用途 新型高效抗球虫药、疗效高,毒性小,适口性好。对急性或慢性多种鸡球虫病均有良好效果。查明显改总部兔、禽的增重率和餵饲报酬。该品是中华人民共和国兽药典(90年版,一部)收入的品种。用途 抗球虫病药,对急性或慢性多种鸡球虫病均有良好效果。生产方法 对氯苯甲醛与N,N'-二氨基胍盐酸盐缩合制得。N,N'-二氨基胍盐酸盐(1,3-Diaminoguanidine monohydrochloride,CH7N5·HCl,[36062-19-8])的制备:从硫氰酸钠出发,与水合肼加成、重排制得氨基硫脲。然后用硫酸二甲酯甲基化、肼解,制得N,N'-二氨基胍盐酸盐。最后,以氨化钙置换成N,N'-二氨基胍盐酸盐。生产方法 由硫氰酸钠与水和肼加成、重排生成氨基硫脲。然后用硫酸二甲酯甲基化、肼解得N.N'-二氨基胍硫酸盐。再用氯化钙置换成N.N'-二氨基胍盐酸盐。最后与对氯苯甲醛再乙醇中缩合制得盐酸氯苯胍,收率94%。生产方法 以磺胺脒为原料,经与乙酰丙酮环合而得。将磺胺脒、乙酰丙酮、亚硫酸氢钠、氢氧化钠和水投入反应釜,加热回流约6h。当反应液中出现结晶后,在加入乙酰丙酮继续回流20h。回收乙酰丙酮后,加入适量的沸水,趁热过滤,滤饼用热水洗涤、重结晶、干燥得磺胺二甲基嘧啶
1-肼基-3-甲硫基-2-丙醇14359-97-81-肼基-3-甲硫基-2-丙醇 14359-97-8PreView CBNumber: CB5901568英文名称: 1-hydrazino-3-(methylthio)propan-2-ol中文名称: 1-肼基-3-甲硫基-2-丙醇MF: C4H12N2OSMW: 136.21588CAS: 14359-97-8中文名称:1-肼基-3-甲硫基-2-丙醇 中文别名:- 英文名称:1-hydrazino-3-(methylthio)propan-2-ol英文别名:1-Hydrazino-3-(methylthio)propan-2-ol; 1-hydrazinyl-3-(methylsulfanyl)propan-2-olCAS号:14359-97-8 EINECS号:238-332-5分子式:C4H12N2OS分子量:136.2159 InChI:InChI=1/C4H12N2OS/c1-8-3-4(7)2-6-5/h4,6-7H,2-3,5H2,1H3分子结构:密度:1.145g/cm3熔点:-沸点:339.1°C at 760 mmHg闪点:158.9°C蒸汽压:6.3E-06mmHg at 25°C
CAS号:123843-57-2英文名称:2,6-Difluoro-4-hydroxybenzonitrile英文同义词:2,6-Difluoro-4-hydro;2,6-Difluoro-4-hydroxy;3,5-DIFLUORO-4-CYANOPHENOL;4-CYANO-3,5-DIFLUOROPHENOL;4-Cyano-3,5-difluorophenol ,99%;2,6-DIFLUORO-4-HYDROXYBENZONITRILE;Benzonitrile, 2,6-difluoro-4-hydroxy-;2,6-two fluoro -4-hydroxybenzonitrile;2,6-Difluoro-4-hydroxybenzonitrile 98%;Benzonitrile, 2,6-difluoro-4-hydroxy- (9CI)中文名称:2,6-二氟-4-羟基苯腈中文同义词:3,5-氟-4-氰基苯酚;3,5-二氟-4-氰基苯酚;2,6-二氟-4-羟基苯腈;4-氰基-3,5-二氟苯酚;2,6-二氟-4-羟基苯甲腈;4-氰基-3,5-二氟苯酚,3,5-二氟-4-氰基苯酚CBNumber:CB4136725分子式:C7H3F2NO分子量:155.1MOL File:123843-57-2.mol
中文名称:曲格列汀中文同义词:曲格列汀;曲格列汀 TRELAGLIPTIN;2-[[6-[(3R)-3-氨基-1-哌啶基]-3,4-二氢-3-甲基-2,4-二氧代-1(2H)-嘧啶基]甲基]-4-氟-苯甲腈;游离的曲格列汀;曲格列汀杂质G英文名称:Trelagliptin英文同义词:Trelagliptin;1-(2-broMo-5-fluorobenzyl)-6-chloro-3-MethylpriMidine-2,4(1H, 3H)-dione;Trelagliplin;(R)-2-[[6-(3-AMinopiperidin-1-yl)-3-Methyl-2,4-dioxo-3,4-dihydropyriMidin-1(2H)-yl]Methyl]-4-fluorobenzonitrile;Trelagliptin(syr472);Benzonitrile, 2-[[6-[(3R)-3-amino-1-piperidinyl]-3,4-dihydro-3-methyl-2,4-dioxo-1(2H) -pyrimidinyl]methyl]-4-fluoro-;Trelagliptin (R)-2-[[6-(3-Aminopiperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl]methyl]-4-fluorobenzonitrile;(S)-2-((6-(3-aminopiperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)-4-fluorobenzonitrileCAS号:865759-25-7分子式:C18H20FN5O2分子量:357.3821032EINECS号:相关类别:原料药;Trelagliptin;医药中间体;API
中文名称:决奈达隆盐酸盐中文同义词:决奈达隆盐酸盐;N-[2-丁基-3-[4-[3-(二丁基氨基)丙氧基]苯甲酰基]-5-苯并呋喃基]甲磺酰胺盐酸盐;盐酸决奈达隆;N-[2-丁基-3-[4-[3-(二丁氨基)丙氧基] 苯基]-5-苯并呋喃基]-甲烷磺酰胺;决奈达隆中间体1;盐酸决奈达隆N-[2-丁基-3-[4-[3-(二丁基氨基)丙氧基]苯甲酰基]-5-苯并呋喃基]甲磺酰胺盐酸盐英文名称:DRONEDARONE HYDROCHLORIDE英文同义词:DRONEDARONE HYDROCHLORIDE;Dronedarone HCl;Dronedarone hydrochloride(SR33589B);MethanesulfonaMide,N-[2-butyl-3-[4-[3-(dibutylaMino)propoxy]benz;MethanesulfonaMide,N-[2-butyl-3-[4-[3-(dibutylaMino)propoxy]benzoyl]-5-benzofuranyl]-,hydrochloride (1:1);N-(2-Butyl-3-(4-(3-(dibutylaMino)propoxy)benzoyl)benzofuran-5-yl)MethanesulfonaMide hydrochloride;Multaq Hydrochloride.;N-[2-Butyl-3-[4-[3-(dibutylaMino)propoxy]benzoyl]-5-benzofuranyl]MethanesulfonaMide HydrochlorideCAS号:141625-93-6分子式:C31H44N2O5S.ClH分子量:593.224EINECS号:相关类别:原料药;科研试剂;Amines;Aromatics;Heterocycles;Intermediates & Fine Chemicals;Pharmaceuticals;细胞生物学;活性药物中间体;盐酸决奈达隆;细胞信号和神经生物学;中间体;原料药(API)
英文别名:2-Chloroacetoacetic acid ethyl ester; ethyl 2-chloro-3-oxobutanoate; ethyl (2S)-2-chloro-3-oxobutanoate; ethyl (2R)-2-chloro-3-oxobutanoate[1] 分子式:C6H9ClO3分子量:164.59InChI:InChI=1/C6H9ClO3/c1-3-10-6(9)5(7)4(2)8/h5H,3H2,1-2H3/t5-/m1/s1[2] 外观:无色至微黄色透明液体密度:1.19熔点:-80 ºC沸点:186 ºC折射率:1.441-1.444闪点:50 ºC蒸汽压:0.086mmHg at 25°C水溶性:17g/L (20 ºC)用途:2-氯乙酰乙酸乙酯用于合成有机磷杀虫剂的中间体3-氯-4-甲基香豆素。生产方法 :其制备方法是由乙酰乙酸乙酯氯化得到α-氯代乙酰乙酸乙酯。