DC Chemicals Limited
China
Product Name: Diclofop-methyl
Price: $Inquiry/250mg $Inquiry/100mg $Inquiry/1g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Diclofop-methyl
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

51338-27-3

51338-27-3 structure

Name: DICLOFOP-METHYL
Chemical Name: diclofop-methyl
CAS Number: 51338-27-3
Molecular Formula: C₁₆H₁₄Cl₂O₄
Molecular Weight: 341.186
Catalog: Chemical pesticide herbicide Other herbicides
Create Date: 2018-07-11 22:41:36
Modify Date: 2025-08-23 14:16:42
Diclofop-methyl, a common post-emergence herbicide, is widely used in agriculture production. Diclofop-methyl increases the proton permeability of isolated oat-root tonoplast[1][2].

Name	diclofop-methyl
Synonyms	Propanoic acid, 2-[4-(2,4-dichlorophenoxy)phenoxy]-, methyl ester DICLOFOP-METHYL Hoelon 2-[4-(2,4-Dichlorophenoxy)phenoxy]propanoic Acid Methyl Ester Hoe-grass Illoxan Diclofop methyl ester MFCD00128052 Diclofop, methyl ester EINECS 257-141-8 diclofop methyl Methyl 2-[4-(2,4-Dichlorophenoxy)phenoxy]propionate rac-methyl (2R)-2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate Hoegrass methyl (RS)-2-[4-(2,4-dichlorophenoxy)phenoxy]propionate Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate METHYL (RS)-2-(4-(2,4-DICHLOROPHENOXY)PHENOXY)PROPIONATE

Description	Diclofop-methyl, a common post-emergence herbicide, is widely used in agriculture production. Diclofop-methyl increases the proton permeability of isolated oat-root tonoplast[1][2].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
In Vitro	Diclofop-methyl (1 micromolar) significantly reduced the steady-state H(+) gradient generated in the presence of ATP[1].
References	[1]. Ratterman DM, et al. Diclofop-methyl increases the proton permeability of isolated oat-root tonoplast. Plant Physiol. 1989;91(2):756-765. [2]. Li X, et al. The interactive effects of diclofop-methyl and silver nanoparticles on Arabidopsis thaliana: Growth, photosynthesis and antioxidant system. Environ Pollut. 2018;232:212-219.

Density	1.3±0.1 g/cm3
Boiling Point	408.0±45.0 °C at 760 mmHg
Melting Point	39-41°C
Molecular Formula	C₁₆H₁₄Cl₂O₄
Molecular Weight	341.186
Flash Point	150.3±27.7 °C
Exact Mass	340.026917
PSA	44.76000
LogP	4.24
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.562
Water Solubility	0.005 g/100 mL

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UF1180000

CHEMICAL NAME :: Propionic acid, 2-(4-(2,4-dichlorophenoxy)phenoxy)-, methyl ester

CAS REGISTRY NUMBER :: 51338-27-3

LAST UPDATED :: 199612

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C16-H14-Cl2-O4

MOLECULAR WEIGHT :: 341.20

WISWESSER LINE NOTATION :: GR CG DOR DOY1&VO1

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 :: 512 mg/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: -,C165,1991

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

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 8300 mg/m3/4H

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: A138,1983

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 :: 85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year: A138,1983

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 586 mg/kg

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

REFERENCE :: ZDBEA9 Zdravookhranenie Belorussii. Public Health Service of White Russia. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1955- Volume(issue)/page/year: (3),29,1984

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 1600 mg/kg

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: A138,1983

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: >10 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: 9,262,1991 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 672 mg/kg/4W-C

TOXIC EFFECTS :: Liver - changes in liver weight Blood - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.)

REFERENCE :: BECTA6 Bulletin of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1966- Volume(issue)/page/year: 40,153,1988 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989

Symbol	GHS07, GHS09
Signal Word	Warning
Hazard Statements	H302-H317-H410
Precautionary Statements	P273-P280-P501
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xn:Harmful;N:Dangerousfortheenvironment;
Risk Phrases	R22;R43;R50/53
Safety Phrases	S24-S37-S60-S61
RIDADR	UN 3077
RTECS	UF1180000
HS Code	2918990025

40843-73-0

66648-29-1

51338-27-3

Literature: US4531969 A1, ;

5445-17-0

40843-73-0

~91%

51338-27-3

Literature: Zeitschrift fuer Naturforschung, Teil B: Anorganische Chemie, Organische Chemie, , vol. 35, # 3 p. 366 - 371

Precursor 3
40843-73-0 66648-29-1 5445-17-0
DownStream 2
40843-25-2 75021-71-5

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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