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Dimethenamid

CAS No.
87674-68-8
Chemical Name:
Dimethenamid
Synonyms
FRONTIER;(RS)-2-chloro-N-(2,4-dimethyl-3-thienyl)-N-(2-methoxy-1-methylethyl)acetamide;Fronier;SAN 582;San 682h;SAN 582H;Fieldstar;DIMETHENAMID;Dimethenamid 0;Frontier herbicide
CBNumber:
CB6107545
Molecular Formula:
C12H18ClNO2S
Molecular Weight:
275.79
MDL Number:
MFCD01632376
MOL File:
87674-68-8.mol
MSDS File:
SDS
Last updated:2026-07-31 15:25:14

Dimethenamid Properties

Melting point 25°C
Boiling point bp26.7 Pa 127°
Density d25 1.187
refractive index 1.5630 (estimate)
storage temp. 0-6°C
solubility Chloroform (Slightly), DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly)
pka 1.16±0.50(Predicted)
Merck 13,3240
BRN 8143313
Henry's Law Constant 8.9×102 mol/(m3Pa) at 25℃, Keshavarz et al. (2022)
Major Application agriculture
environmental
InChI 1S/C12H18ClNO2S/c1-8-7-17-10(3)12(8)14(11(15)5-13)9(2)6-16-4/h7,9H,5-6H2,1-4H3
InChIKey JLYFCTQDENRSOL-UHFFFAOYSA-N
SMILES COCC(C)N(C(=O)CCl)c1c(C)csc1C
EWG's Food Scores 1
FDA UNII 8504Z6C4XZ
Pesticides Freedom of Information Act (FOIA) Dimethenamid
EPA Substance Registry System Dimethenamid (87674-68-8)
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Environment (GHS09)
GHS07,GHS09
Signal word  Warning
Hazard statements  H302-H411
Precautionary statements  P264-P270-P273-P301+P312-P391-P501
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  Xn,N
Risk Statements  22-51/53
RIDADR  UN 3082 9 / PGIII
WGK Germany  2
RTECS  AB5444200
Storage Class 10 - Combustible liquids
Hazard Classifications Acute Tox. 4 Oral
Aquatic Chronic 2
Hazardous Substances Data 87674-68-8(Hazardous Substances Data)
Toxicity LD50 in rats (mg/kg): 1570 orally; >2000 dermally; LC50 in bluegill sunfish, rainbow trout (mg/l): 6.4, 2.6 (Harr)

Dimethenamid price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich CRM04437 Dimethenamid certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland 87674-68-8 50 mg $128 2026-04-30 Buy
Sigma-Aldrich 31726 Dimethenamid PESTANAL 87674-68-8 100mg $226 2026-04-30 Buy
TRC TRC-D460580-10MG Dimethenamid 87674-68-8 10mg $62 2026-06-03 Buy
TRC TRC-D460580-100MG Dimethenamid 87674-68-8 100mg $169 2026-06-03 Buy
ChemScene CS-0088803 Dimethenamid 87674-68-8 10mg $135 2026-06-04 Buy
Product number Packaging Price Buy
CRM04437 50 mg $128 Buy
31726 100mg $226 Buy
TRC-D460580-10MG 10mg $62 Buy
TRC-D460580-100MG 100mg $169 Buy
CS-0088803 10mg $135 Buy

Dimethenamid Chemical Properties, Uses, Production

Description

Dimethanamid is a soil-applied herbicide. It is highly soluble in water and has a low volatility. It is not expected to be persistent in soil systems but may be persistent in water depending on local conditions. It is moderately toxic to most fauna and flora for which data is available. Dimethenamid is also moderately toxic to mammals if ingested and is a skin irritant and skin sensitizer.

Uses

Preemergence herbicide for use in food crops.

Production Methods

The commercial production of dimethenamid begins with the reaction of 2,4-dimethylthiophene-3-amine with 2-methoxy-1-methylethylamine, followed by acylation with chloroacetyl chloride in an organic solvent under controlled temperature and pH to ensure high yield and purity. The crude dimethenamid is purified through filtration and recrystallisation to remove impurities.

Definition

ChEBI: 2-chloro-N-(2,4-dimethylthiophen-3-yl)-N-(1-methoxypropan-2-yl)acetamide is an organochlorine compound that is 2-chloroacetamide substituted by a 2,4-dimethylthiophen-3-yl and a 1-methoxypropan-2-yl group at the nitrogen atom. It is a member of thiophenes, an aromatic amide, an ether and an organochlorine compound.

Agricultural Uses

Herbicide: A U.S. EPA restricted Use Pesticide (RUP) as Dimethenamide-P. Not approved for use in EU countries

Trade name

DETAIL®; DPX-PM082® (formulation containing dimethenamid, chlorimuron-ethyl, and so- dium sulforicinol); FRONTIER®; GUARDSMAN®; LEADOFF® (atrazine + dimethenamid), DuPont TM Crop Protection; PURSUIT®; OPTILL®; SAN-582H®

Mechanism of action

Absorbed via roots, little translocation. Inhibition of mitosis and cell division.

Pesticide Type

Herbicide

106014-16-8
87674-68-8
Synthesis of Dimethenamid from 2,5-DiMethyl-3-thiaadipic Acid

Dimethenamid Preparation Products And Raw materials

Global Suppliers ( 89)
Supplier Tel Email Country ProdList Advantage
Shanghai Aitixi Biotechnology Co., Ltd 18721763493 2493172863@qq.com China 997 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky (shanghai) International Co.,Ltd 021-50135380 shchemsky@sina.com China 15350 60
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Nanjing Sunlida Biological Technology Co., Ltd. 025-57798810 18652991625 sales@sunlidabio.com China 3223 55
Shanghai JONLN Reagent Co., Ltd. 400-0066400 13621662912 422131432@qq.com China 9970 55
HBCChem, Inc. +1-510-219-6317 sales@hbcchem.com United States 10628 60
Alta Scientific Co., Ltd. 022-6537-8550 15522853686 sales@altasci.com.cn China 4508 55
Shanghai Xilong Biochemical Technology Co., Ltd. 021-52907766-8042 China 9928 58
Shandong Xiya Chemical Co., Ltd. 4009903999 13395398332 sales@xiyashiji.com China 20788 60

View Latest Price from Dimethenamid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Dimethenamid pictures 2020-02-20 Dimethenamid
87674-68-8
$1.00 1KG 98%HPLC 10Tons Career Henan Chemical Co
2-CHLORO-N-(2,4-DIMETHYL-3-THIENYL)-N-(2-METHOXY-1-METHYLETHYL)ACETAMIDE DIMETHENAMID Acetamide, 2-chloro-N-(2,4-dimethyl-3-thienyl)-N-(2-methoxy-1-methylethyl)- dimethenamid (bsi,pa e-iso) Fronier DIMETHENAMID STANDARD Dimethenamid [iso] Epa pesticide chemical code 129051 Frontier herbicide San 682h Dimethenamid 100mg [87674-68-8] Fieldstar SAN 582 SAN 582H Dimethenamid 0 Dimethenamid@1000 μg/mL in Acetone Dimethenamid Solution in Methanol, 100μg/mL 2-chloro-N-(2,4-dimethylthiophen-3-yl)-N-(1-methoxypropan-2-yl)acetamide Dimethenamid in Acetone Dimethenamid 100 μg/ml Methanol L12677500MEDimethenamid 10μg/mLin Methanol Adipic Acid Impurity 21 Dimethenamid 10 μg/mL in Methanol (RS)-2-chloro-N-(2,4-dimethyl-3-thienyl)-N-(2-methoxy-1-methylethyl)acetamide FRONTIER 87674-68-8 MTS & Sulfhydryl Active Reagents Amines Heterocycles Sulfur & Selenium Compounds