Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Afugan
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Purity: 98.0%
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Afugan
Price: ￥1338.0/250mg
Purity: 98.0%
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DC Chemicals Limited
China
Product Name: Pyrazophos
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

13457-18-6

13457-18-6 structure

13457-18-6 structure

Name: Afugan
Chemical Name: pyrazophos
CAS Number: 13457-18-6
Molecular Formula: C₁₄H₂₀N₃O₅PS
Molecular Weight: 373.365
Catalog: Chemical pesticide Fungicide Other fungicides
Create Date: 2018-03-17 08:00:00
Modify Date: 2025-08-26 11:57:36
Pyrazophos is an organic compound used as a fungicide and an insecticide.

Name	pyrazophos
Synonyms	2-(Diethoxy-thiophosphoryloxy)-5-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid ethyl ester Ethyl 2-[(diethoxyphosphorothioyl)oxy]-5-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate ethyl 2-diethoxyphosphinothioyloxy-5-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate Pyrazolo[1,5-a]pyrimidine-6-carboxylic acid, 2-[(diethoxyphosphinothioyl)oxy]-5-methyl-, ethyl ester ethyl 2-[(diethoxyphosphinothioyl)oxy]-5-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate 2-Hydroxy-5-methylpyrazolo[1,5-a]pyrimidine-6-carboxylic Acid Ethyl Ester O-Ester with O,O-Diethyl Phosphorthioate PYRAZOPHOS EINECS 236-656-1 Curamil MFCD00055494 O-6-ethoxycarbonyl-5-methylpyrazolo[1,5-a]pyrimidin-2-yl O,O-diethyl phosphorothioate Afugan 2-[(Diethoxyphosphinothioyl)oxy]-5-methylpyrazolo[1,5-a]pyrimidine-6-carboxylic Acid Ethyl Ester

Density	1.4±0.1 g/cm3
Melting Point	51℃
Molecular Formula	C₁₄H₂₀N₃O₅PS
Molecular Weight	373.365
Exact Mass	373.086121
PSA	126.08000
LogP	3.01
Index of Refraction	1.596

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TF2035000

CHEMICAL NAME :: Phosphorothioic acid, O,O-diethyl ester, O-ester with (6-ethoxycarbonyl-5-methyl) pyrazolo(1,5-a)pyrimidin-2-ol

CAS REGISTRY NUMBER :: 13457-18-6

LAST UPDATED :: 199612

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C14-H20-N3-O5-P-S

MOLECULAR WEIGHT :: 373.40

WISWESSER LINE NOTATION :: T56 ANN FNJ COPS&O2&O2 G1 HVO2

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 :: 218 mg/kg

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

REFERENCE :: KHZDAN Khigiena i Zdraveopazvane. Hygiene and Sanitation. (Hemus, Blvd. Russki 6, Sofia, Bulgaria) V.9- 1966- Volume(issue)/page/year: 23,538,1980

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >2 gm/kg

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

REFERENCE :: PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,734,1991

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 435 mg/kg

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

REFERENCE :: 85KYAH "Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals", 11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989 Volume(issue)/page/year: 11,1266,1989

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: 118 mg/kg

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

REFERENCE :: PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,734,1991

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 184 mg/kg

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

REFERENCE :: 85KYAH "Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals", 11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989 Volume(issue)/page/year: 11,1266,1989 *** REVIEWS *** TOXICOLOGY REVIEW RREVAH Residue Reviews. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1962- Volume(issue)/page/year: 53,99,1974

Symbol	GHS06, GHS09
Signal Word	Danger
Hazard Statements	H301-H332-H410
Precautionary Statements	P273-P301 + P310-P501
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xn: Harmful;N: Dangerous for the environment;
Risk Phrases	20/22-50/53
Safety Phrases	36/37-46-60-61
RIDADR	UN 2783
RTECS	TF2035000
Packaging Group	III
Hazard Class	6.1(b)

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