非对映选择性自由基偶联是通过手性助剂实现的。这些自由基是通过五种丙二酸衍生物的阳极脱羧反应生成的。它们是由丙二酸苄酯和四种薄荷醇助剂制备的。在未分开的电池中,在铂电极上与甲醇中的3,3-二甲基丁酸进行共电解,可得到杂耦合产物,产率为22-69%,非对映选择性为5至65%de。没有助酸的电解质以21-50%的产率产生非对映异构体均偶联产物,非对映异构体的比率为1.17:2.00:0.81至7.03:2.00。X射线结构分析和13 C NMR数据证实了新的立体异构中心的立体化学。
非对映选择性自由基偶联是通过手性助剂实现的。这些自由基是通过五种丙二酸衍生物的阳极脱羧反应生成的。它们是由丙二酸苄酯和四种薄荷醇助剂制备的。在未分开的电池中,在铂电极上与甲醇中的3,3-二甲基丁酸进行共电解,可得到杂耦合产物,产率为22-69%,非对映选择性为5至65%de。没有助酸的电解质以21-50%的产率产生非对映异构体均偶联产物,非对映异构体的比率为1.17:2.00:0.81至7.03:2.00。X射线结构分析和13 C NMR数据证实了新的立体异构中心的立体化学。
[EN] VEGF NEUTRALIZING PRODRUGS FOR THE TREATMENT OF OCULAR CONDITIONS<br/>[FR] PRO-MÉDICAMENTS DE NEUTRALISATION DE VEGF POUR LE TRAITEMENT D'ÉTATS OCULAIRES
申请人:ASCENDIS PHARMA OPHTHALMOLOGY DIVISION AS
公开号:WO2014056923A1
公开(公告)日:2014-04-17
The present invention relates to a pharmaceutical composition comprising one or more pharmaceutically acceptable excipient(s) and a VEGF neutralizing prodrug, which comprises a VEGF neutralizing biologically active moiety, for use in a method for the treatment of one or more ocular conditions.
[EN] HYDROGEL-LINKED PRODRUGS RELEASING MODIFIED DRUGS<br/>[FR] PROMÉDICAMENTS LIÉS À UN HYDROGEL LIBÉRANT DES MÉDICAMENTS MODIFIÉS
申请人:ASCENDIS PHARMA AS
公开号:WO2014173759A1
公开(公告)日:2014-10-30
The present invention relates to a process for the preparation of a hydrogel-linked prodrug releasing a tag moiety-bio logically active moiety conjugate, to a hydrogel-linked prodrug releasing a tag moiety-bio logically active moiety conjugate obtainable by such process, to pharmaceutical compositions comprising said prodrug and their use as a medicament.
[EN] PREVENTION AND TREATMENT OF OCULAR CONDITIONS<br/>[FR] PRÉVENTION ET TRAITEMENT D'ÉTATS OCULAIRES
申请人:ASCENDIS PHARMA AS
公开号:WO2013053856A1
公开(公告)日:2013-04-18
The present invention relates to pharmaceutical compositions comprising hydrogel-linked prodrug for use in the treatment, prevention and/or diagnosis a condition of the eye and ophthalmic devices comprising said pharmaceutical compositions.
[EN] DIAGNOSIS, PREVENTION AND TREATMENT OF DISEASES OF THE JOINT<br/>[FR] DIAGNOSTIC, PRÉVENTION ET TRAITEMENT DE MALADIES ARTICULAIRES
申请人:ASCENDIS PHARMA AS
公开号:WO2014056915A1
公开(公告)日:2014-04-17
The present invention relates to apolymeric prodrug for use in the treatment, prevention and/or diagnosis a disease of the joint and pharmaceutical compositions and medical devices comprising said polymeric prodrugs.
The present invention relates to a process for the preparation of a hydrogel and to a hydrogel obtainable by said process. The present invention further relates to a process for the preparation of a hydrogel-spacer conjugate, to a hydrogel-spacer conjugate obtainable by said process, to a process for the preparation of a carrier-linked prodrug and to carrier-linked prodrugs obtainable by said process, in particular to carrier-linked prodrugs that provide for a controlled or sustained release of a drug from a carrier. In addition, the invention relates to the use of the hydrogel for the preparation of a carrier-linked prodrug.