SI2307376T1 - Nove spojine fenilamino izonikotinamida - Google Patents

Nove spojine fenilamino izonikotinamida

Info

Publication number
SI2307376T1
SI2307376T1 SI200931359T SI200931359T SI2307376T1 SI 2307376 T1 SI2307376 T1 SI 2307376T1 SI 200931359 T SI200931359 T SI 200931359T SI 200931359 T SI200931359 T SI 200931359T SI 2307376 T1 SI2307376 T1 SI 2307376T1
Authority
SI
Slovenia
Prior art keywords
novel
isonicotinamide compounds
compounds
phenylamino isonicotinamide
novel phenylamino
Prior art date
Application number
SI200931359T
Other languages
English (en)
Inventor
Andreas Goutopoulos
Henry Yu
Benny C. Askew
Lesley Liu-Bujalski
Original Assignee
Merck Patent Gmbh
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 Merck Patent Gmbh filed Critical Merck Patent Gmbh
Publication of SI2307376T1 publication Critical patent/SI2307376T1/sl

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/78Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/81Amides; Imides
    • C07D213/82Amides; Imides in position 3
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00Drugs for disorders of the alimentary tract or the digestive system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/18Drugs for disorders of the alimentary tract or the digestive system for pancreatic disorders, e.g. pancreatic enzymes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00Drugs for disorders of the urinary system
    • A61P13/08Drugs for disorders of the urinary system of the prostate
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00Drugs for disorders of the urinary system
    • A61P13/12Drugs for disorders of the urinary system of the kidneys
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00Drugs for dermatological disorders
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00Drugs for dermatological disorders
    • A61P17/04Antipruritics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00Drugs for dermatological disorders
    • A61P17/06Antipsoriatics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P19/00Drugs for skeletal disorders
    • A61P19/02Drugs for skeletal disorders for joint disorders, e.g. arthritis, arthrosis
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/04Centrally acting analgesics, e.g. opioids
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P27/00Drugs for disorders of the senses
    • A61P27/02Ophthalmic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • A61P3/08Drugs for disorders of the metabolism for glucose homeostasis
    • A61P3/10Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • A61P35/02Antineoplastic agents specific for leukemia
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • A61P9/10Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/78Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79Acids; Esters
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/78Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/81Amides; Imides

Landscapes

  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Urology & Nephrology (AREA)
  • Dermatology (AREA)
  • Diabetes (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Rheumatology (AREA)
  • Pain & Pain Management (AREA)
  • Hematology (AREA)
  • Oncology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Endocrinology (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Emergency Medicine (AREA)
  • Obesity (AREA)
  • Vascular Medicine (AREA)
  • Immunology (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyridine Compounds (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
SI200931359T 2008-08-04 2009-07-27 Nove spojine fenilamino izonikotinamida SI2307376T1 (sl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13785808P 2008-08-04 2008-08-04
EP09790842.0A EP2307376B1 (en) 2008-08-04 2009-07-27 Novel phenylamino isonicotinamide compounds
PCT/US2009/051817 WO2010017051A1 (en) 2008-08-04 2009-07-27 Novel phenylamino isonicotinamide compounds

Publications (1)

Publication Number Publication Date
SI2307376T1 true SI2307376T1 (sl) 2016-02-29

Family

ID=41078311

Family Applications (1)

Application Number Title Priority Date Filing Date
SI200931359T SI2307376T1 (sl) 2008-08-04 2009-07-27 Nove spojine fenilamino izonikotinamida

Country Status (29)

Country Link
US (2) US8404725B2 (sl)
EP (1) EP2307376B1 (sl)
JP (1) JP2011529963A (sl)
KR (1) KR101651700B1 (sl)
CN (1) CN102099336B (sl)
AR (1) AR072904A1 (sl)
AU (1) AU2009279940B2 (sl)
BR (1) BRPI0916566B8 (sl)
CA (1) CA2732828C (sl)
CL (1) CL2011000258A1 (sl)
CO (1) CO6341612A2 (sl)
DK (1) DK2307376T3 (sl)
EA (1) EA018539B1 (sl)
EC (1) ECSP11010867A (sl)
ES (1) ES2560878T3 (sl)
HK (1) HK1159097A1 (sl)
HR (1) HRP20160044T1 (sl)
HU (1) HUE027223T2 (sl)
IL (1) IL210937A (sl)
MX (1) MX2011001127A (sl)
MY (1) MY151342A (sl)
NZ (1) NZ591498A (sl)
PE (1) PE20110665A1 (sl)
PL (1) PL2307376T3 (sl)
PT (1) PT2307376E (sl)
SI (1) SI2307376T1 (sl)
UA (1) UA107183C2 (sl)
WO (1) WO2010017051A1 (sl)
ZA (1) ZA201101661B (sl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2804079A1 (en) * 2010-07-01 2012-01-05 Merck Patent Gmbh Method for the preparation of cis-1,2-diols in the kilogram scale
WO2012055953A1 (en) * 2010-10-29 2012-05-03 Bayer Pharma Aktiengesellschaft Substituted phenoxypyridines
EP2760821B1 (en) 2011-09-02 2017-10-11 Novartis AG Choline salt of an anti-inflammatory substituted cyclobutenedione compound
CA2920376A1 (en) 2013-08-07 2015-02-12 Martin Blomberg JENSEN Methods and composition comprising denosumab or an antibody or antigen binding domain, fragment or derivative thereof, immunoreactive with a rankl/opgbp peptide for use in the treatment, prevention or alleviation of male infertility
CN107108561B (zh) 2014-11-20 2020-08-28 默克专利有限公司 用作irak抑制剂的杂芳基化合物及其用途
WO2017033113A1 (en) 2015-08-21 2017-03-02 Acerta Pharma B.V. Therapeutic combinations of a mek inhibitor and a btk inhibitor
CN106632021A (zh) * 2016-09-27 2017-05-10 中国药科大学 2‑取代异烟酸类化合物、其制备方法及其用途
CN114364798A (zh) 2019-03-21 2022-04-15 欧恩科斯欧公司 用于治疗癌症的Dbait分子与激酶抑制剂的组合
WO2021089791A1 (en) 2019-11-08 2021-05-14 INSERM (Institut National de la Santé et de la Recherche Médicale) Methods for the treatment of cancers that have acquired resistance to kinase inhibitors
WO2021148581A1 (en) 2020-01-22 2021-07-29 Onxeo Novel dbait molecule and its use
TW202342018A (zh) 2022-03-04 2023-11-01 美商奇奈特生物製藥公司 Mek激酶抑制劑

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5525625A (en) 1995-01-24 1996-06-11 Warner-Lambert Company 2-(2-Amino-3-methoxyphenyl)-4-oxo-4H-[1]benzopyran for treating proliferative disorders
UA73073C2 (uk) 1997-04-03 2005-06-15 Уайт Холдінгз Корпорейшн Заміщені 3-ціанохіноліни, спосіб їх одержання та фармацевтична композиція
CN1163475C (zh) 1997-07-01 2004-08-25 沃尼尔·朗伯公司 4-溴或4-碘苯基氨基苯氧肟酸衍生物及其作为mek抑制剂的用途
ES2274572T3 (es) 1997-07-01 2007-05-16 Warner-Lambert Company Llc Derivados de acido 2-(4-bromo- o 4-yodo-fenilamino) benzoico y su uso como inhibidor de mek.
EP1144385B1 (en) 1999-01-13 2005-08-17 Warner-Lambert Company Llc Benzoheterocycles and their use as mek inhibitors
CA2349832A1 (en) 1999-01-13 2000-07-20 Warner-Lambert Company Benzenesulfonamide derivatives and their use as mek inhibitors
US6455582B1 (en) 1999-01-13 2002-09-24 Warner-Lambert Company Sulohydroxamic acids and sulohyroxamates and their use as MEK inhibitors
OA11819A (en) 1999-01-13 2005-08-17 Warner Lambert Co 1-Heterocycle substituted diarylamines.
BR9916857A (pt) 1999-01-13 2001-12-04 Warner Lambert Co 4 heteroaril diarilaminas
CA2348236A1 (en) 1999-01-13 2000-07-20 Stephen Douglas Barrett 4-arylamino, 4-aryloxy, and 4-arylthio diarylamines and derivatives thereof as selective mek inhibitors
GB9910577D0 (en) 1999-05-08 1999-07-07 Zeneca Ltd Chemical compounds
MXPA02008103A (es) 2000-03-15 2002-11-29 Warner Lambert Co Diarilaminas sustituidas con 5-amida como inhibidores mek.
ES2461854T3 (es) 2000-07-19 2014-05-21 Warner-Lambert Company Llc Ésteres oxigenados de ácidos 4-yodofenilamino-benzhidroxámicos
SI2130537T1 (sl) 2002-03-13 2013-01-31 Array Biopharma, Inc. N3-alkilirani derivati benzimidazola kot inhibitorji mek
CN1652792A (zh) 2002-03-13 2005-08-10 阵列生物制药公司 作为mek抑制剂的n3烷基化苯并咪唑衍生物
GB0215823D0 (en) 2002-07-09 2002-08-14 Astrazeneca Ab Quinazoline derivatives
US20050004186A1 (en) 2002-12-20 2005-01-06 Pfizer Inc MEK inhibiting compounds
DK1802579T3 (da) * 2004-10-20 2014-01-20 Merck Serono Sa Derivater af 3-arylaminopyridin
US7842836B2 (en) 2006-04-11 2010-11-30 Ardea Biosciences N-aryl-N'alkyl sulfamides as MEK inhibitors
EA016674B1 (ru) 2006-04-18 2012-06-29 Ардеа Байосайенсиз, Инк. Пиридон сульфонамиды и пиридон сульфамиды в качестве ингибиторов mek
WO2008076415A1 (en) 2006-12-14 2008-06-26 Exelixis, Inc. Methods of using mek inhibitors

Also Published As

Publication number Publication date
US8889719B2 (en) 2014-11-18
PL2307376T3 (pl) 2016-04-29
IL210937A (en) 2015-07-30
PT2307376E (pt) 2016-02-26
ECSP11010867A (es) 2011-04-29
US20130184314A1 (en) 2013-07-18
KR101651700B1 (ko) 2016-08-26
CN102099336A (zh) 2011-06-15
EP2307376B1 (en) 2015-11-04
CN102099336B (zh) 2013-11-06
BRPI0916566A2 (pt) 2015-11-10
EA018539B1 (ru) 2013-08-30
BRPI0916566B8 (pt) 2021-05-25
EP2307376A1 (en) 2011-04-13
AR072904A1 (es) 2010-09-29
HUE027223T2 (en) 2016-08-29
BRPI0916566B1 (pt) 2020-03-10
NZ591498A (en) 2012-09-28
UA107183C2 (uk) 2014-12-10
WO2010017051A1 (en) 2010-02-11
CA2732828A1 (en) 2010-02-11
HK1159097A1 (en) 2012-07-27
US8404725B2 (en) 2013-03-26
MX2011001127A (es) 2011-03-21
PE20110665A1 (es) 2011-09-23
ZA201101661B (en) 2011-11-30
JP2011529963A (ja) 2011-12-15
IL210937A0 (en) 2011-04-28
DK2307376T3 (en) 2016-01-11
ES2560878T3 (es) 2016-02-23
HRP20160044T1 (hr) 2016-02-26
EA201100296A1 (ru) 2011-08-30
US20110184032A1 (en) 2011-07-28
CO6341612A2 (es) 2011-11-21
MY151342A (en) 2014-05-15
AU2009279940A1 (en) 2010-02-11
CA2732828C (en) 2017-06-13
CL2011000258A1 (es) 2011-07-29
AU2009279940B2 (en) 2014-01-16
KR20110044768A (ko) 2011-04-29

Similar Documents

Publication Publication Date Title
GB0806536D0 (en) Novel compounds
ZA201101661B (en) Novel phenylamino isonicotinamide compounds
GB0813142D0 (en) Novel compounds
GB0811587D0 (en) Novel Compounds
GB0808747D0 (en) Novel compounds
GB0812849D0 (en) Novel compounds
GB0804592D0 (en) Novel compounds
GB0810981D0 (en) Novel compounds
GB0810228D0 (en) Novel compounds
EP2370440A4 (en) NEW COMPOUNDS
GB0813144D0 (en) Novel compounds
GB0808030D0 (en) Novel compounds
GB0804326D0 (en) Novel compounds
GB0800411D0 (en) Novel compounds
GB0809479D0 (en) Novel compounds
GB0805275D0 (en) Novel compounds
GB0801327D0 (en) Novel compounds
GB0805272D0 (en) Novel compounds
GB0805273D0 (en) Novel compounds
GB0804591D0 (en) Novel compounds
GB0806289D0 (en) Novel compounds
GB0806368D0 (en) Novel compounds
GB0804585D0 (en) Novel compounds
GB0807050D0 (en) Novel compounds
GB0807497D0 (en) Novel compounds