bladder weight

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,355,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 39312 mg/kg/2Y-C

TOXIC EFFECTS :: Liver - fatty liver degeneration Liver - changes in liver weight Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,355,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 54600 mg/kg/13W-C

TOXIC EFFECTS :: Liver - fatty liver degeneration Blood - normocytic anemia Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,355,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 21504 mg/kg/80W-C

TOXIC EFFECTS :: Liver - changes in liver weight

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,355,1991

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 18250 mg/kg/1Y-I

TOXIC EFFECTS :: Liver - other changes Endocrine - changes in adrenal weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

REFERENCE :: NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1976- Volume(issue)/page/year: 16,355,1991

Safety Information

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn: Harmful;
Risk Phrases	R22
RIDADR	NONH for all modes of transport
RTECS	KM5772000
HS Code	2933399052

Customs

HS Code	2933399052
Summary	2933399052 (z)-1-(2,4-dichlorophenyl)-2-(pyridin-3-yl)ethanone o-methyl oxime。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:20.0%

Synonyms

2,4-Dichlor-styrol

2’,4’-dichloro-2-(3-pyridyl)acetophenone (EZ)-O-methyloxime

Benzene,2,4-dichloro-1-ethenyl

2,4-dichloro-styrene

2',4'-dichloro-2-(3-pyridyl)acetophenone-O-methyloxime

1,3-dichloro-4-vinylbenzene

1-(2,4-dichlorophenyl)-2-(3-pyridinyl)ethanone O-methyloxime

Pyrifenox

2,6-dichlorostyrene

(1Ξ)-1-(2,4-dichlorophenyl)-N-methoxy-2-(pyridin-3-yl)ethan-1-imine

2,4-Dichloro-1-vinylbenzene

2,4-dichloro-1-ethenyl-benzene

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