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    • 5. 发明申请
    • PROCESS
    • 处理
    • WO2009116883A2
    • 2009-09-24
    • PCT/PT2009000014
    • 2009-03-17
    • BIAL PORTELA & CA SALEARMONTH DAVID ALEXANDERBELIAEV ALEXANDERLI WENGE
    • LEARMONTH DAVID ALEXANDERBELIAEV ALEXANDERLI WENGE
    • C01G55/00C07D233/84C07D311/74C07D335/06C07D407/04C07D409/04
    • C07D311/04C07D405/04C07F15/0053C07F15/008
    • A process for preparing the S or R enantiomer of a compound of formula A, (B), (A) the process comprising subjecting a compound of formula B to asymmetric hydrogenation in the presence of a chiral transition metal catalyst and a source of hydrogen, wherein: X is CH2, oxygen or sulphur; R1, R2 and R3 are the same or different and signify hydrogens, halogens, alkyl, alkyloxy, hydroxy, nitro, alkylcarbonylamino, alkylamino or dialkylamino group; and R4 is alkyl or aryl, wherein the transition metal catalyst comprises a chiral ligand having the formula (I) wherein p is from 1 to 6, and Ar means aryl group; wherein: the term alkyl means hydrocarbon chains, straight or branched, containing from one to six carbon atoms, optionally substituted by aryl, alkoxy, halogen, alkoxycarbonyl or hydroxycarbonyl groups; the term aryl means an aromatic or heteroaromatic group, optionally substituted by alkyloxy, halogen or nitro group; and the term halogen means fluorine, chlorine, bromine or iodine.
    • 一种制备式A,(B),(A)化合物的S或R对映异构体的方法,该方法包括在手性过渡金属催化剂和氢源存在下使式B化合物进行不对称氢化, 其中:X为CH 2,氧或硫; R1,R2和R3相同或不同,表示氢,卤素,烷基,烷氧基,羟基,硝基,烷基羰基氨基,烷基氨基或二烷基氨基; 并且R 4是烷基或芳基,其中所述过渡金属催化剂包含具有式(I)的手性配体,其中p为1至6,Ar表示芳基; 其中:术语烷基是指含有1-6个碳原子的直链或支链的烃链,任选被芳基,烷氧基,卤素,烷氧基羰基或羟基羰基取代; 术语芳基是指任选被烷氧基,卤素或硝基取代的芳族或杂芳基; 术语卤素是指氟,氯,溴或碘。
    • 7. 发明申请
    • PROCESS
    • 处理
    • WO2009116883A8
    • 2009-12-10
    • PCT/PT2009000014
    • 2009-03-17
    • BIAL PORTELA & CA SALEARMONTH DAVID ALEXANDERBELIAEV ALEXANDERLI WENGE
    • LEARMONTH DAVID ALEXANDERBELIAEV ALEXANDERLI WENGE
    • C01G55/00C07D233/84C07D311/74C07D335/06C07D407/04C07D409/04
    • C07D311/04C07D405/04C07F15/0053C07F15/008
    • A process for preparing the S or R enantiomer of a compound of formula A, (B), (A) the process comprising subjecting a compound of formula B to asymmetric hydrogenation in the presence of a chiral transition metal catalyst and a source of hydrogen, wherein: X is CH2, oxygen or sulphur; R1, R2 and R3 are the same or different and signify hydrogens, halogens, alkyl, alkyloxy, hydroxy, nitro, alkylcarbonylamino, alkylamino or dialkylamino group; and R4 is alkyl or aryl, wherein the transition metal catalyst comprises a chiral ligand having the formula (I) wherein p is from 1 to 6, and Ar means aryl group; wherein: the term alkyl means hydrocarbon chains, straight or branched, containing from one to six carbon atoms, optionally substituted by aryl, alkoxy, halogen, alkoxycarbonyl or hydroxycarbonyl groups; the term aryl means an aromatic or heteroaromatic group, optionally substituted by alkyloxy, halogen or nitro group; and the term halogen means fluorine, chlorine, bromine or iodine.
    • 制备式A化合物的S或R对映体的方法,(B),(A)包括使式B化合物在手性过渡金属催化剂和氢源存在下进行不对称氢化的方法, 其中:X是CH 2,氧或硫; R1,R2和R3相同或不同,表示氢,卤素,烷基,烷氧基,羟基,硝基,烷基羰基氨基,烷基氨基或二烷基氨基; 并且R 4是烷基或芳基,其中所述过渡金属催化剂包含具有式(I)的手性配体,其中p为1至6,Ar表示芳基; 其中:术语烷基是指任选被芳基,烷氧基,卤素,烷氧基羰基或羟基羰基取代的含有1至6个碳原子的直链或支链烃链; 术语芳基是指任选被烷氧基,卤素或硝基取代的芳族或杂芳族基团; 而术语卤素是指氟,氯,溴或碘。
    • 8. 发明申请
    • PROCESS
    • 处理
    • WO2009136803A2
    • 2009-11-12
    • PCT/PT2009000025
    • 2009-05-06
    • BIAL PORTELA & CA SABELIAEV ALEXANDERLEARMONTH DAVID ALEXANDER
    • BELIAEV ALEXANDERLEARMONTH DAVID ALEXANDER
    • C07D217/02C07D217/24
    • C07D405/04C07D233/84C07D311/04C07D487/04
    • A process for preparing the S or R enantiomer of a compound of formula (A), the process comprising subjecting a compound of formula (B) to asymmetric hydrogenation in the presence of a chiral catalyst and a source of hydrogen, wherein: X is CH2, oxygen or sulphur; R1, R2 and R3 are the same or different and signify hydrogens, halogens, alkyl, alkyloxy, hydroxy, nitro, alkylcarbonylamino, alkylamino or dialkylamino group; and R4 is alkyl or aryl, wherein: the term alkyl means hydrocarbon chains, straight or branched, containing from one to six carbon atoms, optionally substituted by aryl, alkoxy, halogen, alkoxycarbonyl or hydroxycarbonyl groups; the term aryl means a phenyl or naphthyl group, optionally substituted by alkyloxy, halogen or nitro group; and the term halogen means fluorine, chlorine, bromine or iodine.
    • 一种制备式(A)化合物的S或R对映异构体的方法,该方法包括在手性催化剂和氢源存在下使式(B)化合物进行不对称氢化,其中:X是CH 2 ,氧或硫; R1,R2和R3相同或不同,表示氢,卤素,烷基,烷氧基,羟基,硝基,烷基羰基氨基,烷基氨基或二烷基氨基; 并且R 4是烷基或芳基,其中:术语烷基是指含有1-6个碳原子的直链或支链的烃链,任选地被芳基,烷氧基,卤素,烷氧基羰基或羟基羰基取代; 术语芳基是指任选被烷氧基,卤素或硝基取代的苯基或萘基; 术语卤素是指氟,氯,溴或碘。