BG41132A3 - Метод за получаване на съполимери на млечна и гликолова киселина - Google Patents

Метод за получаване на съполимери на млечна и гликолова киселина

Info

Publication number: BG41132A3
Authority: BG; Bulgaria
Prior art keywords: lactic; glycolic acid; obtaining copolymers; weight; copolymers
Prior art date: 1979-09-12

Application number

BG049032A

Other languages

Bulgarian (bg)

English (en)

Inventor

Robert Nevin

Original Assignee

Eli Lilly And Company

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.)

1979-09-12

Filing date

1980-09-11

Publication date

1987-04-15

1980-09-11 Application filed by Eli Lilly And Company filed Critical Eli Lilly And Company

1987-04-15 Publication of BG41132A3 publication Critical patent/BG41132A3/xx

Links

AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 title abstract 6
JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 title abstract 6
229920001577 copolymer Polymers 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 abstract 1
239000004793 Polystyrene Substances 0.000 abstract 1
239000003456 ion exchange resin Substances 0.000 abstract 1
229920003303 ion-exchange polymer Polymers 0.000 abstract 1
235000014655 lactic acid Nutrition 0.000 abstract 1
239000004310 lactic acid Substances 0.000 abstract 1
238000006116 polymerization reaction Methods 0.000 abstract 1
229920002223 polystyrene Polymers 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/823—Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/34—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Inorganic Chemistry (AREA)
Proteomics, Peptides & Aminoacids (AREA)
Pharmacology & Pharmacy (AREA)
Epidemiology (AREA)
Animal Behavior & Ethology (AREA)
General Health & Medical Sciences (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Polyesters Or Polycarbonates (AREA)
Medicinal Preparation (AREA)
Biological Depolymerization Polymers (AREA)

BG049032A 1979-09-12 1980-09-11 Метод за получаване на съполимери на млечна и гликолова киселина BG41132A3 (bg)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/075,296 US4273920A (en)	1979-09-12	1979-09-12	Polymerization process and product

Publications (1)

Publication Number	Publication Date
BG41132A3 true BG41132A3 (bg)	1987-04-15

Family

ID=22124778

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BG049032A BG41132A3 (bg)	1979-09-12	1980-09-11	Метод за получаване на съполимери на млечна и гликолова киселина

Country Status (31)

Country	Link
US (1)	US4273920A (fr)
EP (1)	EP0026599B1 (fr)
JP (2)	JPS5645920A (fr)
AR (1)	AR221173A1 (fr)
AT (1)	AT380689B (fr)
AU (1)	AU539130B2 (fr)
BE (1)	BE885182A (fr)
BG (1)	BG41132A3 (fr)
CA (1)	CA1185048A (fr)
CH (1)	CH648048A5 (fr)
CS (1)	CS221979B2 (fr)
DD (1)	DD153125A5 (fr)
DE (1)	DE3068116D1 (fr)
DK (1)	DK155093C (fr)
EG (1)	EG14381A (fr)
ES (1)	ES8106542A1 (fr)
FI (1)	FI66412C (fr)
FR (1)	FR2464973A1 (fr)
GB (1)	GB2058808B (fr)
GR (1)	GR69961B (fr)
GT (1)	GT198065361A (fr)
HU (1)	HU191807B (fr)
IE (1)	IE50236B1 (fr)
IL (1)	IL61024A (fr)
IT (1)	IT1141040B (fr)
NZ (1)	NZ194902A (fr)
PH (1)	PH15272A (fr)
PL (1)	PL129779B1 (fr)
PT (1)	PT71794B (fr)
RO (1)	RO80864A (fr)
ZA (1)	ZA805629B (fr)

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US4716964A (en) *	1981-08-10	1988-01-05	Exxon Production Research Company	Use of degradable ball sealers to seal casing perforations in well treatment fluid diversion
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FR2537980B1 (fr) *	1982-12-17	1986-12-19	Sandoz Sa	Derives d'acides hydroxycarboxyliques oligomeres, leur preparation et leur utilisation
US4470416A (en) *	1983-06-17	1984-09-11	Ethicon, Inc.	Copolymers of lactide and/or glycolide with 1,5-dioxepan-2-one
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US4594407A (en) *	1983-09-20	1986-06-10	Allied Corporation	Prosthetic devices derived from krebs-cycle dicarboxylic acids and diols
JPS60100516A (ja) *	1983-11-04	1985-06-04	Takeda Chem Ind Ltd	徐放型マイクロカプセルの製造法
ATE142236T1 (de) *	1984-03-06	1996-09-15	United States Surgical Corp	Ein verfahren zur herstellung von zwei-phasen- zusammensetzungen für absorbierbare chirurgische ausrüstungen
US4649042A (en) *	1984-05-31	1987-03-10	Eli Lilly And Company	Rumen delivery device
JPH0678425B2 (ja) *	1984-07-06	1994-10-05	和光純薬工業株式会社	重合体の新規製造法
CA1256638A (fr) *	1984-07-06	1989-06-27	Motoaki Tanaka	Polymere, et sa production
DE3428640A1 (de) *	1984-08-03	1986-02-06	Akzo Gmbh, 5600 Wuppertal	Mikroporoese, pulverfoermige polylactide
US4595713A (en) *	1985-01-22	1986-06-17	Hexcel Corporation	Medical putty for tissue augmentation
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US4744365A (en) *	1986-07-17	1988-05-17	United States Surgical Corporation	Two-phase compositions for absorbable surgical devices
DE3641692A1 (de) *	1986-12-06	1988-06-09	Boehringer Ingelheim Kg	Katalysatorfreie resorbierbare homopolymere und copolymere
SE8701479L (sv) *	1987-04-09	1988-10-10	Carbomatrix Ab	Metod foer inneslutning av biologiskt verksamma preparat samt anvaendning daerav
US4804691A (en) *	1987-08-28	1989-02-14	Richards Medical Company	Method for making a biodegradable adhesive for soft living tissue
OA09249A (fr) *	1988-12-19	1992-06-30	Lilly Co Eli	Composés de macrolides.
JP2986509B2 (ja) *	1989-05-26	1999-12-06	三井化学株式会社	変性ポリエステル樹脂組成物、その製造方法、およびその用途
DE4005415C2 (de) *	1990-02-21	1996-04-11	Boehringer Ingelheim Kg	Verfahren zum Herstellen von Polyestern auf der Basis von Hydroxycarbonsäuren
US5302694A (en) *	1990-02-21	1994-04-12	Boehringer Ingelheim Gmbh	Process for preparing polyesters based on hydroxycarboxylic acids
DE69129770T2 (de) *	1990-04-13	1998-11-19	Takeda Chemical Industries Ltd	Biologisch abbaubare hochmolekulare Polymere, ihre Herstellung und ihre Verwendung
MY108621A (en) *	1990-08-01	1996-10-31	Novartis Ag	Polylactide preparation and purification
US6353030B1 (en) *	1990-08-01	2002-03-05	Novartis Ag	Relating to organic compounds
US5108422A (en) *	1990-10-22	1992-04-28	United States Surgical Corporation	Skin fastener
US5593423A (en) *	1990-10-22	1997-01-14	United States Surgical Corporation	Skin fastener
US5320624A (en) *	1991-02-12	1994-06-14	United States Surgical Corporation	Blends of glycolide and/or lactide polymers and caprolactone and/or trimethylene carbonate polymers and absorbable surgical devices made therefrom
US6228954B1 (en)	1991-02-12	2001-05-08	United States Surgical Corporation	Blends of glycolide and/or lactide polymers and caprolactone and/or trimethylene carbonate polymers and absorabable surgical devices made therefrom
IT1249045B (it) *	1991-02-21	1995-02-11	Himont Inc	Processo per la sintesi allo stato solido di polimeri dell'acido lattico e prodotti cosi ottenuti
US5232648A (en) *	1991-07-19	1993-08-03	United States Surgical Corporation	Bioabsorbable melt spun fiber based on glycolide-containing copolymer
US5206341A (en) *	1991-11-21	1993-04-27	Southern Research Institute	Polymers from hydroxy acids and polycarboxylic acids
ES2139646T3 (es) *	1991-12-19	2000-02-16	Mitsui Chemicals Inc	Acido polihidroxido carboxilico y su procedimiento de obtencion.
US5258488A (en) *	1992-01-24	1993-11-02	Cargill, Incorporated	Continuous process for manufacture of lactide polymers with controlled optical purity
US6326458B1 (en)	1992-01-24	2001-12-04	Cargill, Inc.	Continuous process for the manufacture of lactide and lactide polymers
US6005067A (en) *	1992-01-24	1999-12-21	Cargill Incorporated	Continuous process for manufacture of lactide polymers with controlled optical purity
US5247059A (en) *	1992-01-24	1993-09-21	Cargill, Incorporated	Continuous process for the manufacture of a purified lactide from esters of lactic acid
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US6005068A (en)	1992-10-02	1999-12-21	Cargill Incorporated	Melt-stable amorphous lactide polymer film and process for manufacture thereof
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TW333456B (en) *	1992-12-07	1998-06-11	Takeda Pharm Ind Co Ltd	A pharmaceutical composition of sustained-release preparation the invention relates to a pharmaceutical composition of sustained-release preparation which comprises a physiologically active peptide.
US5444143A (en) *	1992-12-25	1995-08-22	Mitsui Toatsu Chemicals, Inc.	Preparation process of polyhydroxycarboxylic acid
WO1994020518A1 (fr) *	1993-03-12	1994-09-15	Dowelanco	Nouveaux composes a83543 et procede de production desdits composes
KR970002523B1 (en) *	1993-04-24	1997-03-05	Korea Inst Sci & Tech	Biodegradable polylactic acid having improved properties and method for manufacturing the same
US5522841A (en) *	1993-05-27	1996-06-04	United States Surgical Corporation	Absorbable block copolymers and surgical articles fabricated therefrom
US5403347A (en) *	1993-05-27	1995-04-04	United States Surgical Corporation	Absorbable block copolymers and surgical articles fabricated therefrom
WO1995010577A1 (fr)	1993-10-15	1995-04-20	H.B. Fuller Licensing & Financing Inc.	Adhesifs thermofusibles biodegradables/recyclables en compost constitues de polyester d'acide lactique
US5431679A (en) *	1994-03-10	1995-07-11	United States Surgical Corporation	Absorbable block copolymers and surgical articles fabricated therefrom
US5543202A (en) *	1994-03-14	1996-08-06	Kimberly-Clark Corporation	Process for producing a crimp-bonded fibrous cellulosic laminate
CN1058736C (zh) *	1994-05-27	2000-11-22	北京市星辰现代控制工程研究所	生物降解组合物及其制备方法和应用
US5578662A (en)	1994-07-22	1996-11-26	United States Surgical Corporation	Bioabsorbable branched polymers containing units derived from dioxanone and medical/surgical devices manufactured therefrom
US6339130B1 (en) *	1994-07-22	2002-01-15	United States Surgical Corporation	Bioabsorbable branched polymers containing units derived from dioxanone and medical/surgical devices manufactured therefrom
US6206908B1 (en)	1994-09-16	2001-03-27	United States Surgical Corporation	Absorbable polymer and surgical articles fabricated therefrom
CA2158420C (fr)	1994-09-16	2007-05-01	Mark S. Roby	Polymeres absorbables et articles chirurgicaux fabriques a partir de ceux-ci
US5618313A (en) *	1994-10-11	1997-04-08	United States Surgical Corporation	Absorbable polymer and surgical articles fabricated therefrom
US5770683A (en)	1994-11-02	1998-06-23	Mitsui Toatsu Chemicals, Inc.	Preparation process of polyhydroxycarboxylic acid
US5997568A (en) *	1996-01-19	1999-12-07	United States Surgical Corporation	Absorbable polymer blends and surgical articles fabricated therefrom
US6001981A (en) *	1996-06-13	1999-12-14	Dow Agrosciences Llc	Synthetic modification of Spinosyn compounds
US5756651A (en) *	1996-07-17	1998-05-26	Chronopol, Inc.	Impact modified polylactide
US6191236B1 (en)	1996-10-11	2001-02-20	United States Surgical Corporation	Bioabsorbable suture and method of its manufacture
US6007565A (en) *	1997-09-05	1999-12-28	United States Surgical	Absorbable block copolymers and surgical articles fabricated therefrom
US6277927B1 (en)	1997-11-26	2001-08-21	United States Surgical Corporation	Absorbable block copolymers and surgical articles fabricated therefrom
JPH11203837A (ja)	1998-01-16	1999-07-30	Sony Corp	編集システムおよび編集方法
AR023940A1 (es)	2000-05-03	2002-09-04	Eriochem Sa	Procedimiento para la produccion de microcapsulas de liberacion prolongada de peptidos solubles en agua
CN1269870C (zh) *	2000-08-07	2006-08-16	和光纯药工业株式会社	乳酸聚合物及其制备方法
AU2001290515B2 (en)	2000-08-16	2007-02-01	Covidien Lp	High consistency absorbable polymeric resin
TWI332407B (en) *	2001-06-29	2010-11-01	Takeda Chemical Industries Ltd	Controlled release composition and method of producting the same
JP4612239B2 (ja) *	2001-07-18	2011-01-12	三井化学株式会社	生体吸収性ポリヒドロキシカルボン酸の製造方法
US7163545B2 (en) *	2002-07-29	2007-01-16	Mayo Foundation For Medical Education And Research	Spinal cord surgical implant
KR100684682B1 (ko) *	2002-09-24	2007-02-22	아사히 가세이 케미칼즈 가부시키가이샤	글리콜산 공중합체 및 그의 제조 방법
EP1440992A1 (fr) *	2003-01-21	2004-07-28	Société de Conseils de Recherches et d'Applications Scientifiques ( S.C.R.A.S.)	Système catalytique de (co)polymérisation du lactide et du glycolide
FR2867698B1 (fr) *	2004-03-16	2007-11-16	Beaufour Ipsen S C R A S	Systeme catalttique de (co) oligomerisation du lactide et du glycolide
WO2005105908A1 (fr) *	2004-04-28	2005-11-10	Keio University	Procédé de dépolymérisation de polymère ayant un lien d'ester dans la chaine principale et procédé pour produire le polymere ayant le lien d'ester dans la chaine princpale depuis le produit de dépolymérisation
MX2009006653A (es)	2006-12-18	2009-07-02	Takeda Pharmaceutical	Composicion de liberacion prolongada y metodo para producirla.
CN101284883B (zh) *	2008-05-14	2011-02-16	西北大学	聚乳酸-壳聚糖接枝共聚物的制备方法
RU2404198C2 (ru) *	2008-11-12	2010-11-20	Федеральное государственное унитарное предприятие "Ордена Трудового Красного Знамени Научно-исследовательский физико-химический институт имени Л.Я. Карпова"	Способ получения сополимеров стирола с молочной кислотой
CN103300120B (zh) *	2013-06-25	2015-04-22	南京工业大学	一种绿色家禽家畜脱毛剂及其制备方法
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US2703316A (en) *	1951-06-05	1955-03-01	Du Pont	Polymers of high melting lactide
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US3442871A (en) *	1966-05-04	1969-05-06	American Cyanamid Co	Process for polymerizing a glycolide
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US3736646A (en) *	1971-10-18	1973-06-05	American Cyanamid Co	Method of attaching surgical needles to multifilament polyglycolic acid absorbable sutures
US3839297A (en) *	1971-11-22	1974-10-01	Ethicon Inc	Use of stannous octoate catalyst in the manufacture of l(-)lactide-glycolide copolymer sutures
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US4144317A (en) *	1975-05-30	1979-03-13	Alza Corporation	Device consisting of copolymer having acetoxy groups for delivering drugs
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1979
- 1979-09-12 US US06/075,296 patent/US4273920A/en not_active Expired - Lifetime
1980
- 1980-09-09 NZ NZ194902A patent/NZ194902A/xx unknown
- 1980-09-09 AR AR282459A patent/AR221173A1/es active
- 1980-09-09 GR GR62846A patent/GR69961B/el unknown
- 1980-09-09 RO RO80102132A patent/RO80864A/fr unknown
- 1980-09-09 AU AU62166/80A patent/AU539130B2/en not_active Expired
- 1980-09-09 PH PH24558A patent/PH15272A/en unknown
- 1980-09-09 PL PL1980226653A patent/PL129779B1/pl unknown
- 1980-09-10 FR FR8019582A patent/FR2464973A1/fr active Granted
- 1980-09-10 GT GT198065361A patent/GT198065361A/es unknown
- 1980-09-10 IL IL61024A patent/IL61024A/xx not_active IP Right Cessation
- 1980-09-10 CA CA000360018A patent/CA1185048A/fr not_active Expired
- 1980-09-10 AT AT0455380A patent/AT380689B/de not_active IP Right Cessation
- 1980-09-10 CH CH6807/80A patent/CH648048A5/fr not_active IP Right Cessation
- 1980-09-10 EG EG559/80A patent/EG14381A/xx active
- 1980-09-10 FI FI802840A patent/FI66412C/fi not_active IP Right Cessation
- 1980-09-10 CS CS806134A patent/CS221979B2/cs unknown
- 1980-09-11 DK DK387380A patent/DK155093C/da not_active IP Right Cessation
- 1980-09-11 DE DE8080303198T patent/DE3068116D1/de not_active Expired
- 1980-09-11 JP JP12664280A patent/JPS5645920A/ja active Granted
- 1980-09-11 GB GB8029392A patent/GB2058808B/en not_active Expired
- 1980-09-11 BE BE1/9957A patent/BE885182A/fr not_active IP Right Cessation
- 1980-09-11 ES ES494974A patent/ES8106542A1/es not_active Expired
- 1980-09-11 HU HU802235A patent/HU191807B/hu not_active IP Right Cessation
- 1980-09-11 PT PT71794A patent/PT71794B/pt not_active IP Right Cessation
- 1980-09-11 BG BG049032A patent/BG41132A3/xx unknown
- 1980-09-11 IT IT24607/80A patent/IT1141040B/it active
- 1980-09-11 IE IE1902/80A patent/IE50236B1/en not_active IP Right Cessation
- 1980-09-11 EP EP80303198A patent/EP0026599B1/fr not_active Expired
- 1980-09-11 ZA ZA00805629A patent/ZA805629B/xx unknown
- 1980-09-12 DD DD80223870A patent/DD153125A5/de not_active IP Right Cessation
1988
- 1988-04-26 JP JP63107377A patent/JPH0198617A/ja active Granted

Also Published As

Publication number	Publication date
AR221173A1 (es)	1980-12-30
GT198065361A (es)	1982-03-04
FI802840A7 (fi)	1981-03-13
PT71794A (en)	1980-10-01
AU6216680A (en)	1981-03-19
NZ194902A (en)	1983-05-31
DK155093C (da)	1989-06-19
HU191807B (en)	1987-04-28
IE801902L (en)	1981-03-12
IE50236B1 (en)	1986-03-05
ES494974A0 (es)	1981-08-16
EP0026599A1 (fr)	1981-04-08
ES8106542A1 (es)	1981-08-16
CS221979B2 (en)	1983-04-29
RO80864A (fr)	1983-02-01
JPH0198617A (ja)	1989-04-17
DK155093B (da)	1989-02-06
FR2464973A1 (fr)	1981-03-20
DE3068116D1 (en)	1984-07-12
IL61024A0 (en)	1980-11-30
IT8024607A0 (it)	1980-09-11
JPS5645920A (en)	1981-04-25
GB2058808B (en)	1983-11-16
JPH0445525B2 (fr)	1992-07-27
AU539130B2 (en)	1984-09-13
PL129779B1 (en)	1984-06-30
FR2464973B1 (fr)	1983-06-10
IT1141040B (it)	1986-10-01
CH648048A5 (fr)	1985-02-28
EP0026599B1 (fr)	1984-06-06
EG14381A (en)	1983-12-31
GB2058808A (en)	1981-04-15
DK387380A (da)	1981-03-13
DD153125A5 (de)	1981-12-23
FI66412B (fi)	1984-06-29
BE885182A (fr)	1981-03-11
AT380689B (de)	1986-06-25
FI66412C (fi)	1984-10-10
GR69961B (fr)	1982-07-22
ZA805629B (en)	1982-04-28
PL226653A1 (fr)	1981-10-16
JPH0121166B2 (fr)	1989-04-20
IL61024A (en)	1983-02-23
US4273920A (en)	1981-06-16
PT71794B (en)	1981-07-07
ATA455380A (de)	1985-11-15
CA1185048A (fr)	1985-04-02
PH15272A (en)	1982-11-02

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BG41132A3 (bg)	1987-04-15	Метод за получаване на съполимери на млечна и гликолова киселина
BG34336A3 (bg)	1983-08-15	Метод за получаване на производни на фталазин -4- ил-оцетна киселина
BG31497A3 (bg)	1982-01-15	Метод за получаване на 4-амино-5-алкил-сулфонил ортонизамиди
BG31647A3 (bg)	1982-02-15	Метод за получаване на фенетаноламини
BG35189A3 (en)	1984-02-15	Method for preparing derivatives of 6- beta- hydroxyalkylpenicillanic acid
BG33153A3 (bg)	1982-12-15	Метод за получаване на 1-арилокси-2-хидрокси-3-алкиленаминопропани
BG33886A3 (en)	1983-05-16	Method for heterocyclic compounds producing
BG37528A3 (bg)	1985-06-14	Метод за получаване на 4- аминофенил-амониев-тридецил- фосфонат
BG36197A3 (bg)	1984-09-14	Метод за производство на инданилови производни
BG35328A3 (en)	1984-03-15	Method for preparing imidodisulphamidic derivatives
BG28709A3 (bg)	1980-06-16	Метод за получаване на 3-(1-пиразолил)-пиридазинови производни
BG42004A3 (en)	1987-09-15	Method for preparing pyridyl compounds
RO71908A (fr)	1981-11-24	Procede pour la preparation des esters d'acide 7-beta-acylamino-3-chlore-3-cephem-4-carboxylique
BG31227A4 (bg)	1981-11-16	Метод за получаване на рацемични или оптично активни пирамидо (1,2 а)хетероциклични съединения
BG28713A3 (bg)	1980-06-16	Метод за получаване на 5,11-дихидро-6н-пиридо (2,3-в)(1,4) бензодиазепин-6-они
ES8104323A1 (es)	1981-04-01	Un procedimiento para obtener 2,6-diaminonebularinas
BG31073A3 (bg)	1981-10-15	Метод за получаване на 1,5-заместени-2-пиролидони
RO80112A (fr)	1982-10-26	Procede pour preparer l'acide 1,1-dioxopenicilique
RO81505A (fr)	1983-04-29	Procede pour la preparation des amides de l'acide 1,2,3-triazolocarboxylique
BG35897A3 (bg)	1984-07-16	Метод за получаване на 5-(дихидрокси-фенокси)-1н-тетразоли
BG38338A3 (en)	1985-11-15	Method for preparing 6 alpha- methylhydrocortisonic derivatives
DK144916C (da)	1982-12-06	Fremgangsmaade til fremstilling af vlb-3-spiro-5"-oxazolidin-2",4"-dion eller ikke-toxiske syreadditionssalte heraf
BG34454A3 (bg)	1983-09-15	Метод за получаване на производни на 7 бета- аминотиазолилацетамидо- 3- цефем- 4- карбоновата киселина
JPS5325533A (en)	1978-03-09	Novel phenylacetic acid derivatives
DK153539C (da)	1989-01-02	Fremgangsmaade til fremstilling af 3,3-dimethyl-2-oxosmoersyre eller salte deraf