会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明申请
    • INFLAMMATORY DISEASE TREATMENT
    • 炎症性疾病治疗
    • WO2011098801A1
    • 2011-08-18
    • PCT/GB2011/050226
    • 2011-02-09
    • PULMAGEN THERAPEUTICS (INFLAMMATION) LIMITEDFINCH, HarryFOX, Craig
    • FINCH, HarryFOX, Craig
    • A61K31/192A61P29/00
    • A61K31/192A61K9/0073
    • Compounds of formula (I) are useful in the treatment of inflammatory disease wherein at least 95% by weight of the said compound of formula (I) is in the stereoconfiguration shown in formula (IA) and less than 5% by weight is in the stereoconfiguration shown in formula (IB) in which formulae (I), (IA) and (IB): R is CH 3 - or hydrogen; X 1 is -OR 1 , -S(O) n R 2 or -NR 3 R 4 and X 2 is-OH; or X 1 and X 2 taken together represent a radical *-OC(O)NH-** or *-C(O)N(H)O-** wherein the bond marked * is attached to the carbon to which W and R are attached, and the bond marked ** is attached to the carbonyl carbon; R 1 and R 2 are independently C 1-6 alkyl optionally substituted with one or more halogen atoms; C 1-6 alkoxyalkyl; or aryl R 3 and R 4 are independently hydrogen; C 1-6 alkyl; aryl; a group -C(R a )=C(R b )-C(=O)-Ar a wherein R a and R b are independently hydrogen or C 1-6 alkyl and Ar a is aryl; or a group -Ar b -C(=O)-Ar c wherein Ar b and Ar c are aryl; or -C(=O)O-R c wherein R c is an aryl or C 1-6 alkyl; or R 3 and R 4 taken together with the nitrogen to which they are attached form a saturated ring of 3 to 7 ring members or an unsaturated ring of 5 to 7 ring members; n is 0,1 or 2; W is a group which when linked to the -C(R)(X 1 )C(=O)X 2 results in a compound (I) having PPARγ agonist activity.
    • 式(I)化合物可用于治疗炎性疾病,其中至少95重量%的所述式(I)化合物为式(IA)所示的立体构型,小于5重量%为 其中式(I),(IA)和(IB):R是CH 3或氢的式(IB)所示的立体构型; X1为-OR1,-S(O)nR2或-NR3R4,X2为-OH; 或X 1和X 2一起表示基团* -OC(O)NH - **或* -C(O)N(H)O - **,其中标记*的键连接到W和R为 并且标记为**的键连接到羰基碳上; R1和R2独立地为任选被一个或多个卤素原子取代的C 1-6烷基; C 1-6烷氧基烷基; 或芳基R 3和R 4独立地为氢; C 1-6烷基 芳基; 基团-C(Ra)= C(Rb)-C(= O)-Ara,其中R a和R b独立地是氢或C 1-6烷基,Ara是芳基; 或Arb-C(= O)-Arc基团,其中Arb和Arc为芳基; 或-C(= O)O-Rc,其中R c是芳基或C 1-6烷基; 或者R 3和R 4与它们所连接的氮一起形成3至7个环成员的饱和环或5至7个环成员的不饱和环; n为0,1或2; W是与-C(R)(X1)C(= O)X2连接的基团,得到具有PPAR 3的化合物(I) 激动剂活性。
    • 10. 发明申请
    • ENANTIOMERIC RESOLUTION METHOD
    • 完美解决方法
    • WO2011015868A1
    • 2011-02-10
    • PCT/GB2010/051285
    • 2010-08-04
    • PULMAGEN THERAPEUTICS (INFLAMMATION) LIMITEDVAN NIEL, Monique BodilSAJAD, MohammedFORREST, Andrew
    • VAN NIEL, Monique BodilSAJAD, MohammedFORREST, Andrew
    • C07D417/12
    • C07D417/12
    • A method for the preparation of pioglitazone O,O'-dibenzoyl-L-tartrate wherein the content by weight of pioglitazone consists of at least 95 % by weight of the 5R enantiomer and less than 5 % of the 5S enantiomer, which method comprises: (1a) adding seed crystals of 5R- pioglitazone O,O'-dibenzoyl-l-tartrate to a rnethanol-water solution of racemic pioglitazone hydrochloride and O,O'-dibenzoyI-L-tartaric acid, thereby precipitating pioglitazone O,O'- dibenzoyl-L-tartrate;(1b) recovering said precipitate from step (1a); (1c) forming a solution of the precipitate from step (1b) in a solvent mixture of methanol, acid and water and mixing into to the resultant solution seed crystals of 5R-pioglitazone O,O'-dibenzoyl-L-tartrate, thereby precipitating pioglitazone O,O'-dibenzoyl-L-tartrate; (1d) recovering said precipitate from step (1c); (1e) repeating steps (1c) and (1d), the recovered product being the desired pioglitazone O,O'-dibenzoy! tartrate wherein the content by weight of pioglitazone consists of at least 95 % by weight of the 5R enantiomer and less than 5 % of the 5S enantiomer. Also disclosed is a modification of the method in which step 1(e) is omitted.
    • 吡格列酮O,O-二苯甲酰基-L-酒石酸盐的制备方法,其中吡格列酮的重量含量为至少95重量%的5R对映异构体和小于5%的5S对映异构体,该方法包括: (1a)将5R-吡格列酮O,O-二苯甲酰基-1-酒石酸盐的晶体加入到外消旋吡格列酮盐酸盐和O,O-二苯并吡喃L-酒石酸的rnetanol-水溶液中,从而沉淀吡格列酮O,O' - 二苯甲酰基-L-酒石酸盐;(1b)从步骤(1a)回收所述沉淀物; (1c)将来自步骤(1b)的沉淀物的溶液形成在甲醇,酸和水的溶剂混合物中,并混合到得到的5R-吡格列酮O,O-二苯甲酰基-L-酒石酸盐的晶体中,从而沉淀 吡格列酮O,O-二苯甲酰基-L-酒石酸盐; (1d)从步骤(1c)回收所述沉淀物; (1e)重复步骤(1c)和(1d),回收的产物是所需的吡格列酮O, 酒石酸盐,其中吡格列酮的重量含量为至少95重量%的5R对映异构体和小于5%的5S对映异构体。 还公开了省略步骤1(e)的方法的修改。