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    • 5. 发明授权
    • 2H-v-triazolo[4-5-d]pyrimidines
    • 2H-三唑并[4,5-d]嘧啶
    • US4739053A
    • 1988-04-19
    • US837880
    • 1986-03-06
    • Bernhard AlbertGerhard HoffmannPeter Neumann
    • Bernhard AlbertGerhard HoffmannPeter Neumann
    • C07D239/50C07D487/04G03G5/06
    • C07D487/04C07D239/50G03G5/0648G03G5/0661
    • Novel 2H-v-triazolo[4,5-d]pyrimidines of the general formula ##STR1## where R.sup.1 and R.sup.2 independently of one another are each alkyl, unsubstituted or substituted phenyl or phenalkyl, or ##STR2## is a saturated 5-membered or 6-membered heterocyclic ring, X is alkyl, halogen or phenyl n is 0, 1 or 2, and A is ##STR3## hydrogen, halogen, cyano, thiocyano, alkoxy, alkoxyalkoxy, unsubstituted or substituted phenoxy, phenylalkoxy, alkylthio, phenylthio, --S--(CH.sub.2).sub.m --COO-alkyl, where m is from 1 to 4, alkylcarbonyl, benzoyl, carboxyl, carboalkoxy, alkylsulfonyl, phenylsulfonyl, an N-imidazole, benzimidazole, 1,2,3-triazole, benzotriazole, 2-mercaptobenzothiazole, 2-mercaptobenzimidazole, 2-mercaptothiazole or 2-mercapto-1,3,4-thiadiazole radical, or a radical of the formula ##STR4## where R.sup.4 is H or C.sub.1 -C.sub.4 -alkyl, p is from 2 to 5 and R.sup.5 and R.sup.6 are each C.sub.1 -C.sub.4 -alkyl, or ##STR5## is a saturated 5-membered or 6-membered heterocyclic radical which can furthermore contain N, O and/or S as ring members, are useful charge carrier-transporting compounds in electrophotographic recording materials.
    • 新颖的通式为其中R 1和R 2各自为烷基,未取代或取代的苯基或苯基烷基的通式为其中的2,5-二氢-2H-三唑并[4,5-d]嘧啶,或者IMAGE 5元或6元杂环,X为烷基,卤素或苯基n为0,1或2,A为氢,卤素,氰基,氰基,烷氧基,烷氧基烷氧基,未取代或取代的苯氧基,苯基烷氧基, 烷硫基,苯硫基,-S-(CH2)m-COO-烷基,其中m为1-4,烷基羰基,苯甲酰基,羧基,烷氧基,烷基磺酰基,苯基磺酰基,N-咪唑,苯并咪唑1,2,3-三唑 ,苯并三唑,2-巯基苯并噻唑,2-巯基苯并咪唑,2-巯基噻唑或2-巯基-1,3,4-噻二唑基,或其中R4为H或C1-C4-烷基的式为“IMAGE”的基团,p为 2至5,R 5和R 6各自为C 1 -C 4 - 烷基,或者IMAGE是饱和的5元或6元杂环基,其还可含有N,O和/或S作为环成员,ar e电子照相记录材料中有用的电荷载流子传输化合物。