| 中文名稱: | N-苯基-N-1,2,3-噻二唑-5-脲 |
| 中文同義詞: | N-苯基-N-1,2,3-噻二唑-5-脲;脫葉靈;脫葉脲;賽苯隆;噻苯隆;脫葉靈,噻苯靈;N-苯基-N-1,2,3-噻二唑-5-脲 ;1-苯基-3-(1,2,3-噻二唑-5-基)脲 |
| 英文名稱: | 5-Phenylcarbamoylamino-1,2,3-thiadiazole |
| 英文同義詞: | N-PHENYL-N'-(1,2,3-THIADIAZOL-5-YL)UREA;THIDIAZAURON;5-Phenylcarbamoylamino-1,2,3-thiadiazole;1-PHENYL-3-(1,2,3-THIADIAZOL-5-YL)UREA;DROPP;DROPP(R);(n-1,2,3-thiadiazolyl-5)-n’-phenylurea;1-phenyl-3-(1,2,3-thiadiazol-5-yl)-ure |
| CAS號: | 51707-55-2 |
| 分子式: | C9H8N4OS |
| 分子量: | 220.25 |
| 化學性質 | 純品為白色無臭無味結晶固體。m.p.210~212.5℃(分解)(217℃分解),蒸氣壓4×10-9Pa)(25℃)。在25℃的溶解度為:二甲基亞砜>500g/L,二甲基甲酰胺>500g/L,環(huán)己酮21.5g/L,丙酮8g/L,甲醇4.5g/L,乙酸乙酯0.8g/L,己烷6mg/L,不溶于脂肪族和芳香族烴,在水中溶解度31mg/L。分配系數59(pH=7.3)。200℃以下穩(wěn)定;室溫下對水穩(wěn)定,半衰期>24d;在土壤中半衰期<60d。 |
| 用途 | 脲類植物生長調節(jié)劑,具有細胞激動素活性。主要用作棉花脫葉劑,也可用于蘋果樹、葡萄樹、木槿屬脫葉及菜豆、大豆、花生等作物。有明顯的抑制作用,用量為0.3~3kg/hm2。如棉田用量為0.5kg/hm2,在50%~60%棉桃打開時用藥,將制劑稀釋成500L/hm2的水溶液,噴于植株上,脫葉效果98%。還可用于防治稗草、狗牙草、馬唐、看麥娘、匍匐冰草、豬殃殃等雜草,用量3kg/hm2,防效近100%。 |
| 用途 | 用作植物生長調節(jié)劑,適用于棉花等脫葉 |
| Summary |
| <Cell Culture><Plant TissueCulture><Plant Growth-Regulator> A urea compound with a heterocyclic ring and a plant growthregulator showing cytokinin-like activity. It is known to show dualeffects - promotion and inhibition of growth- depending on the doserange. |
| Appearance: | White -yellowish brown, crystals - powder |
|---|---|
| Purity: | 97.0+%(Titration) |
| Toxicity: | LD50 (rat, orl)>4000 mg/kg. |
| Melting Point: | 213 degrees C(dec.) |