KR830002772A - 메탄디올의 페니실린 및 페니실란산 1,1-디옥사이드 와의 비스-에스테르 - Google Patents
메탄디올의 페니실린 및 페니실란산 1,1-디옥사이드 와의 비스-에스테르 Download PDFInfo
- Publication number
- KR830002772A KR830002772A KR1019800001917A KR800001917A KR830002772A KR 830002772 A KR830002772 A KR 830002772A KR 1019800001917 A KR1019800001917 A KR 1019800001917A KR 800001917 A KR800001917 A KR 800001917A KR 830002772 A KR830002772 A KR 830002772A
- Authority
- KR
- South Korea
- Prior art keywords
- formula
- group
- compound
- methanediol
- penicillin
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D499/21—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring with a nitrogen atom directly attached in position 6 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2
- C07D499/28—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring with a nitrogen atom directly attached in position 6 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2 with modified 2-carboxyl group
- C07D499/32—Esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/10—Antioedematous agents; Diuretics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/12—Antihypertensives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General 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)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Communicable Diseases (AREA)
- Cardiology (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Heart & Thoracic Surgery (AREA)
- Oncology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Cephalosporin Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (2)
- 구조식(a)의 화합물을 구조식(Ⅶ)의 화합물과 반응시킨 후, 필요하면 아미노 및 카복시 보호그룹을 제거시킴을 특징으로 하여 구조식(Ⅰ)의 화합물 또는 그의 약제학적으로 허용되는 염을 제조하는 방법.상기 구조식중R1은 유기 카복실산의 아실그룹이고R2는 유리의 아미노 또는 카복시 그룹이 보호되어 있는 그룹 R1이며M은 카복실레이트염 생성양이온이며X는 클로로, 브로모, 요도, 탄소수 1 내지 4의 알킬설포닐옥시, 벤젠설포닐옥시 및 톨루엔설포닐로 구성되는 그룹중에서 선택된다.
- 구조식(Ⅷ)의 화합물과 구조식(Ⅸ)의 화합물을 반응시킨 후, 필요하면 아미노 및 카복시 보호그룹을 제거시킴을 특징으로 하여 구조식(Ⅰ)의 화합물 또는 그의 약제학적으로 허용되는 염을 제조하는 방법.상기 구조식중R1은 유기 카복실산의 아실 그룹이고R2는 유리의 아미노 또는 카복시그룹이 보호되어 있는 그룹 R1이며M은 카복실레이트 염 생성 양이온이며X는 클로로, 브로모, 요도, 탄소수 1 내지 4의 알킬설포닐 옥시, 벤젠설포닐옥시 및 톨루엔설포닐옥시로 구성되는 그룹중에서 선택된다.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/039,539 US4244951A (en) | 1979-05-16 | 1979-05-16 | Bis-esters of methanediol with penicillins and penicillanic acid 1,1-dioxide |
US39539 | 1979-05-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR830002772A true KR830002772A (ko) | 1983-05-30 |
KR840000105B1 KR840000105B1 (ko) | 1984-02-11 |
Family
ID=21906015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019800001917A KR840000105B1 (ko) | 1979-05-16 | 1980-05-15 | 메탄디올의 페니실린 및 페니실란산 1, 1-디옥사이드와의 비스-에스테르 제조방법 |
Country Status (44)
Country | Link |
---|---|
US (1) | US4244951A (ko) |
JP (1) | JPS55157589A (ko) |
KR (1) | KR840000105B1 (ko) |
AR (1) | AR226062A1 (ko) |
AT (2) | AT369373B (ko) |
AU (1) | AU520066B2 (ko) |
BE (1) | BE883299A (ko) |
BG (1) | BG35467A3 (ko) |
CA (1) | CA1200545A (ko) |
CH (1) | CH646177A5 (ko) |
CS (1) | CS276964B6 (ko) |
DD (1) | DD150898A5 (ko) |
DE (2) | DE3018590A1 (ko) |
DK (1) | DK159786C (ko) |
EC (1) | ECSP941080A (ko) |
EG (1) | EG15129A (ko) |
ES (1) | ES491534A0 (ko) |
FI (1) | FI71742C (ko) |
FR (2) | FR2456745A1 (ko) |
GB (2) | GB2051057B (ko) |
GR (1) | GR68468B (ko) |
GT (1) | GT198063473A (ko) |
HK (2) | HK66787A (ko) |
HU (1) | HU184754B (ko) |
IE (1) | IE49892B1 (ko) |
IL (1) | IL60074A (ko) |
IN (1) | IN154371B (ko) |
IT (1) | IT1131187B (ko) |
KE (2) | KE3460A (ko) |
LU (1) | LU82452A1 (ko) |
MX (1) | MX6717E (ko) |
MY (2) | MY8500322A (ko) |
NL (1) | NL8002793A (ko) |
NO (3) | NO801415L (ko) |
NZ (1) | NZ193713A (ko) |
PH (3) | PH16554A (ko) |
PL (2) | PL127434B1 (ko) |
PT (1) | PT71248A (ko) |
RO (2) | RO84151B (ko) |
SE (1) | SE449749B (ko) |
SG (1) | SG56284G (ko) |
SU (2) | SU1122226A3 (ko) |
YU (1) | YU41925B (ko) |
ZA (1) | ZA801885B (ko) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IE49881B1 (en) * | 1979-02-13 | 1986-01-08 | Leo Pharm Prod Ltd | B-lactam intermediates |
US4309347A (en) * | 1979-05-16 | 1982-01-05 | Pfizer Inc. | Penicillanoyloxymethyl penicillanate 1,1,1',1'-tetraoxide |
DE3051044C2 (ko) * | 1979-06-19 | 1989-03-30 | Leo Pharmaceutical Products Ltd. A/S (Loevens Kemiske Fabrik Produktionsaktieselskab), Ballerup, Dk | |
US4364957A (en) * | 1979-09-26 | 1982-12-21 | Pfizer Inc. | Bis-esters of alkanediols as antibacterial agents |
US4342768A (en) * | 1979-10-22 | 1982-08-03 | Pfizer Inc. | Bis-esters of 1,1-alkanediols with 6-beta-hydroxymethylpenicillanic acid 1,1-dioxide and beta-lactam antibiotics |
IL61880A (en) * | 1980-01-21 | 1984-11-30 | Bristol Myers Co | 2beta-chloromethyl-2alpha-methylpenam-3alpha-carboxylic acid sulfone derivatives,their preparation and pharmaceutical compositions containing them |
US4488994A (en) * | 1980-09-08 | 1984-12-18 | Pfizer Inc. | Bis-esters of methanediol with penicillins and penicillanic acid 1,1-dioxide |
IE51516B1 (en) * | 1980-10-06 | 1987-01-07 | Leo Pharm Prod Ltd | 1,1-dioxapenicillanoyloxymethyl 6-(d-alpha-amino-alpha-phenylacetamido)penicillanate napsylate |
IL64009A (en) * | 1980-10-31 | 1984-09-30 | Rech Applications Therap | Crystalline 1,1-dioxopenicillanoyloxymethyl 6-(d-alpha-amino-alpha-phenylacetamido)penicillanate tosylate hydrates,their production and pharmaceutical compositions containing them |
US4474698A (en) * | 1980-12-11 | 1984-10-02 | Pfizer Inc. | Process for preparing esters of penicillanic acid sulfone |
US4323499A (en) * | 1981-01-05 | 1982-04-06 | Pfizer Inc. | 6-(2-Aryl-2-(1,1-dioxopenicillanoyloxy-methoxycarbonyl)acetamido penicillanic acids |
US4478748A (en) * | 1981-02-20 | 1984-10-23 | Pfizer Inc. | Bis-esters of alkanediols |
IN157669B (ko) * | 1981-03-23 | 1986-05-17 | Pfizer | |
US4321196A (en) * | 1981-03-23 | 1982-03-23 | Pfizer Inc. | Bis-esters of methanediol with acetonides of ampicillin or amoxicillin and penicillanic acid 1,1-dioxide |
US4393001A (en) * | 1981-03-23 | 1983-07-12 | Pfizer Inc. | Intermediates for production of 1,1-dioxopenicillanoyloxymethyl 6-(2-amino-2-phenylacetamido)penicillanates |
US4376076A (en) * | 1981-03-23 | 1983-03-08 | Pfizer Inc. | Bis-esters of 1,1-alkanediols with 6-beta-hydroxymethylpenicillanic acid 1,1-dioxide |
US4381263A (en) * | 1981-03-23 | 1983-04-26 | Pfizer Inc. | Process for the preparation of penicillanic acid esters |
US4582829A (en) * | 1981-09-09 | 1986-04-15 | Pfizer Inc. | Antibacterial 6'-(2-amino-2-[4-acyloxyphenyl]acetamido)penicillanoyloxymethyl penicillanate 1,1-dioxide compounds |
US4540687A (en) * | 1981-09-09 | 1985-09-10 | Pfizer Inc. | Antibacterial 6'-(2-amino-2-[4-acyloxyphenyl]acetamido)penicillanoyloxymethyl penicillanate 1,1-dioxide compounds |
ZA826687B (en) * | 1981-09-14 | 1983-07-27 | Pfizer | Beta-lactamase inhibiting 2-beta-substituted-2-alpha-methyl 5(r)penam-3-alpha-carboxylic acid 1,1-dioxides and intermediates therefor |
US4351840A (en) * | 1981-09-18 | 1982-09-28 | Pfizer Inc. | Antibacterial esters of resorcinol with ampicillin and penicillanic acid 1,1-dioxide derivatives |
US4359472A (en) * | 1981-12-22 | 1982-11-16 | Pfizer Inc. | Bis-hydroxymethyl carbonate bridged antibacterial agents |
US4457924A (en) * | 1981-12-22 | 1984-07-03 | Pfizer, Inc. | 1,1-Alkanediol dicarboxylate linked antibacterial agents |
US4452796A (en) * | 1982-06-14 | 1984-06-05 | Pfizer Inc. | 6-Aminoalkylpenicillanic acid 1,1-dioxides as beta-lactamase inhibitors |
EP0084730A1 (en) * | 1982-01-22 | 1983-08-03 | Beecham Group Plc | Esters of penicillin derivatives with beta-lactamase inhibitors, their preparation and their use |
US4444686A (en) * | 1982-01-25 | 1984-04-24 | Pfizer Inc. | Crystalline penicillin ester intermediate |
US4432987A (en) * | 1982-04-23 | 1984-02-21 | Pfizer Inc. | Crystalline benzenesulfonate salts of sultamicillin |
US4377590A (en) * | 1982-05-10 | 1983-03-22 | Pfizer Inc. | Derivatives of ampicillin and amoxicillin with beta-lactamase inhibitors |
US4428935A (en) | 1982-05-24 | 1984-01-31 | Pfizer Inc. | Penicillanic acid dioxide prodrug |
US4375434A (en) * | 1982-06-21 | 1983-03-01 | Pfizer Inc. | Process for 6'-amino-penicillanoyloxymethyl penicillanate 1,1-dioxide |
US4530792A (en) * | 1982-11-01 | 1985-07-23 | Pfizer Inc. | Process and intermediates for preparation of 1,1-dioxopenicillanoyloxymethyl 6-beta-aminopenicillanate |
US4868297A (en) * | 1982-12-06 | 1989-09-19 | Pfizer Inc. | Process for preparing sultamicillin and analogs |
US4462934A (en) * | 1983-03-31 | 1984-07-31 | Pfizer Inc. | Bis-esters of dicarboxylic acids with amoxicillin and certain hydroxymethylpenicillanate 1,1-dioxides |
US4536393A (en) * | 1983-06-06 | 1985-08-20 | Pfizer Inc. | 6-(Aminomethyl)penicillanic acid 1,1-dioxide esters and intermediates therefor |
JPS60214792A (ja) * | 1984-04-06 | 1985-10-28 | Taiho Yakuhin Kogyo Kk | ペナム酸エステル誘導体 |
JPH01139584A (ja) * | 1987-11-25 | 1989-06-01 | Yoshitomi Pharmaceut Ind Ltd | ペニシラン酸化合物の製造法 |
GB8808001D0 (en) * | 1988-04-06 | 1988-05-05 | Scras | Stereospecific preparative process for furol(3,4-c)pyridine derivatives |
GB8808701D0 (en) * | 1988-04-13 | 1988-05-18 | Erba Carlo Spa | Beta-lactam derivatives |
GB2231049A (en) * | 1989-04-14 | 1990-11-07 | Yoshitomi Pharmaceutical | Method for producing diester compounds |
KR910009271B1 (ko) * | 1989-06-20 | 1991-11-08 | 김영설 | 1,1-디옥소페닐실라노일 옥시메틸 D-6-[α-(메틸렌아미노)페닐-아세트아미도]-페니실라네이트와 그의 파라-톨루엔술폰산염 |
DE69103003T2 (de) * | 1990-04-13 | 1994-11-03 | Pfizer Inc., Groton, Conn. | Verfahren für sultamicillinzwischenprodukt. |
CN100384857C (zh) | 2003-11-28 | 2008-04-30 | 浙江永宁制药厂 | 耐β-内酰胺酶的头孢菌素酯化合物及其盐 |
IT202000031070A1 (it) | 2020-12-16 | 2022-06-16 | Paolo Bonomi | Procedimento di sintesi di derivati ammidici dell’acido 8-idrossi penicillanico |
CN115385934A (zh) * | 2022-10-26 | 2022-11-25 | 北京纳百生物科技有限公司 | 一种舒巴坦半抗原及其合成方法和应用 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IE34948B1 (en) * | 1970-03-12 | 1975-10-01 | Leo Pharm Prod Ltd | New penicillin esters |
GB1303491A (ko) * | 1970-03-24 | 1973-01-17 | ||
GB1335718A (en) * | 1971-05-05 | 1973-10-31 | Leo Pharm Prod Ltd | Penicillin esters salts thereof and methods for their preparation |
US3838152A (en) * | 1971-10-07 | 1974-09-24 | American Home Prod | Poly alpha-amino penicillins |
DE2460477A1 (de) * | 1973-12-26 | 1975-07-10 | Yamanouchi Pharma Co Ltd | Verbessertes verfahren zur herstellung von 6-alkoxy-substituierten penicillinen |
GB1467604A (en) * | 1974-06-27 | 1977-03-16 | Toyama Chemical Co Ltd | Bis-type penicillins and process for producing the same |
GB1578128A (en) * | 1976-03-30 | 1980-11-05 | Leo Pharm Prod Ltd | Amidinopenicillanoyloxyalkyl amoxycillinates |
IN149747B (ko) * | 1977-06-07 | 1982-04-03 | Pfizer | |
KR830001903B1 (ko) * | 1979-02-13 | 1983-09-19 | 레오 파마슈티칼 프로덕츠 리미티드 | 페니실란산유도체의 제조방법 |
IE49881B1 (en) | 1979-02-13 | 1986-01-08 | Leo Pharm Prod Ltd | B-lactam intermediates |
-
1979
- 1979-05-16 US US06/039,539 patent/US4244951A/en not_active Expired - Lifetime
-
1980
- 1980-03-31 ZA ZA00801885A patent/ZA801885B/xx unknown
- 1980-04-22 IN IN290/DEL/80A patent/IN154371B/en unknown
- 1980-05-08 CS CS803252A patent/CS276964B6/cs not_active IP Right Cessation
- 1980-05-08 HU HU801136A patent/HU184754B/hu unknown
- 1980-05-08 SU SU802921352A patent/SU1122226A3/ru active
- 1980-05-09 RO RO108682A patent/RO84151B/ro unknown
- 1980-05-09 RO RO80101076A patent/RO80220A/ro unknown
- 1980-05-09 BG BG047702A patent/BG35467A3/xx unknown
- 1980-05-13 NO NO801415A patent/NO801415L/no unknown
- 1980-05-13 SE SE8003603A patent/SE449749B/sv not_active IP Right Cessation
- 1980-05-13 FI FI801546A patent/FI71742C/fi not_active IP Right Cessation
- 1980-05-13 CA CA000351802A patent/CA1200545A/en not_active Expired
- 1980-05-14 FR FR8010886A patent/FR2456745A1/fr active Granted
- 1980-05-14 DK DK211880A patent/DK159786C/da active
- 1980-05-14 PL PL1980224225A patent/PL127434B1/pl unknown
- 1980-05-14 NZ NZ193713A patent/NZ193713A/en unknown
- 1980-05-14 GR GR61944A patent/GR68468B/el unknown
- 1980-05-14 LU LU82452A patent/LU82452A1/fr unknown
- 1980-05-14 AR AR281014A patent/AR226062A1/es active
- 1980-05-14 IL IL60074A patent/IL60074A/xx unknown
- 1980-05-14 PL PL1980230846A patent/PL127283B1/pl unknown
- 1980-05-14 BE BE0/200615A patent/BE883299A/fr not_active IP Right Cessation
- 1980-05-14 AT AT0258880A patent/AT369373B/de active
- 1980-05-14 NL NL8002793A patent/NL8002793A/nl not_active Application Discontinuation
- 1980-05-14 DE DE19803018590 patent/DE3018590A1/de not_active Withdrawn
- 1980-05-14 CH CH380680A patent/CH646177A5/de not_active IP Right Cessation
- 1980-05-14 MX MX808811U patent/MX6717E/es unknown
- 1980-05-14 PH PH24029A patent/PH16554A/en unknown
- 1980-05-14 ES ES491534A patent/ES491534A0/es active Granted
- 1980-05-14 DE DE19803050440 patent/DE3050440A1/de active Pending
- 1980-05-14 AU AU58396/80A patent/AU520066B2/en not_active Expired
- 1980-05-15 GB GB8016136A patent/GB2051057B/en not_active Expired
- 1980-05-15 KR KR1019800001917A patent/KR840000105B1/ko active
- 1980-05-15 JP JP6465480A patent/JPS55157589A/ja active Granted
- 1980-05-15 PT PT71248A patent/PT71248A/pt unknown
- 1980-05-15 IE IE1007/80A patent/IE49892B1/en not_active IP Right Cessation
- 1980-05-15 IT IT22097/80A patent/IT1131187B/it active
- 1980-05-15 YU YU1303/80A patent/YU41925B/xx unknown
- 1980-05-15 GB GB8127095A patent/GB2081269B/en not_active Expired
- 1980-05-16 GT GT198063473A patent/GT198063473A/es unknown
- 1980-05-16 DD DD80221170A patent/DD150898A5/de unknown
- 1980-05-17 EG EG308/80A patent/EG15129A/xx active
-
1981
- 1981-02-20 FR FR8103436A patent/FR2477154A1/fr active Granted
- 1981-04-27 SU SU813274747A patent/SU1122228A3/ru active
- 1981-04-27 PH PH25556A patent/PH15539A/en unknown
- 1981-04-27 PH PH25555A patent/PH15706A/en unknown
-
1982
- 1982-01-18 AT AT0016082A patent/AT377522B/de not_active IP Right Cessation
-
1983
- 1983-03-23 NO NO831026A patent/NO831026L/no unknown
- 1983-03-23 NO NO831025A patent/NO831025L/no unknown
-
1984
- 1984-08-13 SG SG562/84A patent/SG56284G/en unknown
- 1984-09-24 KE KE3460A patent/KE3460A/xx unknown
- 1984-09-24 KE KE3457A patent/KE3457A/xx unknown
-
1985
- 1985-12-30 MY MY322/85A patent/MY8500322A/xx unknown
- 1985-12-30 MY MY324/85A patent/MY8500324A/xx unknown
-
1987
- 1987-09-17 HK HK667/87A patent/HK66787A/xx not_active IP Right Cessation
- 1987-09-17 HK HK669/87A patent/HK66987A/xx not_active IP Right Cessation
-
1994
- 1994-05-05 EC EC1994001080A patent/ECSP941080A/es unknown
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR830002772A (ko) | 메탄디올의 페니실린 및 페니실란산 1,1-디옥사이드 와의 비스-에스테르 | |
KR830010112A (ko) | 9-(1,3-디하이드록시-2-프로폭시메틸)-구아닌의 제조방법 | |
KR840000463A (ko) | 광학적으로 활성인 1-방향족 그룹으로 치환된-1- 알카논의 제조방법 | |
KR890014470A (ko) | 카르바펜엠 중간체의 제조방법 | |
KR970042536A (ko) | 아스코르브산의 제조방법 | |
ES455404A1 (es) | Un procedimiento para la preparacion de nuevos derivados de beta-lactama. | |
KR830001941A (ko) | β-락타마제-억제제로서의 6-B-치환 페닐실란산의 제조방법 | |
KR840002406A (ko) | 3위치가 티오메틸 복소환 그룹에 의해 치환된 신규의 세팔로스포린유도체의 제조방법세 | |
KR850002988A (ko) | 페니실린 유도체의 제조방법 | |
KR870011080A (ko) | 4-할로게노-2-옥시이미노-3-옥소부티르산류의 제조방법 | |
KR830006265A (ko) | 복소환 화합물의 제조방법 | |
DE3579894D1 (de) | Verfahren zur herstellung von aminothiazolessigsaeurederivaten. | |
ES8101608A1 (es) | Un procedimiento de preparacion de esteres de 3-exometilen- cefam-sulfoxido | |
KR890002193A (ko) | 우선성의 3-(3-피리딜)-1H,3H- 피롤로[1,2-c]-7-티아졸카르복실산의 제조방법 | |
JPS5289695A (en) | Novel 7alpha-methoxycephalosporins and preparation thereof | |
GB1557423A (en) | Cephalosporins | |
KR830007663A (ko) | 1-옥사-β-락탐 항생제의 제조방법 | |
KR900011777A (ko) | 신규한 아미노 카르복실산 유도체 | |
PT87000A (pt) | Method for preparation of azetidinone-1-oxoacetate by oxidation of the corresponding 2-hydroxyacetate | |
GB1130370A (en) | Esters of 6-aminopenicillanic acid | |
KR890002176A (ko) | 신규한 세펨 화합물 | |
GB766329A (en) | Penicillin salts of esters of 4-aminosalicylic acids | |
JPS5473788A (en) | Antibiotic n-desacetyl ps-5 | |
GB1298620A (en) | Substituted benzopyrans and process for the production thereof | |
ES470902A1 (es) | Procedimiento para la obtencion de un nuevo derivado cefa- losporanico |