YU143688A - Process for obtaining 4-phosphatic derivatives of epidofilotoxine glucozide - Google Patents

Process for obtaining 4-phosphatic derivatives of epidofilotoxine glucozide

Info

Publication number
YU143688A
YU143688A YU01436/88A YU143688A YU143688A YU 143688 A YU143688 A YU 143688A YU 01436/88 A YU01436/88 A YU 01436/88A YU 143688 A YU143688 A YU 143688A YU 143688 A YU143688 A YU 143688A
Authority
YU
Yugoslavia
Prior art keywords
glucozide
epidofilotoxine
phosphatic
derivatives
obtaining
Prior art date
Application number
YU01436/88A
Other languages
English (en)
Inventor
M G Saulnier
P D Senter
J F Kadow
Original Assignee
Bristol Myers 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 Bristol Myers Co filed Critical Bristol Myers Co
Publication of YU143688A publication Critical patent/YU143688A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H15/00—Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals
    • C07H15/20—Carbocyclic rings
    • C07H15/24—Condensed ring systems having three or more rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H17/00—Compounds containing heterocyclic radicals directly attached to hetero atoms of saccharide radicals
    • C07H17/04—Heterocyclic radicals containing only oxygen as ring hetero atoms
    • 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
    • A61P35/04—Antineoplastic agents specific for metastasis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Chemical & Material Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Oncology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Cable Accessories (AREA)
YU01436/88A 1987-08-04 1988-07-25 Process for obtaining 4-phosphatic derivatives of epidofilotoxine glucozide YU143688A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8149387A 1987-08-04 1987-08-04
US07/199,731 US4904768A (en) 1987-08-04 1988-05-27 Epipodophyllotoxin glucoside 4'-phosphate derivatives

Publications (1)

Publication Number Publication Date
YU143688A true YU143688A (en) 1990-04-30

Family

ID=26765636

Family Applications (3)

Application Number Title Priority Date Filing Date
YU01436/88A YU143688A (en) 1987-08-04 1988-07-25 Process for obtaining 4-phosphatic derivatives of epidofilotoxine glucozide
YU00104/90A YU10490A (en) 1987-08-04 1990-01-19 Process for obtaining 4'phosphate derivatives of epipodofilotoxine glucoside
YU00103/90A YU10390A (en) 1987-08-04 1990-01-19 Process for obtaining 4'phosphate derivatives of epipodofilotoxine glucoside

Family Applications After (2)

Application Number Title Priority Date Filing Date
YU00104/90A YU10490A (en) 1987-08-04 1990-01-19 Process for obtaining 4'phosphate derivatives of epipodofilotoxine glucoside
YU00103/90A YU10390A (en) 1987-08-04 1990-01-19 Process for obtaining 4'phosphate derivatives of epipodofilotoxine glucoside

Country Status (34)

Country Link
US (3) US4904768A (es)
JP (1) JPH0699465B2 (es)
KR (1) KR900006230B1 (es)
CN (1) CN1027169C (es)
AT (1) AT398974B (es)
BE (1) BE1002982A4 (es)
CA (1) CA1310637C (es)
CH (1) CH676716A5 (es)
CY (1) CY1625A (es)
CZ (1) CZ286893B6 (es)
DD (2) DD274423A5 (es)
DE (1) DE3826562A1 (es)
DK (2) DK169344B1 (es)
ES (1) ES2010775A6 (es)
FI (1) FI87790C (es)
FR (1) FR2622193B1 (es)
GB (1) GB2207674B (es)
GR (1) GR1000490B (es)
HK (1) HK6392A (es)
HU (3) HU202547B (es)
IE (1) IE61040B1 (es)
IL (1) IL87290A (es)
IT (1) IT1226825B (es)
LU (2) LU87290A1 (es)
MX (1) MX173843B (es)
MY (1) MY104321A (es)
NL (2) NL192683C (es)
NO (4) NO170284C (es)
NZ (1) NZ225615A (es)
PT (1) PT88186B (es)
SE (1) SE502214C2 (es)
SG (1) SG101291G (es)
SK (1) SK279325B6 (es)
YU (3) YU143688A (es)

Families Citing this family (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5191071A (en) * 1987-08-21 1993-03-02 Novo Nordisk A/S Monoesters of glycosides and a process for enzymatic preparation thereof
US4965348A (en) * 1989-05-19 1990-10-23 Bristol-Myers Company Dimeric epipodophyllotoxin glucoside derivatives
US5036055A (en) * 1989-06-07 1991-07-30 Bristol-Myers Company Acylated derivatives of etoposide
US5066645A (en) * 1989-09-01 1991-11-19 Bristol-Myers Company Epipodophyllotoxin altroside derivatives
US6610299B1 (en) 1989-10-19 2003-08-26 Aventis Pharma Deutschland Gmbh Glycosyl-etoposide prodrugs, a process for preparation thereof and the use thereof in combination with functionalized tumor-specific enzyme conjugates
US6475486B1 (en) 1990-10-18 2002-11-05 Aventis Pharma Deutschland Gmbh Glycosyl-etoposide prodrugs, a process for preparation thereof and the use thereof in combination with functionalized tumor-specific enzyme conjugates
US7241595B2 (en) 1989-10-20 2007-07-10 Sanofi-Aventis Pharma Deutschland Gmbh Glycosyl-etoposide prodrugs, a process for preparation thereof and the use thereof in combination with functionalized tumor-specific enzyme conjugates
US5552154A (en) * 1989-11-06 1996-09-03 The Stehlin Foundation For Cancer Research Method for treating cancer with water-insoluble s-camptothecin of the closed lactone ring form and derivatives thereof
US5034380A (en) * 1989-11-20 1991-07-23 Bristol-Myers Squibb Company Alkoxymethylidene epipodophyllotoxin glucosides
US5081234A (en) * 1990-04-30 1992-01-14 Bristol-Myers Squibb Co. 4'-demethylepipodophyllotoxin glycosides
US4997931A (en) * 1990-06-11 1991-03-05 Bristol-Myers Squibb Company Epipodophyllotoxin glycosides
TW260671B (es) * 1991-04-29 1995-10-21 Bristol Myers Squibb Co
IT1250692B (it) * 1991-07-23 1995-04-21 Procedimento per la preparazione di demetilepipodofillotossina- beta-d-glucosidi.
US5648474A (en) * 1991-10-08 1997-07-15 Bristol-Myers Squibb Crystalline etoposide 4'-phosphate diethanolate
JPH07632B2 (ja) * 1991-12-23 1995-01-11 ブリストル−マイヤーズ スクイブ カンパニー エトポシド４’−ホスフェート二ナトリウム塩の安定な六水和物
US6080751A (en) * 1992-01-14 2000-06-27 The Stehlin Foundation For Cancer Research Method for treating pancreatic cancer in humans with water-insoluble S-camptothecin of the closed lactone ring form and derivatives thereof
JP3061476B2 (ja) * 1992-04-24 2000-07-10 日本化薬株式会社 エトポシド燐酸エステルの製造法
US5459248A (en) * 1993-11-04 1995-10-17 Bristol-Myers Squibb Company Process of preparing etoposide phosphate and etoposide
FR2725990B1 (fr) * 1994-10-21 1997-01-10 Pf Medicament Derives hydrosolubles d'epipodophyllotoxine, leur procede de preparation, leur utilisation a titre de medicament, et leur utilisation destinee aux traitements anticancereux
US5942386A (en) * 1995-06-07 1999-08-24 Thomas Jefferson University Anti-fungal agents and methods of identifying and using the same
CA2247620A1 (en) 1996-04-01 1997-10-09 Epix Medical, Inc. Bioactivated diagnostic imaging contrast agents
US6207673B1 (en) 1997-03-12 2001-03-27 The University Of North Carolina At Chapel Hill Covalent conjugates of topoisomerase I and topoisomerase II inhibitors
WO1999032499A1 (en) * 1997-12-23 1999-07-01 Korea Research Institute Of Chemical Technology 4'-O-DEMETHYL-EPIPODOPHYLLOTOXIN-β-D-GLUCOSIDE ACETAL DERIVATIVES
AU775373B2 (en) 1999-10-01 2004-07-29 Immunogen, Inc. Compositions and methods for treating cancer using immunoconjugates and chemotherapeutic agents
US6624317B1 (en) 2000-09-25 2003-09-23 The University Of North Carolina At Chapel Hill Taxoid conjugates as antimitotic and antitumor agents
US6506739B1 (en) 2001-05-01 2003-01-14 Telik, Inc. Bis-(N,N'-bis-(2-haloethyl)amino)phosphoramidates as antitumor agents
EP1438319A1 (en) * 2001-10-26 2004-07-21 Centre National De La Recherche Scientifique (Cnrs) Derivatives of etoposide and analogs, and pharmaceutical compositions containing them
NZ537690A (en) 2002-07-15 2009-07-31 Univ Texas Antibodies binding to anionic phospholipids and aminophospholipids and their use in treating viral infections
WO2004060403A2 (en) * 2003-01-06 2004-07-22 Angiochem Inc. Aprotinin and anglos as carriers across the blood-brain barrier
CN100334090C (zh) * 2005-02-02 2007-08-29 南京医科大学 吡啶类鬼臼毒素化合物及其制备方法和在制备杀虫剂中的应用
US20090016959A1 (en) * 2005-02-18 2009-01-15 Richard Beliveau Delivery of antibodies to the central nervous system
CN101160403B (zh) * 2005-02-18 2014-08-13 安吉奥开米公司 转运化合物穿过血脑屏障的分子
CA2614687C (en) * 2005-07-15 2016-03-22 Angiochem Inc. Use of aprotinin polypeptides as carriers in pharmaceutical conjugates
CN100410266C (zh) * 2006-01-11 2008-08-13 重庆华邦制药股份有限公司 鬼臼毒素磷酸酯衍生物的合成方法
JO2660B1 (en) 2006-01-20 2012-06-17 نوفارتيس ايه جي Pi-3 inhibitors and methods of use
PE20070978A1 (es) * 2006-02-14 2007-11-15 Novartis Ag COMPUESTOS HETEROCICLICOS COMO INHIBIDORES DE FOSFATIDILINOSITOL 3-QUINASAS (PI3Ks)
TW200808739A (en) * 2006-04-06 2008-02-16 Novartis Vaccines & Diagnostic Quinazolines for PDK1 inhibition
GB0625283D0 (en) * 2006-12-19 2007-01-24 Cyclacel Ltd Combination
US9365634B2 (en) * 2007-05-29 2016-06-14 Angiochem Inc. Aprotinin-like polypeptides for delivering agents conjugated thereto to tissues
US8263644B2 (en) * 2007-09-13 2012-09-11 Bristol-Myers Squibb Company Cytotoxic xanthone compounds
KR101502267B1 (ko) 2007-11-09 2015-03-18 페레그린 파마수티컬즈, 인크 항-ｖｅｇｆ 항체 조성물 및 방법
PA8809001A1 (es) 2007-12-20 2009-07-23 Novartis Ag Compuestos organicos
CN102026667B (zh) * 2008-04-18 2014-06-25 安吉奥开米公司 紫杉醇、紫杉醇类似物或紫杉醇结合物的药物组合物及相关制备方法和用途
MX2011004019A (es) 2008-10-15 2011-06-24 Angiochem Inc Conjugados de etoposido y doxorubicina para entrega de farmacos.
JP2012505637A (ja) 2008-10-15 2012-03-08 アンジオケム，インコーポレーテッド Ｇｌｐ−１アゴニストのコンジュゲート及びその使用
CA2745524C (en) * 2008-12-05 2020-06-09 Angiochem Inc. Conjugates of neurotensin or neurotensin analogs and uses thereof
BRPI0922611A2 (pt) 2008-12-17 2018-11-06 Angiochem Inc inibidores de metaloproteína de matriz de membrana tipo 1 e usos dos mesmos
CA2759129C (en) 2009-04-20 2018-12-11 Angiochem Inc. Treatment of ovarian cancer using an anticancer agent conjugated to an angiopep-2 analog
MX2012000016A (es) 2009-07-02 2012-03-26 Angiochem Inc Conjugados de peptidos multimericos y sus usos.
US8293753B2 (en) 2009-07-02 2012-10-23 Novartis Ag Substituted 2-carboxamide cycloamino ureas
BR112012019635A2 (pt) 2010-02-22 2016-05-03 Hoffmann La Roche compostos inibidores de pirido[3,2-d] pirimidina pi3k delta e métodos de uso
US9586954B2 (en) 2010-06-22 2017-03-07 Demerx, Inc. N-substituted noribogaine prodrugs
AR082418A1 (es) 2010-08-02 2012-12-05 Novartis Ag Formas cristalinas de 1-(4-metil-5-[2-(2,2,2-trifluoro-1,1-dimetil-etil)-piridin-4-il]-tiazol-2-il)-amida de 2-amida del acido (s)-pirrolidin-1,2-dicarboxilico
KR101928116B1 (ko) 2011-01-31 2018-12-11 노파르티스 아게 신규 헤테로시클릭 유도체
US9617274B1 (en) 2011-08-26 2017-04-11 Demerx, Inc. Synthetic noribogaine
CA2853256C (en) 2011-10-28 2019-05-14 Novartis Ag Novel purine derivatives and their use in the treatment of disease
WO2013085922A1 (en) * 2011-12-09 2013-06-13 Demerx, Inc. Phosphate esters of noribogaine
SG11201406550QA (en) 2012-05-16 2014-11-27 Novartis Ag Dosage regimen for a pi-3 kinase inhibitor
JP2016508979A (ja) 2012-12-20 2016-03-24 デメレックス， インコーポレイテッド 置換ノルイボガイン
KR20160095035A (ko) 2013-12-06 2016-08-10 노파르티스 아게 알파-이소형 선택성 포스파티딜이노시톨 3-키나제 억제제를 위한 투여 요법
ES2826827T3 (es) 2015-06-15 2021-05-19 Angiochem Inc Métodos para el tratamiento de carcinomatosis leptomeníngea
CA3002954A1 (en) 2015-11-02 2017-05-11 Novartis Ag Dosage regimen for a phosphatidylinositol 3-kinase inhibitor
WO2018060833A1 (en) 2016-09-27 2018-04-05 Novartis Ag Dosage regimen for alpha-isoform selective phosphatidylinositol 3-kinase inhibitor alpelisib
KR102378151B1 (ko) 2020-05-11 2022-03-24 주식회사 제이앤씨사이언스 베타-아포피크로포도필린의 신규한 유도체

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1171314A (fr) * 1955-05-13 1959-01-23 Sandoz Ag Produits de condensation de glucosides avec des composés carbonyliques et leur préparation
NL6613143A (es) * 1965-09-21 1967-03-22
CH464957A (de) * 1965-12-14 1968-11-15 Sandoz Ag Verfahren zur Herstellung eines neuen Glucosids
CH484101A (de) * 1966-12-13 1970-01-15 Sandoz Ag Verfahren zur Herstellung neuer Glucoside
CH514578A (de) * 1968-02-27 1971-10-31 Sandoz Ag Verfahren zur Herstellung von Glucosiden
CH543502A (de) * 1970-11-20 1973-10-31 Sandoz Ag Verfahren zur Herstellung neuer Glucoside
GB1395820A (en) * 1971-06-05 1975-05-29 Villax I Preparation of 21-inorganic esters of corticosteroids and salts thereof
CH589668A5 (en) * 1973-06-07 1977-07-15 Sandoz Ag Cytostatic (4')-demethyl substd. epipodophyllotoxin - prepd. from the corresp. glucopyranoside with (3)-thiophene-carboxaldehyde
FR2397425A1 (fr) * 1977-07-11 1979-02-09 Rhone Poulenc Ind Nouveaux derives de la daunorubicine, leur preparation et les compositions qui les contiennent
DE3374317D1 (en) * 1982-11-26 1987-12-10 Nippon Kayaku Kk Process for producing 4'-demethyl-epipodophyllotoxin-beta-d-ethylidene-glucoside and acyl-derivative thereof
US4567253A (en) * 1984-02-03 1986-01-28 Tony Durst 2-Substituted derivatives of podophyllotoxin and etoposide
JPS60208910A (ja) * 1984-03-31 1985-10-21 Green Cross Corp:The 水難溶性薬物・リン脂質複合体の製造方法
JPS60246393A (ja) * 1984-05-22 1985-12-06 Nippon Kayaku Co Ltd エトポシドの新規製造法
US4739046A (en) * 1985-08-19 1988-04-19 Luzio Nicholas R Di Soluble phosphorylated glucan
IL77334A (en) * 1985-12-16 1991-04-15 Univ Bar Ilan Synthesis of 9-epipodophyllotoxin glucoside derivatives and some novel intermediates therefor
US4916217A (en) * 1987-01-08 1990-04-10 Bristol-Myers Company Phosphorus containing derivatives of epipodophyllotoxin
JPS63192793A (ja) * 1987-02-06 1988-08-10 Nippon Kayaku Co Ltd ４′−デメチル−エピポドフイロトキシン誘導体の新規エステル
US4874851A (en) * 1987-07-01 1989-10-17 Bristol-Meyers Company 3',4'-dinitrogen substituted epipodophyllotoxin glucoside derivatives

Also Published As

Publication number Publication date
HU905862D0 (en) 1991-03-28
FR2622193A1 (fr) 1989-04-28
IE61040B1 (en) 1994-09-07
CN1027169C (zh) 1994-12-28
GB2207674B (en) 1991-09-11
YU10490A (en) 1990-06-30
IT1226825B (it) 1991-02-19
NL970042I1 (nl) 1998-03-02
HUT47303A (en) 1989-02-28
SK541288A3 (en) 1998-10-07
KR890003790A (ko) 1989-04-18
HU211960A9 (en) 1996-01-29
FI87790C (fi) 1993-02-25
NL8801934A (nl) 1989-03-01
DK11992A (da) 1992-01-31
DD299067A5 (de) 1992-03-26
PT88186B (pt) 1995-07-03
FR2622193B1 (fr) 1993-12-17
NO883299L (no) 1989-02-24
NZ225615A (en) 1991-06-25
JPH0699465B2 (ja) 1994-12-07
ES2010775A6 (es) 1989-12-01
HU202547B (en) 1991-03-28
SE8802815D0 (sv) 1988-08-03
CN1061225A (zh) 1992-05-20
IE882378L (en) 1989-02-04
GB8818462D0 (en) 1988-09-07
IL87290A0 (en) 1989-01-31
CH676716A5 (es) 1991-02-28
CZ286893B6 (cs) 2000-07-12
PT88186A (pt) 1989-06-30
HK6392A (en) 1992-01-17
NO172440B (no) 1993-04-13
DK169344B1 (da) 1994-10-10
USRE35524E (en) 1997-06-03
AU2030688A (en) 1989-06-08
LU90138I2 (fr) 1997-11-26
YU10390A (en) 1990-06-30
US5041424A (en) 1991-08-20
AT398974B (de) 1995-02-27
NO920665L (no) 1989-02-24
NO920277D0 (no) 1992-01-22
SE502214C2 (sv) 1995-09-18
DK434088D0 (da) 1988-08-03
NO920665D0 (no) 1992-02-20
SK279325B6 (sk) 1998-10-07
GR1000490B (el) 1992-07-30
NO920277L (no) 1989-02-24
AU610619B2 (en) 1991-05-23
DE3826562C2 (es) 1993-04-08
LU87290A1 (fr) 1990-02-07
NL970042I2 (es) 2005-06-01
SE8802815L (sv) 1989-02-05
KR900006230B1 (ko) 1990-08-27
FI883596A0 (fi) 1988-08-01
NO172440C (no) 1993-07-21
MY104321A (en) 1994-03-31
US4904768A (en) 1990-02-27
DE3826562A1 (de) 1989-02-16
HU208147B (en) 1993-08-30
FI87790B (fi) 1992-11-13
JPH01100188A (ja) 1989-04-18
CA1310637C (en) 1992-11-24
GR880100512A (en) 1989-05-25
BE1002982A4 (fr) 1991-10-15
MX9202851A (es) 1992-06-30
NO170284B (no) 1992-06-22
NO1998002I1 (no) 1998-01-14
MX173843B (es) 1994-03-30
NO883299D0 (no) 1988-07-26
NL192683B (es) 1997-08-01
DK434088A (da) 1989-02-05
DK11992D0 (da) 1992-01-31
SG101291G (en) 1992-01-17
IL87290A (en) 1993-01-31
GB2207674A (en) 1989-02-08
IT8821535A0 (it) 1988-07-28
ATA195588A (de) 1994-07-15
NL192683C (nl) 1997-12-02
FI883596A (fi) 1989-02-05
DD274423A5 (de) 1989-12-20
CZ541288A3 (cs) 1999-12-15
CY1625A (en) 1992-07-10
NO170284C (no) 1992-09-30

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