常州群業(yè)精細(xì)化工有限公司
Changzhou Qunye Fine Chemical Co., Ltd.
An enterprise specializing in the research,
Development, production and sales of fine chemical products
常州群業(yè)精細(xì)化工有限公司
Changzhou Qunye Fine Chemical Co., Ltd.
An enterprise specializing in the research,
Development, production and sales of fine chemical products
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Qunye Fine Chemical
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Chlorpyrisulfuron
| Product Name | Chlorpyrisulfuron |
| CAS NO. | 100784-20-1 |
| Structural formula |  |
| Introduction | Chinese common name: chlorpyrisulfuron-methyl English common name: Halosulfuron-methyl (BSI, ISO) Chemical structure type: sulfonylurea Physical and chemical properties: The pure product is a white powdery solid; the melting point is 175.5-177.2ºC; Density 1.618 (20ºC); Vapor pressure: <1.0 *10^-5Pa(25ºC). Distribution coefficient: Log P = -0.0186 (pH 7,23±2ºC); Solubility (20ºC, g/l): 0.015 (pH 5), 1.65 (pH 7) in water, 1.62 in methanol; Stable storage under normal conditions; p Ka = 3.44(22ºC). Preparation: 95% TC, 75% WDG. Applicable crops: wheat, corn, rice, sugar cane, lawn, etc. Prevention target: Chlorpyrisulfuron is mainly used to control broad-leaved weeds and sedge weeds, such as Cang Er, Men Tu Luo, Ambrosia, Amaranthus retroflexus, Wild Watermelon Seedlings, Polygonum, Purslane, Solanum, Cassia, Morning glory, xiangfuzi, etc. Instructions: Both pre-emergence and post-emergence can be applied. The pre-emergence application dosage is: 70-90 g active ingredient/ha; after emergence: 18-35 g active ingredient/ha. The pre-emergence use of corn fields should be used together with the safener MON13900 to reduce the damage to corn. Analysis method: HPLC Development company: Nissan Chemical Company R&D, Monsanto Developed. |
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