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220616-68-2 89488-29-9 117873-72-0欧盟法规
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CAS号89488-29-9 2-溴-4-甲氧基吡啶2-溴-4-氟吡啶置于18-冠醚-6,Potassium Hydroxide体系中,用 Neat (No Solvent) 用作溶剂,化学反应 1.0H,以65%的收率获得2-溴-4-羟基吡啶
参考文献:使用机械化学对芳基和杂芳基氟化物进行一步羟基化
标题:使用机械化学对芳基和杂芳基氟化物进行一步羟基化
摘要:简单地使用 Koh 可以在机械化学条件下实现芳族和杂芳族底物的直接 F 到 Oh 交换.该反应在没有溶剂的情况下以氢氧化钾作为oh源进行.因此,这种方法比之前描述的这种转化方法更原子经济和环境友好.
Doi:10.1039/d1Gc04361G
海关参考信息
- 2933310010-吡啶
2905199090-其他饱和一元醇
2939800000-其他生物碱
2905590090-其他无环醇的卤化衍生物 - 💡 提示:海关信息按照顺序优先匹配,如需确认的海关信息,请参考相关资料。
- 详情请参考:📖 海关编码查询和海关进出口税则
专利信息
专利号:US-12240835-B2
优先权日:2018-09-18
标题:Substituted benzamides as intermediates in the synthesis of inhibitors of tyrosine kinase enzymatic activity
发明人:ROMERO F ANTHONY; KIRSCHBERG THORSTEN A; HALCOMB RANDALL; XU YINGZI
权利人:TERNS PHARMACEUTICALS INC
摘要:Provided herein are compounds, preferably compounds inhibiting tyrosine kinase enzymatic activity of a protein selected from Abelson protein (ABL1), Abelson-related protein (ABL2), or a chimeric protein BCR-ABL1, compositions thereof, and methods of their preparation, and methods of inhibiting tyrosine kinase enzymatic activity of a protein selected from Abelson protein (ABL1), Abelson-related protein (ABL2), or a chimeric protein BCR-ABL1, and methods for treating diseases wherein modulation of BCR-ABL1 activity prevents, inhibits, or ameliorates the pathology and/or symptomology of the disease. Intermediates such as compounds of Formula (S23), which are useful in the synthesis of compounds inhibiting tyrosine kinase enzymatic activity of a protein selected from Abelson protein (ABL1), Abelson-related protein (ABL2), or a chimeric protein BCR-ABL1, are also provided.
专利号:WO-2023091726-A1
优先权日:2021-11-18
标题:Inhibitors of cyclin‑dependent kinase 12 (cdk12)
发明人:BENOIT GUILLAUME; CARULLI JOHN; CHEN FEI; CHUAQUI CLAUDIO; CIBLAT STEPHANE; COOPER ELLIOT; DAGENAIS ROBIN; HU SHANHU; KABRO ANZHELIKA; LAPLACA DEREK; MARINEAU JASON; MOEBIUS DAVID; MOON DIANE; SOLODININ ANDREI; WHITMORE KENNETH
权利人:SYROS PHARMACEUTICALS INC
摘要:The present invention provides chemical compounds that inhibit one or more families of kinases (e.g., serine/threonine kinases, including one or more of the families of CDK proteins, and in particular, CDK12). More specifically, the present invention provides CDK12 inhibitors, of formula (I), pharmaceutically acceptable salts and isotopically labeled derivatives thereof, pharmaceutical compositions containing the compounds/inhibitors, and methods of their synthesis and use in treating proliferative diseases (e.g., a bladder cancer, a breast cancer, Ewing's sarcoma, a gastric cancer, a gastrointestinal cancer, a hematologic cancer, a lung cancer (e.g., small cell lung cancer (SCLC)), an ovarian cancer (e.g., a high grade serous ovarian cancer), a pancreatic cancer (e.g., pancreatic ductal adenocarcinoma (PDAC)), a brain cancer (e.g., glioblastoma), or a prostate cancer), alone or in combination with a second therapeutic agent. The proliferative disease can be a cancer, benign neoplasm, or pathologic angiogenesis, and any of the therapeutic methods or uses described herein can include a step of diagnosing the patient's disease. In other embodiments of the invention, the compositions described herein (e.g., the compounds, pharmaceutical compositions, and kits containing them) are used for the treatment of myotonic dystrophy (type 1 or type 2).
专利号:CN-102911114-A
优先权日:2012-11-22
标题:Synthesis of 3,5-Dibromo-4-iodopyridine Catalyzed by Alkyl Silicon Reagent
专利号:CN-102911114-B
优先权日:2012-11-22
标 题:Synthesis of 3,5-Dibromo-4-iodopyridine Catalyzed by Alkyl Silicon Reagent