首页
异硫氰酸甲酯

异硫氰酸甲酯

CAS号:556-61-6
英文名:methyl isothiocyanate
若想填写更详细的询价信息,请点击进入询价页面
点我
化合物简介
Methyl isothiocyanate is the organosulfur compound with the formula CH3N=C=S. This low melting colorless solid is a powerful lachrymator. As a precursor to a variety of valuable bioactive compounds, it is the most important organic isothiocyanate in industry.
基本信息
编号系统
物化性质
安全信息
生产方法及用途
生产方法
制备方法:以一甲胺、二硫化碳和氯甲酸乙酯为原料,经下述步骤制得。将二硫化碳和氢氧化钠溶液混合搅拌冷却到10-15℃,在0.5h内加入35%的甲胺水溶液。温热搅拌1-2h使反应完全,生成鲜红色溶液。将其冷至35-40℃,搅拌下滴加氯甲酸乙酯,加完后继续搅拌30min,温度降到30℃左右。将上层异硫氰酸酯分出,用无水硫酸钠干燥后进行分馏,收集115-121℃馏分即为成品。收率约70%。
用途
用作杀虫剂敌线酯(或称氰土灵),灭生性土壤熏蒸剂,在作物种植前杀灭土壤中的真菌、线虫、地下害虫及杂草种子,亦为棉隆、威百亩的活性物质。
下游产品
3-甲基罗丹宁 [4-氨基-2-(甲基氨基)-1,3-噻唑-5-基](苯基)甲酮 1-(4-chloroanilino)-3-methylthiourea 甲硫米特 1-(3-hydroxyphenyl)-3-methylthiourea carbononitridic isothiocyanate 1,3-二甲基-2-硫代乙内酰脲 1-amino-3-methyl-1-phenylthiourea 1,3-dimethyltetraphenylcyclodigermazane 4-甲基-5-甲基-4H-[1,2,3]三唑-3-硫醇 1,3,5-trimethyl-1,3,5-triazinane-2,4,6-trithione 1-Methyl-3-phenyl-4,5-diphenylimino-imidazolidin-2-thion Dicyclohexyl-amine; compound with 1-(3-methyl-thioureido)-ethanesulfonic acid O-methyl N-methylcarbamothioate 1-anilino-3-methyl-1-phenylthiourea trans-4,5-dimethyl-N-methyl-1,3-dioxolan-2-imine 5-苯基-4-甲基-4氢-3-羟基-1,2,4-三唑 N,5-二甲基-4,5-二氢-1,3-噻唑-2-胺 硫代异氰酸苯酯 N,N′-二甲基硫脲 四甲基硅烷 5-(4-氯苯基)-2,4-二氢-4-甲基-3H-1,2,4-三唑-3-硫酮 1-(2-aminophenyl)-3-methylthiourea 5-(furan-2-ylmethylidene)-3-methyl-2-sulfanylidene-1,3-thiazolidin-4-one 1-(2,6-dimethylphenyl)-3-methylthiourea cis-4,5-dimethyl-N-methyl-1,3-dioxolan-2-imine 1-methyl-3-(1,3-thiazol-2-yl)thiourea N-甲基-二硫代氨基甲酸 3-amino-N-methyl-1,2,4-triazole-1-carbothioamide 1,3-dimethyl-1-(methylamino)thiourea 1-甲基-5-氨基四氮唑 5-(1H-吲哚-3-基甲基)-3-甲基-2-硫酮-4-咪唑烷酮 2,2,4,4-tetraphenyl-1,3,2,4-dithiadigermetane 二正丁基硫化锡 5-amino-N-methyl-1,2,4-triazole-1-carbothioamide N-methylthiophene-2-carbothioamide N-methylmethanethioamide 4-甲基-5-吡啶-4H-[1,2,4]噻唑-3-硫醇 1-(2-chloroanilino)-3-methylthiourea 5-[(4-methoxyphenyl)methylidene]-3-methyl-2-sulfanylidene-1,3-thiazolidin-4-one 甲硫醚 3-甲基-5-[1-(4-硝基苯基)-(z)-亚甲基]-2-硫氧代噻唑烷-4-酮 3-甲基-4-亚甲基-3,4-二氢喹唑啉-2(1h)-硫酮 二乙基酮 2,3-二甲基-3H-喹唑啉-4-酮 1-甲基-3-苯基硫脲 1-hydroxy-3-methyl-1-phenylthiourea Mth-dl-亮氨酸 5,6-dihydro-1,3,5-trimethyl-6-methylimino-1,3,5-triazine-2,4-(1H,3H)-dithione