(알)-(-)-무스콘의 입체선택적 제조 방법
    21.
    发明公开
    (알)-(-)-무스콘의 입체선택적 제조 방법 失效
    用于制备(R) - ( - ) - 麦克风的立体选择性方法

    公开(公告)号:KR1020000049811A

    公开(公告)日:2000-08-05

    申请号:KR1020000023417

    申请日:2000-05-02

    CPC classification number: C07B55/00

    Abstract: PURPOSE: A stereo-selective method for preparing (R)-(-)-muscone with high optical purity and high yield is provided. CONSTITUTION: A method for preparing (R)-(-)-muscone comprises steps of: (i) reacting 4-(cis-2, 6-dimethylpiperidine)-(R)-dinaphtodioxaphosphepin of the following formula (I) and 4-(R, R-2, 5-diphenylpyrrolidine)-(R)-dinaphtodioxaphosphepin of the following formula (II) with Cu(OTf)2 to form a complex with copper; and (ii) 1, 4-addition reacting dimethylzinc with 2-cyclopentadecenone using the complex of step (i) as a chiral catalyst.

    Abstract translation: 目的:提供用于制备具有高光学纯度和高产率的(R) - ( - ) - 肌肉的立体选择性方法。 构成:制备(R) - ( - ) - 肌肉酮的方法包括以下步骤:(i)使下式(I)的4-(顺式-2,6-二甲基哌啶) - (R) - 二盐基二磷杂螺环和4- (II)的(R,R-2,5-二苯基吡咯烷) - (R) - 二萘氧基磷杂苯基与Cu(OTf)2形成与铜的络合物; 和(ii)使用步骤(i)的络合物作为手性催化剂,使二甲基锌与2-环戊烯酮1,4-加成反应。

    멜라민의 제조방법
    22.
    发明授权
    멜라민의 제조방법 失效
    制备马来酸的方法

    公开(公告)号:KR1019930005413B1

    公开(公告)日:1993-06-21

    申请号:KR1019910003947

    申请日:1991-03-12

    Abstract: The method for preparing melamine comprises reacting a quanidine deriv. of formula (I) with hexamethyldisilazane (HMDS) as a catalyst and a solvent. In (I), R1 and R2=H, methyl or ethyl; if one of R1 and R2 is ethyl, the other is H. The quanidine deriv. of formula (I) is prepd. by reacting carbonate, chlorate, sulfate or nitrate of the cpd. with a methanol soln. of sodium methoxide. Melamine is a useful compound in the synthesis of aminoplastic polymers, dyestuffs, papers, paints or agricultural chemicals.

    Abstract translation: 制备三聚氰胺的方法包括使喹啉衍生物反应。 式(I)与六甲基二硅氮烷(HMDS)作为催化剂和溶剂。 在(I)中,R 1和R 2 = H,甲基或乙基; 如果R1和R2之一是乙基,另一个是H. 式(I)的化合物是制备的。 通过使cpd的碳酸盐,氯酸盐,硫酸盐或硝酸盐反应。 与甲醇溶胶。 的甲醇钠。 三聚氰胺是合成氨基聚合物,染料,纸张,油漆或农药的有用化合物。

    헤테로고리 할라이드 제조방법
    23.
    发明授权
    헤테로고리 할라이드 제조방법 失效
    制备杂环化合物的方法

    公开(公告)号:KR1019920008616B1

    公开(公告)日:1992-10-02

    申请号:KR1019900011009

    申请日:1990-07-19

    Inventor: 김용해 이춘호

    Abstract: A method for preparing heterocyclic halide of formula (I), (II) and (III) comprises a diamino-substitution reaction of heterocyclic primary amine with CuCl2 (or CuBr2) and t- butylthionitrite (t-BuSNO) or t-butylthionitrate (t-BuSNO2) in an organic solvent. In the formulas, X=Cl or Br; R= benzyl or ribose. Pref. the molar ratio of heterocyclic primary amine:CuCl2 (or CuBr2):t-BUSNO (or t-BuSNO2) is 1:2:2.

    Abstract translation: 制备式(I),(II)和(III)的杂环卤化物的方法包括杂环伯胺与CuCl 2(或CuBr 2)和叔丁基硫代亚硝酸酯(t-BuSNO)或硫酸叔丁酯(t)的二氨基取代反应 -BuSNO2)在有机溶剂中。 在式中,X = Cl或Br; R =苄基或核糖。 县。 杂环伯胺:CuCl 2(或CuBr 2):t-BUSNO(或t-BuSNO 2)的摩尔比为1:2:2。

    플루오르화퓨린핵산의제조방법
    24.
    发明授权
    플루오르화퓨린핵산의제조방법 失效
    制备氟代核酸衍生物的方法

    公开(公告)号:KR1019920005743B1

    公开(公告)日:1992-07-18

    申请号:KR1019900011010

    申请日:1990-07-19

    Inventor: 김용해 이춘호

    Abstract: A method for preparing fluorinated purine nucleic acids of formula (I) comprises a deamino-substitution reaction of a purine nucleic acid of formula (II) by use of tetrafluoro sodium borate and a cpd. of formula t-BuSNOn (where n = 1 or 2) in the presence of acetonitrile. In the formulas, R= triacetyl ribose or thyl; X= methylamine, H or F; Y=OH or F; Z=H or Br; X'= methylamine, H or amine; Y'=OH or amine. Pref. the molar ratio of (II): tetrafluoro sodium borate: t-BuSNOn is 1:2:2. The cpds. (I) have antivirial, antibacterial and anticancer activities.

    Abstract translation: 制备式(I)的氟化嘌呤核酸的方法包括使用四氟硼酸钠和cpd的式(II)的嘌呤核酸的脱氨基取代反应。 的式t-BuSNO n(其中n = 1或2)。 在式中,R =三乙酰基核糖或三 X =甲胺,H或F; Y = OH或F; Z = H或Br; X'=甲胺,H或胺; Y'= OH或胺。 县。 (II):四氟硼酸钠:t-BuSNO n的摩尔比为1:2:2。 cpds。 (一)具有抗病毒,抗菌,抗癌活性。

    2-푸릴피리미딘 유도체의 제조방법
    28.
    发明授权
    2-푸릴피리미딘 유도체의 제조방법 失效
    生产2-呋喃基嘧啶衍生物的方法

    公开(公告)号:KR1019910009957B1

    公开(公告)日:1991-12-07

    申请号:KR1019890020247

    申请日:1989-12-29

    Inventor: 김용해 이춘호

    CPC classification number: C07D405/04

    Abstract: A method for preparing 2-furylpyrimidine derivs. of formula (I) and (II) comprises sililating a cpd. of formula (III), and reacting it with 2-acetoxy tetrahydrofurane of formula (IV) in an organic solvent in the presence of cesium chloride. In (I), X = O or S; R1 and R2 each = O, NH2, F, Br, CH3 or H. In (II), X = O; R1 and R2 each = O, H, F or CH3. In (III), X = O or S; R1 and R2 each = O, NH2, F, Br, CH3 or H. Pref. the organic solvent is acetonitrile. The molar ratio of cesium chloride to the pyrimidine cpd. of formula (III) is 7-12 %. Cpds. (I) and (II) have anticancer activity.

    Abstract translation: 2-呋喃基嘧啶衍生物的制备方法。 式(I)和(II)的化合物包括将cpd粉化。 的式(III)化合物,并使其与式(IV)的2-乙酰氧基四氢呋喃在有机溶剂中在氯化铯存在下反应。 在(I)中,X = O或S; R 1和R 2各自为O,NH 2,F,Br,CH 3或H.在(II)中,X = O; R1和R2各自为O,H,F或CH3。 在(III)中,X = O或S; R1和R2各自为O,NH2,F,Br,CH3或H. 有机溶剂为乙腈。 氯化铯与嘧啶cpd的摩尔比。 的式(III)为7-12%。 CPDS。 (I)和(II)具有抗癌活性。

    비고리 퓨린 유도체의 제조방법
    29.
    发明授权
    비고리 퓨린 유도체의 제조방법 失效
    制备嘌呤衍生物的方法

    公开(公告)号:KR1019900007245B1

    公开(公告)日:1990-10-06

    申请号:KR1019880003073

    申请日:1988-03-22

    Inventor: 김용해 김중영

    Abstract: Acyclic purine derivatives of formula (I) are prepared by silylating purine and alkylating the obtd. intermediate in the presence of zinc iodide and organic solvent. In (I), X is -SH or -NH2; Y is -SH or - NH2; Z is 2-acetoxyethylacetoxymethyl or oacetylmethyl-1,3-di-o- benzyl glycerol gp. (I) have antiviral, antitumor and antibacterial activity.

    Abstract translation: 式(I)的非环嘌呤衍生物通过使嘌呤甲硅烷基化和烷基化来制备。 在碘化锌和有机溶剂存在下中间体。 在(I)中,X是-SH或-NH 2; Y是-SH或-NH2; Z是2-乙酰氧基乙基乙酰氧基甲基或乙酰基甲基-1,3-二-O-苄基甘油gp。 (I)具有抗病毒,抗肿瘤和抗菌活性。

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