CN104822658B - 作为多种激酶抑制剂的稠合三环酰胺类化合物 - Google Patents

作为多种激酶抑制剂的稠合三环酰胺类化合物 Download PDF

Info

Publication number
CN104822658B
CN104822658B CN201480003286.7A CN201480003286A CN104822658B CN 104822658 B CN104822658 B CN 104822658B CN 201480003286 A CN201480003286 A CN 201480003286A CN 104822658 B CN104822658 B CN 104822658B
Authority
CN
China
Prior art keywords
alkyl
compound
formula
piperidinyl
optionally substituted
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201480003286.7A
Other languages
English (en)
Chinese (zh)
Other versions
CN104822658A (zh
Inventor
周昌友
张国良
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baiji Shenzhou Beijing Biotechnology Co ltd
Original Assignee
Beigene Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beigene Ltd filed Critical Beigene Ltd
Priority to CN201480003286.7A priority Critical patent/CN104822658B/zh
Publication of CN104822658A publication Critical patent/CN104822658A/zh
Application granted granted Critical
Publication of CN104822658B publication Critical patent/CN104822658B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/16—Drugs for disorders of the alimentary tract or the digestive system for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/18—Drugs for disorders of the alimentary tract or the digestive system for pancreatic disorders, e.g. pancreatic enzymes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00—Drugs for disorders of the respiratory system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00—Drugs for disorders of the urinary system
    • A61P13/08—Drugs for disorders of the urinary system of the prostate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00—Drugs for genital or sexual disorders; Contraceptives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00—Drugs for dermatological disorders
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • A61P35/02—Antineoplastic agents specific for leukemia
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P5/00—Drugs for disorders of the endocrine system
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/12—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D498/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D519/00—Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Endocrinology (AREA)
  • Oncology (AREA)
  • Diabetes (AREA)
  • Hematology (AREA)
  • Dermatology (AREA)
  • Urology & Nephrology (AREA)
  • Reproductive Health (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Pulmonology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
CN201480003286.7A 2013-06-28 2014-06-27 作为多种激酶抑制剂的稠合三环酰胺类化合物 Expired - Fee Related CN104822658B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201480003286.7A CN104822658B (zh) 2013-06-28 2014-06-27 作为多种激酶抑制剂的稠合三环酰胺类化合物

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CNPCT/CN2013/078317 2013-06-28
CN2013078317 2013-06-28
PCT/CN2014/080986 WO2014206344A1 (en) 2013-06-28 2014-06-27 Fused tricyclic amide compounds as multiple kinase inhibitors
CN201480003286.7A CN104822658B (zh) 2013-06-28 2014-06-27 作为多种激酶抑制剂的稠合三环酰胺类化合物

Publications (2)

Publication Number Publication Date
CN104822658A CN104822658A (zh) 2015-08-05
CN104822658B true CN104822658B (zh) 2017-08-08

Family

ID=52141107

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480003286.7A Expired - Fee Related CN104822658B (zh) 2013-06-28 2014-06-27 作为多种激酶抑制剂的稠合三环酰胺类化合物

Country Status (5)

Country Link
US (1) US9670231B2 (enExample)
EP (1) EP3013797B1 (enExample)
JP (2) JP6380862B2 (enExample)
CN (1) CN104822658B (enExample)
WO (1) WO2014206344A1 (enExample)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012088266A2 (en) 2010-12-22 2012-06-28 Incyte Corporation Substituted imidazopyridazines and benzimidazoles as inhibitors of fgfr3
CA2876689C (en) 2012-06-13 2022-04-26 Incyte Corporation Substituted tricyclic compounds as fgfr inhibitors
US9388185B2 (en) 2012-08-10 2016-07-12 Incyte Holdings Corporation Substituted pyrrolo[2,3-b]pyrazines as FGFR inhibitors
US9266892B2 (en) 2012-12-19 2016-02-23 Incyte Holdings Corporation Fused pyrazoles as FGFR inhibitors
PH12015502383B1 (en) 2013-04-19 2023-02-03 Incyte Holdings Corp Bicyclic heterocycles as fgfr inhibitors
WO2014206344A1 (en) 2013-06-28 2014-12-31 Beigene, Ltd. Fused tricyclic amide compounds as multiple kinase inhibitors
WO2014206343A1 (en) 2013-06-28 2014-12-31 Beigene, Ltd. Fused tricyclic urea compounds as raf kinase and/or raf kinase dimer inhibitors
EP3145911B1 (en) 2014-05-21 2020-07-08 Solvay Specialty Polymers USA, L.L.C. Stabilizer compounds
US10851105B2 (en) 2014-10-22 2020-12-01 Incyte Corporation Bicyclic heterocycles as FGFR4 inhibitors
MA41551A (fr) 2015-02-20 2017-12-26 Incyte Corp Hétérocycles bicycliques utilisés en tant qu'inhibiteurs de fgfr4
CA2976790C (en) 2015-02-20 2024-02-27 Incyte Corporation Bicyclic heterocycles as fgfr inhibitors
US9580423B2 (en) 2015-02-20 2017-02-28 Incyte Corporation Bicyclic heterocycles as FGFR4 inhibitors
TWI804987B (zh) * 2015-12-24 2023-06-11 日商協和麒麟股份有限公司 α、β不飽和醯胺化合物
JOP20190024A1 (ar) 2016-08-26 2019-02-19 Gilead Sciences Inc مركبات بيروليزين بها استبدال واستخداماتها
AR111960A1 (es) 2017-05-26 2019-09-04 Incyte Corp Formas cristalinas de un inhibidor de fgfr y procesos para su preparación
JP7050165B2 (ja) 2018-02-26 2022-04-07 ギリアード サイエンシーズ, インコーポレイテッド Hbv複製阻害剤としての置換ピロリジン化合物
US11266624B2 (en) * 2018-04-03 2022-03-08 Texas Tech University System CRM1 inhibitors reduce primary and acquired resistance of EGFR inhibitors in lung cancer cells
RS66310B1 (sr) 2018-05-04 2025-01-31 Incyte Corp Čvrsti oblici inhibitora fgfr i procesi za njegovu pripremu
KR102956194B1 (ko) 2018-05-04 2026-04-23 인사이트 코포레이션 Fgfr 억제제의 염
TWI849043B (zh) * 2019-01-25 2024-07-21 英屬開曼群島商百濟神州有限公司 B-raf激酶二聚體抑制劑之穩定固體分散體、製備方法及其用途
CN111484490B (zh) * 2019-01-25 2024-07-09 百济神州有限公司 适合大规模生产b-raf激酶二聚体抑制剂的方法
WO2020185532A1 (en) 2019-03-08 2020-09-17 Incyte Corporation Methods of treating cancer with an fgfr inhibitor
WO2021007269A1 (en) 2019-07-09 2021-01-14 Incyte Corporation Bicyclic heterocycles as fgfr inhibitors
US12122767B2 (en) 2019-10-01 2024-10-22 Incyte Corporation Bicyclic heterocycles as FGFR inhibitors
GEP20247679B (en) 2019-10-14 2024-10-10 Incyte Corp Bicyclic heterocycles as fgfr inhibitors
US11566028B2 (en) 2019-10-16 2023-01-31 Incyte Corporation Bicyclic heterocycles as FGFR inhibitors
WO2021113479A1 (en) 2019-12-04 2021-06-10 Incyte Corporation Tricyclic heterocycles as fgfr inhibitors
MX2022006691A (es) 2019-12-04 2022-09-19 Incyte Corp Derivados de un inhibidor de receptores del factor de crecimiento de fibroblastos (fgfr).
US20230046018A1 (en) * 2019-12-06 2023-02-16 Medshine Discovery Inc. Biaryl compound as pan-raf kinase inhibitor
US12012409B2 (en) 2020-01-15 2024-06-18 Incyte Corporation Bicyclic heterocycles as FGFR inhibitors
CN113912591B (zh) * 2020-07-08 2023-10-20 齐鲁制药有限公司 联芳基化合物
US20250195533A1 (en) * 2020-12-11 2025-06-19 Erasca, Inc. Combination therapies for the treatment of cancer
EP4323405A1 (en) 2021-04-12 2024-02-21 Incyte Corporation Combination therapy comprising an fgfr inhibitor and a nectin-4 targeting agent
CA3220274A1 (en) 2021-06-09 2022-12-15 Incyte Corporation Tricyclic heterocycles as fgfr inhibitors
TW202313610A (zh) 2021-06-09 2023-04-01 美商英塞特公司 作為fgfr抑制劑之三環雜環
WO2023125787A1 (en) * 2021-12-31 2023-07-06 Edigene Therapeutics (Beijing) Inc. Biomarkers for colorectal cancer treatment

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007067444A1 (en) * 2005-12-08 2007-06-14 Millennium Pharmaceuticals, Inc. Bicyclic compounds with kinase inhibitory activity
WO2007136572A2 (en) * 2006-05-15 2007-11-29 Merck & Co., Inc. Antidiabetic bicyclic compounds

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0100733D0 (sv) 2001-03-05 2001-03-05 Medivir Ab Non-nucleoside reverse transcriptase inhibitors
AU2003245700A1 (en) 2002-02-12 2003-09-04 Glaxo Group Limited Pyrazolopyridine derivatives
KR20050033663A (ko) * 2002-09-05 2005-04-12 메디비르 아베 비-뉴클레오시드 역전사효소 억제제
JP5138938B2 (ja) 2003-12-19 2013-02-06 プレキシコン インコーポレーテッド Ret調節剤の開発のための化合物および方法
EP1833829A2 (en) 2004-12-23 2007-09-19 F. Hoffmann-Roche AG Benzamide substituted imidazo- and pyrrolo-pyridines as protein kinase inhibitors
TW200639163A (en) 2005-02-04 2006-11-16 Genentech Inc RAF inhibitor compounds and methods
AU2006272951A1 (en) 2005-05-17 2007-02-01 Plexxikon, Inc. Pyrrol (2,3-b) pyridine derivatives protein kinase inhibitors
US7566716B2 (en) 2005-05-20 2009-07-28 Array Biopharma Inc. Imidazopyrazines as Raf inhibitor compounds
MY153898A (en) 2005-06-22 2015-04-15 Plexxikon Inc Compounds and methods for kinase modulation, and indications therefor
AU2006284751A1 (en) 2005-09-01 2007-03-08 Array Biopharma Inc. Raf inhibitor compounds and methods of use thereof
BRPI0716477A2 (pt) 2006-09-06 2014-03-18 Hoffmann La Roche Derivados heteroarila como inibidores de quinase protéica
WO2008079909A1 (en) 2006-12-21 2008-07-03 Plexxikon, Inc. Pyrrolo [2,3-b] pyridines as kinase modulators
PE20121126A1 (es) 2006-12-21 2012-08-24 Plexxikon Inc Compuestos pirrolo [2,3-b] piridinas como moduladores de quinasa
JP2010533729A (ja) 2007-07-17 2010-10-28 プレキシコン,インコーポレーテッド キナーゼ調節のための化合物と方法、及びそのための適応
JO3101B1 (ar) 2008-12-02 2017-09-20 Takeda Pharmaceuticals Co مشتقات بنزوثيازول كعوامل مضادة للسرطان
US20100197924A1 (en) 2008-12-22 2010-08-05 Millennium Pharmaceuticals, Inc. Preparation of aminotetralin compounds
AU2011209234B2 (en) 2010-01-27 2015-05-07 Nerviano Medical Sciences S.R.L. Sulfonamido derivatives of 3,4-diarylpyrazoles as protein kinase inhibitors
WO2011097526A1 (en) 2010-02-05 2011-08-11 Irm Llc Compounds and compositions as protein kinase inhibitors
EP2552907B1 (en) 2010-03-26 2014-10-22 Boehringer Ingelheim International GmbH Pyridyltriazoles
WO2012118492A1 (en) 2011-03-01 2012-09-07 Array Biopharma Inc. Heterocyclic sulfonamides as raf inhibitors
DK2797888T3 (en) 2011-12-31 2016-09-19 Beigene Ltd Fused tricyclic compounds as RAF kinase inhibitors
WO2014206344A1 (en) 2013-06-28 2014-12-31 Beigene, Ltd. Fused tricyclic amide compounds as multiple kinase inhibitors
WO2014206343A1 (en) 2013-06-28 2014-12-31 Beigene, Ltd. Fused tricyclic urea compounds as raf kinase and/or raf kinase dimer inhibitors

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007067444A1 (en) * 2005-12-08 2007-06-14 Millennium Pharmaceuticals, Inc. Bicyclic compounds with kinase inhibitory activity
WO2007136572A2 (en) * 2006-05-15 2007-11-29 Merck & Co., Inc. Antidiabetic bicyclic compounds

Also Published As

Publication number Publication date
JP2016523270A (ja) 2016-08-08
US20160159820A1 (en) 2016-06-09
HK1210166A1 (en) 2016-04-15
CN104822658A (zh) 2015-08-05
JP6380862B2 (ja) 2018-08-29
EP3013797A1 (en) 2016-05-04
US9670231B2 (en) 2017-06-06
WO2014206344A1 (en) 2014-12-31
EP3013797A4 (en) 2016-12-07
EP3013797B1 (en) 2018-01-03
JP2018184439A (ja) 2018-11-22

Similar Documents

Publication Publication Date Title
CN104822658A (zh) 作为多种激酶抑制剂的稠合三环酰胺类化合物
JP7207629B2 (ja) Rafキナーゼおよび/またはRafキナーゼの二量体阻害剤としての縮合三環式ウレア系化合物
CN104884458B (zh) 作为蛋白质激酶抑制剂的稠合杂环化合物
CN103703004B (zh) 作为parp抑制剂的稠合的四环或五环的二氢二氮杂*并咔唑酮
TWI698435B (zh) 作為吲哚胺2,3-二加氧酶和/或色氨酸2,3-二加氧酶抑制劑之新穎之5或8-取代之咪唑並[1,5-a]吡啶
CN102459187B (zh) Janus激酶抑制化合物和方法
JP5868521B2 (ja) Rafキナーゼ阻害剤としての縮合三環式化合物
CN102224152B (zh) 吡唑并吡啶pi3k抑制剂化合物及使用方法
CN106083849A (zh) 作为parp抑制剂的稠合的四元或五元环吡啶并酞嗪酮类化合物
CN105348299B (zh) 作为raf激酶抑制剂的稠合三环化合物
TWI640518B (zh) 作爲raf激酶抑制劑的稠合三環化合物
HK1210166B (en) Fused tricyclic amide compounds as multiple kinase inhibitors
JP6175519B2 (ja) Rafキナーゼ阻害剤としての縮合三環式化合物
KR20160040182A (ko) 다중 키나제억제제인 융합된 트리사이클릭 아미드 화합물
HK1263053A1 (en) Fused tricyclic urea compounds as raf kinase and/or raf kinase dimer inhibitors
HK1244787B (en) 5 OR 8-SUBSTITUTED IMIDAZO [1, 5-a] PYRIDINES AS INDOLEAMINE, TRYPTOPHANE DIOXYGENASE INHIBITOR
HK40014846A (en) Novel 8-substituted imidazo[1, 5-a] pyridines as ido1 and/or tdo inhibitor
HK1217485B (en) Fused tricyclic urea compounds as raf kinase and/or raf kinase dimer inhibitors
HK1221222B (en) Fused tricyclic compounds as raf kinase inhibitors
HK1192232B (en) Fused tricyclic compounds as raf kinase inhibitors

Legal Events

Date Code Title Description
PB01 Publication
EXSB Decision made by sipo to initiate substantive examination
SE01 Entry into force of request for substantive examination
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 1210166

Country of ref document: HK

GR01 Patent grant
GR01 Patent grant
REG Reference to a national code

Ref country code: HK

Ref legal event code: GR

Ref document number: 1210166

Country of ref document: HK

TR01 Transfer of patent right

Effective date of registration: 20190618

Address after: Floor 1-2, Building 1, 30th Academy of Science Park Road, Changping District, Beijing

Patentee after: Baiji Shenzhou (Beijing) Biotechnology Co.,Ltd.

Address before: Cayman Islands Grand Cayman

Patentee before: BEIGENE, Ltd.

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170808

CF01 Termination of patent right due to non-payment of annual fee