Dimethenamid
Synonym(s):2-Chloro-N-(2,4-dimethyl-3-thienyl)-N-(2-methoxy-1-methylethyl)acetamide
- CAS NO.：87674-68-8
- Empirical Formula: C12H18ClNO2S
- Molecular Weight: 275.79
- MDL number: MFCD01632376
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-07-31 15:25:14
What is Dimethenamid?
The Uses of Dimethenamid
Preemergence herbicide for use in food crops.
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®
Properties of Dimethenamid
| 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) |
| form | neat |
| Merck | 13,3240 |
| BRN | 8143313 |
| EPA Substance Registry System | Dimethenamid (87674-68-8) |
Safety information for Dimethenamid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Environment GHS09 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H411:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P273:Avoid release to the environment. P391:Collect spillage. Hazardous to the aquatic environment P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P501:Dispose of contents/container to..… |
Computed Descriptors for Dimethenamid
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