Liquid antioxidants as stabilizers
    131.
    发明授权
    Liquid antioxidants as stabilizers 失效
    液体抗氧化剂作为稳定剂

    公开(公告)号:US5739341A

    公开(公告)日:1998-04-14

    申请号:US462254

    申请日:1995-06-02

    摘要: Products are described which can be obtained by reacting components a), b) and c), where component a) is a compound of the formula I or a mixture of compounds of the formula I, component b) is a compound of the formula II or a mixture of compounds of the formula II and component c) is a compound of the formula III or a mixture of compounds of the formula III, ##STR1## in which the general symbols are as defined in claim 1, the compound of the formula I being, for example, pentaerythritol, thiodiethylene glycol, 1,4-butanediol, 1,4-propanediol, diethylene glycol, triethylene glycol, diethanolamine or glycerol, the compound of the formula II being, for example, sunflower oil or coconut fat, and the compound of the formula III being, for example, methyl 3-(3',5'-di-tert-butyl-4'-hydroxyphenyl)propionate. The abovementioned products can be used as liquid antioxidants in polymers and lubricants.

    摘要翻译: 描述了通过使组分a),b)和c)反应得到的产物,其中组分a)是式I化合物或式I化合物的混合物,组分b)是式II化合物 或式II化合物和组分c)的化合物的混合物是式III的化合物或式III化合物,X(Y)a,(I),(II) 权利要求1中,式I化合物为例如季戊四醇,硫代二甘醇,1,4-丁二醇,1,4-丙二醇,二甘醇,三甘醇,二乙醇胺或甘油,式II化合物为 例如向日葵油或椰子脂肪,式III化合物为例如3-(3',5'-二叔丁基-4'-羟基苯基)丙酸甲酯。 上述产品可用作聚合物和润滑剂中的液体抗氧化剂。

    Dimeric piperidine, tetrahydropyridine and piperazine derivatives
    132.
    发明授权
    Dimeric piperidine, tetrahydropyridine and piperazine derivatives 失效
    二聚哌啶,四氢吡啶和哌嗪衍生物

    公开(公告)号:US5684012A

    公开(公告)日:1997-11-04

    申请号:US486740

    申请日:1995-06-07

    摘要: This subject invention relates to dimeric 4-phenylpiperidine, 4-phenyl-1,2,3,6-tetrahydropyridine, or 4-phenylpiperazine compounds or dimeric spirocyclic piperidine compounds having general formula (I), ##STR1## wherein n is 1-5; R.sup.1 to R.sup.4 are substituents; R.sup.5 and R.sup.6 each hydrogen or alkyl or form together an ethylene or propylene bridge; X is O, S, SO, SO.sub.2, CO or (CH.sub.2).sub.m, being 0 or 1, X is NR.sup.7, R.sup.7 being H, alkyl, cycloalkyl, cycloalkylalkyl, phenyl, or phenylalkyl, or X is CR.sup.8 R.sup.9, wherein R.sup.8 and R.sup.9 are selected from hydroxy and the substituents defined under R.sup.7 ; and (i) Z.sup.1 is a substituent and Z.sup.2 is (CH.sub.2).sub.p wherein p is 0; and Y is N, C or CH; (ii) Z.sup.1 and Y are linked together via a single bond, thereby forming a spirocyclic junction; in which case Y is C; Z.sup.1 is O, S, (CH.sub.2).sub.q, q being 1, 2 or 3, or Z.sup.1 is CH.sub.2 O, CH.sub.2 S, CH.sub.2 CH.sub.2 O, CH.sub.2 CH.sub.2 S, CH.dbd.CH, CH.dbd.CHCH.sub.2, CH.sub.2 OCH.sub.2, CH.sub.2 SCH.sub.2, CH.dbd.CH--O, or CH.dbd.CH--S; and Z.sup.2 is O, S or (CH.sub.2).sub.p, p being 0 or 1; are potent sigma receptor ligands thus being useful as drags for the treatment of anxiety, psychosis, epilepsy, convulsion, movement disorders, motor disturbances, amnesia, cerebrovascular diseases, senile demential of the Alzheimer type or Parkinson's disease.

    摘要翻译: 本发明涉及具有通式(I)的二聚4-苯基哌啶,4-苯基-1,2,3,6-四氢吡啶或4-苯基哌嗪化合物或二聚螺环哌啶化合物,其中 n为1-5; R1至R4是取代基; R5和R6各自为氢或烷基或一起形成乙烯或丙烯桥; X是O,S,SO,SO 2,CO或(CH 2)m,是0或1,X是NR 7,R 7是H,烷基,环烷基,环烷基烷基,苯基或苯基烷基,或X是CR 8 R 9,其中R 8和 R9选自羟基和R7定义的取代基; 和(i)Z1是取代基,Z2是(CH2)p,其中p是0; Y为N,C或CH; (ii)Z1和Y通过单键连接在一起,从而形成螺环结; 在这种情况下,Y是C; Z1是O,S,(CH2)q,q是1,2或3,或Z1是CH2O,CH2S,CH2CH2O,CH2CH2S,CH = CH,CH = CHCH2,CH2OCH2,CH2SCH2,CH = CH-O或CH = CH-S; Z2为O,S或(CH2)p,p为0或1; 是有效的西格玛受体配体,因此可用作治疗焦虑,精神病,癫痫,惊厥,运动障碍,运动障碍,遗忘症,脑血管疾病,阿尔茨海默氏型老年痴呆症或帕金森病的药物。