ID24929A - Turunan 2-aril-8-oksodihidropurin, proses pembuatannya, komposisi farmasinya yang mengandungnya, dan senyawa antaranya - Google Patents

Turunan 2-aril-8-oksodihidropurin, proses pembuatannya, komposisi farmasinya yang mengandungnya, dan senyawa antaranya

Info

Publication number
ID24929A
ID24929A IDW20000990A ID20000990A ID24929A ID 24929 A ID24929 A ID 24929A ID W20000990 A IDW20000990 A ID W20000990A ID 20000990 A ID20000990 A ID 20000990A ID 24929 A ID24929 A ID 24929A
Authority
ID
Indonesia
Prior art keywords
oxyodihydrropurin
durunan
aril
pharmacy
compound
Prior art date
Application number
IDW20000990A
Other languages
English (en)
Indonesian (id)
Inventor
Teruya Murata
Kaoru Masumoto
Katsunori Kondo
Kiyoshi Furukawa
Makoto Oka
Original Assignee
Dainippon Pharmaceutical Co
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 Dainippon Pharmaceutical Co filed Critical Dainippon Pharmaceutical Co
Publication of ID24929A publication Critical patent/ID24929A/id

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D473/00Heterocyclic compounds containing purine ring systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/08Antiepileptics; Anticonvulsants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/22Anxiolytics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/24Antidepressants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/26Psychostimulants, e.g. nicotine, cocaine
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/02Immunomodulators
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Immunology (AREA)
  • Psychiatry (AREA)
  • Pain & Pain Management (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
IDW20000990A 1997-12-03 1998-11-26 Turunan 2-aril-8-oksodihidropurin, proses pembuatannya, komposisi farmasinya yang mengandungnya, dan senyawa antaranya ID24929A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP35000097 1997-12-03

Publications (1)

Publication Number Publication Date
ID24929A true ID24929A (id) 2000-08-31

Family

ID=18407561

Family Applications (1)

Application Number Title Priority Date Filing Date
IDW20000990A ID24929A (id) 1997-12-03 1998-11-26 Turunan 2-aril-8-oksodihidropurin, proses pembuatannya, komposisi farmasinya yang mengandungnya, dan senyawa antaranya

Country Status (26)

Country Link
US (1) US6372740B1 (pl)
EP (1) EP1036794B1 (pl)
JP (1) JP3815966B2 (pl)
KR (1) KR100494347B1 (pl)
CN (1) CN1146566C (pl)
AR (1) AR017796A1 (pl)
AT (1) ATE248169T1 (pl)
AU (1) AU744014B2 (pl)
BR (1) BR9815140A (pl)
CA (1) CA2312885C (pl)
DE (1) DE69817611T2 (pl)
DK (1) DK1036794T3 (pl)
ES (1) ES2205574T3 (pl)
HU (1) HUP0004422A3 (pl)
ID (1) ID24929A (pl)
IL (1) IL135920A0 (pl)
NO (1) NO20002835L (pl)
NZ (1) NZ504457A (pl)
PL (1) PL191489B1 (pl)
PT (1) PT1036794E (pl)
RU (1) RU2223272C2 (pl)
SK (1) SK285703B6 (pl)
TR (1) TR200001600T2 (pl)
TW (1) TW502034B (pl)
WO (1) WO1999028320A1 (pl)
ZA (1) ZA9810490B (pl)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003146987A (ja) * 1999-05-31 2003-05-21 Dainippon Pharmaceut Co Ltd 2−アリールプリン−9−アセトアミド誘導体
GB9913932D0 (en) * 1999-06-15 1999-08-18 Pfizer Ltd Purine derivatives
WO2001023361A1 (en) * 1999-09-27 2001-04-05 Ono Pharmaceutical Co., Ltd. Pyrimidine derivatives, process for preparing the derivatives and drugs containing the same as the active ingredient
RU2277096C2 (ru) 2000-07-31 2006-05-27 ДАЙНИППОН СУМИТОМО ФАРМА Ко., ЛТД. Средства против слабоумия, содержащие производное 2-арил-8-оксодигидропурина в качестве активного ингредиента
CN1894222A (zh) * 2003-08-05 2007-01-10 沃泰克斯药物股份有限公司 作为电压门控离子通道抑制剂的稠合嘧啶化合物
CN1922141A (zh) * 2004-02-23 2007-02-28 大日本住友制药株式会社 新的杂环化合物
EP1734820A4 (en) * 2004-04-16 2008-01-23 Neurogen Corp Imidazopyrrazine, imidazopyridine, and imidazo-pyrimidine as CRF1 receptor ligands
FR2870239B1 (fr) * 2004-05-11 2006-06-16 Sanofi Synthelabo Derives de carbamate de 2h- ou 3h-benzo[e]indazol-1-yle, leur preparation et leur application en therapeutique.
JP2008534689A (ja) * 2005-04-05 2008-08-28 ファーマコペイア, インコーポレイテッド 免疫抑制のためのプリン及びイミダゾピリジン誘導体
US7884109B2 (en) * 2005-04-05 2011-02-08 Wyeth Llc Purine and imidazopyridine derivatives for immunosuppression
GB0507298D0 (en) 2005-04-11 2005-05-18 Novartis Ag Organic compounds
WO2007030438A2 (en) * 2005-09-06 2007-03-15 Pharmacopeia, Inc. Aminopurine derivatives for treating neurodegenerative diseases
US20090281075A1 (en) * 2006-02-17 2009-11-12 Pharmacopeia, Inc. Isomeric purinones and 1h-imidazopyridinones as pkc-theta inhibitors
US7989459B2 (en) * 2006-02-17 2011-08-02 Pharmacopeia, Llc Purinones and 1H-imidazopyridinones as PKC-theta inhibitors
WO2007104053A2 (en) * 2006-03-09 2007-09-13 Pharmacopeia, Inc. 8-heteroarylpurine mnk2 inhibitors for treating metabolic disorders
US7919490B2 (en) * 2006-10-04 2011-04-05 Wyeth Llc 6-substituted 2-(benzimidazolyl)purine and purinone derivatives for immunosuppression
TW200837064A (en) * 2006-10-04 2008-09-16 Pharmacopeia Inc 8-substituted 2-(benzimidazolyl)purine derivatives for immunosuppression
US7902187B2 (en) * 2006-10-04 2011-03-08 Wyeth Llc 6-substituted 2-(benzimidazolyl)purine and purinone derivatives for immunosuppression
MX337906B (es) 2006-10-19 2016-03-28 Signal Pharm Llc Compuestos de heteroarilo, composiciones de los mismos, y su uso como inhibidores de proteina cinasas.
US20080119496A1 (en) * 2006-11-16 2008-05-22 Pharmacopeia Drug Discovery, Inc. 7-Substituted Purine Derivatives for Immunosuppression
JP2009007273A (ja) * 2007-06-27 2009-01-15 Ajinomoto Co Inc ジアミノピリミジン化合物の製造方法
US8110578B2 (en) 2008-10-27 2012-02-07 Signal Pharmaceuticals, Llc Pyrazino[2,3-b]pyrazine mTOR kinase inhibitors for oncology indications and diseases associated with the mTOR/PI3K/Akt pathway
US8473571B2 (en) 2009-01-08 2013-06-25 Microsoft Corporation Synchronizing presentation states between multiple applications
US8735406B2 (en) 2009-09-09 2014-05-27 Dainippon Sumitomo Pharma Co., Ltd. 8-oxodihydropurine derivative
SG10201500511TA (en) 2009-10-26 2015-03-30 Signal Pharm Llc Methods Of Synthesis And Purification Of Heteroaryl Compounds
JP2014076947A (ja) * 2011-02-03 2014-05-01 Dainippon Sumitomo Pharma Co Ltd 2−オキシ置換8−オキソジヒドロプリン誘導体
WO2012168697A1 (en) 2011-06-06 2012-12-13 Imperial Innovations Limited Methods to predict binding affinity of tspo imaging agents to tspo
PH12014500869A1 (en) 2011-10-19 2014-06-30 Signal Pharm Llc Treatment of cancer with tor kinase inhibitors
KR102040997B1 (ko) 2011-12-02 2019-11-27 시그날 파마소티칼 엘엘씨 7-(6-(2-히드록시프로판-2-일)피리딘-3-일)-1-((트랜스)-4-메톡시시클로헥실)-3,4-디히드로피라지노[2,3-b]피라진-2(1H)-온, 그의 고체 형태의 제약 조성물 및 그의 사용 방법
EP2817029B1 (en) 2012-02-24 2019-07-10 Signal Pharmaceuticals, LLC Methods for treating non-small cell lung cancer using tor kinase inhibitor combination therapy
CN102675315B (zh) * 2012-02-28 2015-04-01 中国人民解放军第四军医大学 含取代苯烷基的嘌呤类化合物和制备方法及应用
AU2013203714B2 (en) 2012-10-18 2015-12-03 Signal Pharmaceuticals, Llc Inhibition of phosphorylation of PRAS40, GSK3-beta or P70S6K1 as a marker for TOR kinase inhibitory activity
PE20151995A1 (es) 2013-01-16 2016-01-13 Signal Pharm Llc Compuestos sustituidos de pirrolopirimidina, composiciones de los mismos, y metodos de tratamiento con los mismos
US9630966B2 (en) 2013-04-17 2017-04-25 Signal Pharmaceuticals, Llc Treatment of cancer with dihydropyrazino-pyrazines
CA2908742C (en) 2013-04-17 2021-06-01 Signal Pharmaceuticals, Llc Combination therapy comprising a tor kinase inhibitor and a cytidine analog for treating cancer
CN105377299B (zh) 2013-04-17 2018-06-12 西格诺药品有限公司 用于治疗前列腺癌的包含二氢吡嗪并-吡嗪化合物和雄激素受体拮抗剂的组合疗法
WO2014172436A1 (en) 2013-04-17 2014-10-23 Signal Pharmaceuticals, Llc Combination therapy comprising a tor kinase inhibitor and a 5-substituted quinazolinone compound for treating cancer
CA2909579A1 (en) 2013-04-17 2014-10-23 Signal Pharmaceuticals, Llc Combination therapy comprising a tor kinase inhibitor and n-(3-(5-fluoro-2-(4-(2-methoxyethoxy)phenylamino)pyrimidin-4-ylamino)phenyl)acrylamide for treating cancer
CA2909629C (en) 2013-04-17 2022-12-13 Signal Pharmaceuticals, Llc Pharmaceutical formulations, processes, solid forms and methods of use relating to 1-ethyl-7-(2-methyl-6-(1h-1,2,4-triazol-3-yl)pyridin-3-yl)-3,4-dihydropyrazino[2,3-b]pyrazin-2(1h)-one
US9505764B2 (en) 2013-04-17 2016-11-29 Signal Pharmaceuticals, Llc Treatment of cancer with dihydropyrazino-pyrazines
NZ629486A (en) 2013-05-29 2017-11-24 Signal Pharm Llc Pharmaceutical compositions of 7-(6-(2-hydroxypropan-2-yl)pyridin-3-yl)-1-((trans)-4-methoxycyclohexyl)-3,4-dihydropyrazino [2,3-b]pyrazin-2(1h)-one, a solid form thereof and methods of their use
ES2823756T3 (es) 2014-04-16 2021-05-10 Signal Pharm Llc Métodos para tratar el cáncer usando terapia de combinación de inhibidores de quinasa TOR
WO2015160882A1 (en) 2014-04-16 2015-10-22 Signal Pharmaceuticals, Llc SOLID FORMS COMPRISING 7-(6-(2-HYDROXYPROPAN-2YL) PYRIDIN-3-YL)-1-(TRANS)-4-METHOXYCYCLOHEXYL)-3, 4-DIHYDROPYRAZINO[2,3-b] PYRAZIN-2(1H)-ONE, AND A COFORMER, COMPOSITIONS AND METHODS OF USE THEREOF
NZ714742A (en) 2014-04-16 2017-04-28 Signal Pharm Llc Solid forms of 1-ethyl-7-(2-methyl-6-(1h-1,2,4-triazol-3-yl)pyridin-3-yl)-3,4-dihydropyrazino[2,3-b]pyrazin-2(1h)-one, compositions thereof and methods of their use
US9512129B2 (en) 2014-04-16 2016-12-06 Signal Pharmaceuticals, Llc Solid forms comprising 1-ethyl-7-(2-methyl-6-(1H-1,2,4-triazol-3-yl)pyridin-3-yl)-3,4-dihydropyrazino[2,3-b]pyrazin-2(1H)-one and a coformer
NZ629796A (en) 2014-07-14 2015-12-24 Signal Pharm Llc Amorphous form of 4-((4-(cyclopentyloxy)-5-(2-methylbenzo[d]oxazol-6-yl)-7h-pyrrolo[2,3-d]pyrimidin-2-yl)amino)-3-methoxy-n-methylbenzamide, compositions thereof and methods of their use
WO2016010886A1 (en) 2014-07-14 2016-01-21 Signal Pharmaceuticals, Llc Methods of treating a cancer using substituted pyrrolopyrimidine compounds, compositions thereof
CN108473495B (zh) 2015-11-20 2022-04-12 福马治疗有限公司 作为泛素-特异性蛋白酶1抑制剂的嘌呤酮
TWI787284B (zh) 2017-06-22 2022-12-21 美商西建公司 以b型肝炎病毒感染表徵之肝細胞癌之治療
JP7328977B2 (ja) 2018-02-12 2023-08-17 エフ. ホフマン-ラ ロシュ アーゲー ウイルス感染の処置および予防のための新規のスルホン化合物および誘導体

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2525595A1 (fr) 1982-04-27 1983-10-28 Pharmuka Lab Nouveaux derives d'arene et d'heteroarenecarboxamides et leur utilisation comme medicaments
NL8202626A (nl) * 1982-06-29 1984-01-16 Stichting Rega V Z W Derivaten van 9-(2-hydroxyethoxymethyl)guanine.
FR2582514B1 (fr) 1985-05-30 1988-02-19 Rhone Poulenc Sante Medicaments a base d'amides, nouveaux amides et leur preparation
DK273689A (da) 1988-06-06 1989-12-07 Sanofi Sa 4-amino-3-carboxyquinoliner og -naphthyridiner, fremgangsmaade til deres fremstilling og anvendelse deraf i laegemidler
FR2632639B1 (fr) * 1988-06-09 1990-10-05 Sanofi Sa Derives d'amino-4 carboxy-3 naphtyridines, leur preparation et compositions pharmaceutiques qui les contiennent
US5840891A (en) 1994-07-28 1998-11-24 Syntex (U.S.A.) Inc. 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl) methoxy-1,3-propanediol derivative
IL117659A (en) 1995-04-13 2000-12-06 Dainippon Pharmaceutical Co Substituted 2-phenyl pyrimidino amino acetamide derivative process for preparing the same and a pharmaceutical composition containing same
ES2232871T3 (es) 1996-07-03 2005-06-01 Sumitomo Pharmaceuticals Company, Limited Nuevos derivados de purina.
NZ335823A (en) * 1997-04-22 2001-06-29 Neurocrine Biosciences Inc Thiophenopyridines, preparation as CRF receptor antagonists
JP3814125B2 (ja) * 1999-06-02 2006-08-23 大日本住友製薬株式会社 2−アリール−8−オキソジヒドロプリン誘導体からなる医薬

Also Published As

Publication number Publication date
CA2312885C (en) 2008-01-29
CA2312885A1 (en) 1999-06-10
PT1036794E (pt) 2003-11-28
ATE248169T1 (de) 2003-09-15
EP1036794B1 (en) 2003-08-27
DK1036794T3 (da) 2003-12-22
HK1028769A1 (en) 2001-03-02
WO1999028320A1 (en) 1999-06-10
EP1036794A4 (en) 2001-12-12
PL191489B1 (pl) 2006-05-31
AU744014B2 (en) 2002-02-14
CN1284076A (zh) 2001-02-14
ES2205574T3 (es) 2004-05-01
IL135920A0 (en) 2001-05-20
AR017796A1 (es) 2001-10-24
HUP0004422A2 (hu) 2001-04-28
NO20002835D0 (no) 2000-06-02
PL340925A1 (en) 2001-03-12
BR9815140A (pt) 2000-10-10
JP3815966B2 (ja) 2006-08-30
RU2223272C2 (ru) 2004-02-10
CN1146566C (zh) 2004-04-21
AU1260499A (en) 1999-06-16
KR100494347B1 (ko) 2005-06-13
ZA9810490B (en) 1999-05-20
TR200001600T2 (tr) 2000-11-21
KR20010032686A (ko) 2001-04-25
TW502034B (en) 2002-09-11
US6372740B1 (en) 2002-04-16
DE69817611D1 (de) 2003-10-02
EP1036794A1 (en) 2000-09-20
NZ504457A (en) 2001-12-21
NO20002835L (no) 2000-07-24
HUP0004422A3 (en) 2001-10-29
SK285703B6 (sk) 2007-06-07
DE69817611T2 (de) 2004-02-26
SK7972000A3 (en) 2001-03-12

Similar Documents

Publication Publication Date Title
ID24929A (id) Turunan 2-aril-8-oksodihidropurin, proses pembuatannya, komposisi farmasinya yang mengandungnya, dan senyawa antaranya
ID30299A (id) Turunan oksazolidinon, proses pembuatannya dan komposisi farmasi yang mengandungnya
ID25528A (id) Karboksamidotiazol tersubstitusi, pembuatannya dan komposisi farmasi yang mengandungnya
ID17307A (id) Komposisi oral dan proses pembuatannya.
ID16128A (id) Turunan arilglisinamida baru, proses pembuatannya dan komposisi-komposisi farmasi yang mengandung senyawa ini
ID26399A (id) Turunan 1-(1-tersubstitusi-4-piperidinil) metil -4-piperidin, proses pembuatannya, komposisi farmasi yang mengandung senyawa tersebut, dan intermedietnya
ID18046A (id) Senyawa siklik campuran, pembuatan dan penngunaannya.
ID21045A (id) Asam amino termodifikasi, obat-obatan yang mengandung senyawa ini dan proses pembuatannya
ID25543A (id) Alpha-aril-n-alkinitron dan komposisi farmasi yang mengandungnya
ID28728A (id) Komposisi dan proses pengkrepan
ID23439A (id) Turunan-turunan 3-piperidil-4-oksokuinazolin dan komposisi-komposisi farmasi yang sama
ID15947A (id) Senyawa fenol dan proses pembuatannya
ID22821A (id) Turunan sulfonamida, proses pembuatannya dan penggunaannya sebagai obat
ID19290A (id) Turunan-turunan propiofenon dan proses pembuatannya
ID26172A (id) Proses pembuatan surfaktan-surfaktan alkilbenzenasulfonat dan produk-produknya
ID27680A (id) Komposisi poliester, metoda produksi daripadanya dan film poliester
ID20604A (id) Polisakarida sintetis proses untuk pembuatan dan komposisi farmasi yang dikandungnya
ID20547A (id) Hasil adisi magnesium diklorida-alkohol, proses untuk penyediaannya dan komponen katalis yang dihasilkannya
ID20137A (id) Turunan propanolamina, proses pembuatannya, sediaan farmasi yang mengandung senyawa ini, dan penggunannya
ID17810A (id) Turunan-turunan 2,4-tiazolidindion tersubstitusi baru, proses untuk pembuatannya dan komposisi farmasi yang mengandungnya
ID29295A (id) Senyawa pirimidinona, komposisi farmasi yang mengandung senyawa tersebut dan proses penyediaannya senyawa tersebut
ID23436A (id) Senyawa-senyawa akrilonitril, proses untuk produksinya dan pestisida-pestisida yang mengandungnya
ID22911A (id) Turunan-turunan triazol baru, proses pembuatan dan komposisi-komposisi farmasi yang mengandungnya
ID24714A (id) Turunan tiazolidindion tersubstitusi, proses pembuatannya dan penggunaan bahan farmasinya
ID24070A (id) Katalis yang mengandung hologen dan proses pembuatannya