Dimethenamid
Specification : 90%TC,500EC, 720EC
Chemical Name:
2-Chloro-N-((1-methyl-2-methoxy)-ethyl)-N-(2,4-dimethyl-thien-3-yl)acetamide
Formula: C12H18ClNO2S.
Molecular weight: 275.7927.
CAS No. : 87674-68-8.
Description:
Appearance : light yellow powder.
Melting Point:
Vapour Pressure:
Stability :.
Toxicity
Oral: Acute oral LD50 for rats 1570 mg/kg.
Skin and eye Acute percutaneous LD50: For rats and rabbits >2000 mg/kg.
Non-irritating to skin; Mild eye irritant (rabbits). Sensitising to skin.
Inhalation: (4 h) for rats >4990 mg/m3 air.
Birds: Acute oral LD50 for bobwhite quail 1908 mg/kg b. W. Dietary LC50 for bobwhite quail and mallard ducks >5620 mg/kg b. W.
Fish: LC50 (96 h) for bluegill sunfish 6.4, rainbow trout 2.6 mg/l. LC50for sheepshead minnow 7.2 mg/l.
Bees: Contact LD50 >1 mg/bee.
Daphnia: LC50 16 mg/l. Algae: LC50 forScenedesmus subspicatus 0.062 mg/l.
Worms: LC50 459.8 mg/kg dry soil. Other aquatic spp.: LC50 for mysid shrimp (Mysidopsis bahia) 4.8, eastern oyster (Crassostrea virginica) 5.0 mg/l.
Application
Biochemistry: Alkylation of sulfhydryl groups of certain enzymes is probably involved.
Mode of action: Herbicide which is absorbed by the coleoptile, whereas practically no activity occurs after application to seeds, roots, or developed leaves.
Uses: Control of annual grasses and many broad-leaved weeds pre-emergence in maize, soya beans, and other crops.
Name of product |
Dimethenamid TC |
Index name |
Index value |
Measured value |
Appearance |
Yellow liquid |
Yellow liquid |
Content (%) |
≥95.00 |
95.8 |
PH Value (H2SO4)% |
6-7 |
6.4 |
Moisture (%) |
≤1.5 |
1.2 |
HANGZHOU TIANLONG BIOTECHNOLOGY CO., LTD.
Office Add: Room 1906,Fengqi Times Tower, No.338 Fengqi East Road, Hangzhou, Zhejiang, China.
Mr. Herry Xu-Tel: 0086-13456854588;
Ms. Sera Gu-Tel: 0086-13675893255;
Web: chemsales.en.made-in-china.com
Tel: 0086-571-87763259
Fax: 0086-571-87079476
HANGZHOU TIANLONG BIOTECHNOLOGY CO., LTD.
Office Add: Room 1906,Fengqi Times Tower, No.338 Fengqi East Road, Hangzhou, Zhejiang, China.
Mr. Herry Xu-Tel: 0086-13456854588;
Ms. Sera Gu-Tel: 0086-13675893255;
Web: chemsales.en.made-in-china.com
Tel: 0086-571-87763259
Fax: 0086-571-87079476