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    • 74. 发明授权
    • 살균효력이 있는 싸이클로펜타[d][1,2]옥사진-4-카르복실산 유도체 및 그것을 유효성분으로 함유하는 농원예용 살균제 조성물
    • CYCLOPENTA£D |£1,2 |含氧-4-羧酸衍生物和含有它的农业/农业的杀真菌剂
    • KR1019970011458B1
    • 1997-07-11
    • KR1019940031777
    • 1994-11-29
    • 한국화학연구원
    • 박창식연규환최경자
    • C07D265/02A01N43/72
    • Chlorooxyimido acetate is halogenated in the presence of base or in the absence of base such as sodium carbonate, potassium carbonate, trimethylamine or pyridine in solvent such as dichloromethane, chloroform, carbon tetrachloride, benzene, toluene, etc., to yield cyclopenta-(d)-(1,2)-oxazine-4-carboxylic acid derivatives of general formula(I) having great effect on diseases occurred by bacteria such as rhizoctonia solani, pyricularia oryzae, corticium centrifugum, etc. In general formula(I), Het represents hetero-aromatic ring, R1 represents hydrogen atom, low molecular weight alcohols having 1 to 6 carbon atoms, etc., and R2, R3, R4 respectively represent hydrogen atom, alkyl having 1 to 3 of carbon atoms, alkoxy, nitro group, halogen atoms or benzene.
    • 在碱存在下或在不存在碱例如碳酸钠,碳酸钾,三甲胺或吡啶的溶剂如二氯甲烷,氯仿,四氯化碳,苯,甲苯等中卤化氯乙酰亚氨酸乙酯,得到环戊烷(d ) - 具有对细菌如立枯丝核菌(Solizoctonia solani),稻瘟菌(pyricularia oryzae),皮质离心液等离子体等引起的疾病引起的疾病影响很大的通式(I)的(1,2) - 恶嗪-4-羧酸衍生物。在通式(I)中,Het 表示杂芳香环,R 1表示氢原子,具有1〜6个碳原子的低分子量醇等,R 2,R 3,R 4分别表示氢原子,碳原子数1〜3的烷基,烷氧基,硝基, 卤原子或苯。
    • 78. 发明授权
    • 결정 석회 유황합제의 제조방법
    • 制备水性硫醇混合物的方法
    • KR1019920008347B1
    • 1992-09-26
    • KR1019890018603
    • 1989-12-14
    • 한국화학연구원
    • 박창식이연수
    • C30B7/14
    • A crystalline lime sulphur is prepared by reaction of quicklime, sulphur and water in presence of catalysts. Catalysts added to the reaction are more than one or two of magnesium, iron, silicon powder or the mixture of them. The reaction ratio of lime, sulphur and water is 1:1.2-1.6:2-2.5. And metallic spheres such as stainless steel, tungsten, zinc, lead, copper, etc. are used as another additives in a reactor. The structure (I) of a crystalline lime sulphur has water of crystallization.
    • 在催化剂存在下,通过生石灰,硫和水的反应来制备结晶石灰硫。 添加到反应中的催化剂是镁,铁,硅粉末或它们的混合物中的一种或多种。 石灰,硫磺和水的反应比为1:1.2-1.6:2-2.5。 并且在反应器中使用诸如不锈钢,钨,锌,铅,铜等的金属球作为另外的添加剂。 结晶石灰硫的结构(I)具有结晶水。