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CAS: 5259-88-1
分子式: C12H13NO4S
分子量: 267.30
闪点: 212.0 ℉ - closed cup
中文名称: 
氧化萎锈灵
2,3-二氢-6-甲基-5-苯基氨基甲酰-1,4-氧硫杂芑-4,4-二氧化物
莠锈散
英文名称: 
1,4-oxathiin-3-carboxanilide, 5,6-dihydro-2-methyl-, 4,4-dioxide
1,4-oxathiin, 2,3-dihydro-5-carboxanilido-6-methyl-, 4,4-dioxide
1,4-oxathiin-3-carboxamide, 5,6-dihydro-2-methyl-n-phenyl-, 4,4-dioxide
2,3-dihydro-5-carboxanilido-6-methyl-1,4-oxathiin, 4,4-dioxide
2,3-dihydro-6-methyl-5-phenylcarbamoyl-1,4-oxathiin 4,4-dioxide
5,6-dihydro-2-methyl-1,4-oxathi-ine-3-carboxanilide 4,4-dioxide
5,6-dihydro-2-methyl-1,4-oxathiin-3-carboxanilide 4,4-dioxide
5,6-dihydro-2-methyl-3-carboxanilido-1,4-oxathiin-4,4-dioxid
5,6-dihydro-2-methyl-n-phenyl-1,4-oxathiin-3-carboxamide 4,4-dioxide
carboxin sulfone
dcmod
dioxide of vitavax
f 461
f 461 [pesticide]
f461
methyl-6 phenylcarbamoyl-5 dihydro-2,3 oxathiine-1,4-dioxyde-4,4
oxicarboxin
oxycarboxin
oxycarboxine
plantvax
plantvax 20
vitavax sulfone
vitavex
1,4-oxathiin-3-carboxanilide, 5,6-dihydro-2-methyl-,4,4-dioxide
Oxycarboxin(BSI,ISO,ANSI,JMAF)
2,3-dihydro-6-methyl-5-phenylcarbamoyl-1,4-oxathiin-4-4-dioxide
2,3-dihydro-6-methyl-1,4-oxathiin-5-carboxanilide 4,4-dioxide
性质描述: 无色结晶。熔点127.5-130℃。溶解度(25℃,g/kg):水1.0,丙酮360,苯34,乙醇30,甲醇70,二甲基亚砜2230。
生产方法: 将萎锈灵用双氧水氧化而得。将235.2g萎锈灵加入90ml冰醋酸中,边搅拌边加热,当温度达100℃,使之糊状化。然后冷却至70℃,搅拌下滴加250ml双氧水,先控制70-75℃,后控制90-95℃下反应。冷却,析出固体物,过滤,水洗,干燥而得粗品,用甲醇重结晶得纯的氧化萎锈灵。
用途: 防治锈病的内吸杀菌剂,对谷物、蔬菜的锈病有效,兼具预防和治疗作用。
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