IT1251999B - Forma cristallina di un antibiotico cefalosporinico - Google Patents

Forma cristallina di un antibiotico cefalosporinico

Info

Publication number
IT1251999B
IT1251999B ITMI912995A ITMI912995A IT1251999B IT 1251999 B IT1251999 B IT 1251999B IT MI912995 A ITMI912995 A IT MI912995A IT MI912995 A ITMI912995 A IT MI912995A IT 1251999 B IT1251999 B IT 1251999B
Authority
IT
Italy
Prior art keywords
cephalosporin antibiotic
cefaclor
crystalline shape
crystalline
monohydrate
Prior art date
Application number
ITMI912995A
Other languages
English (en)
Inventor
Col Marco Da
Asta Leone Dall
Irene Resta
Original Assignee
Opos Biochimica Srl
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 Opos Biochimica Srl filed Critical Opos Biochimica Srl
Publication of ITMI912995A0 publication Critical patent/ITMI912995A0/it
Priority to ITMI912995A priority Critical patent/IT1251999B/it
Priority to DE69225782T priority patent/DE69225782D1/de
Priority to AT92203375T priority patent/ATE166878T1/de
Priority to EP92203375A priority patent/EP0547646B1/en
Priority to CA002082472A priority patent/CA2082472A1/en
Priority to JP4301282A priority patent/JPH05222056A/ja
Publication of ITMI912995A1 publication Critical patent/ITMI912995A1/it
Application granted granted Critical
Publication of IT1251999B publication Critical patent/IT1251999B/it
Priority to US08/455,136 priority patent/US5693790A/en
Priority to US08/483,888 priority patent/US5589593A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; 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
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
    • A61K31/542—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame ortho- or peri-condensed with heterocyclic ring systems
    • A61K31/545—Compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins, cefaclor, or cephalexine
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Communicable Diseases (AREA)
  • Oncology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

Si descrive la preparazione di un nuovo cefaclor cristallino e la sua trasformazione in cefaclor monoidrato. Il nuovo cefaclor intermedio è stabile, ha una forma cristallina particolare e possiede le stesse proprietà antibiotiche del cefaclor monoidrato.
ITMI912995A 1991-11-11 1991-11-11 Forma cristallina di un antibiotico cefalosporinico IT1251999B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
ITMI912995A IT1251999B (it) 1991-11-11 1991-11-11 Forma cristallina di un antibiotico cefalosporinico
DE69225782T DE69225782D1 (de) 1991-11-11 1992-11-04 Kristalline Form eines antibiotischen Cephalosporins
AT92203375T ATE166878T1 (de) 1991-11-11 1992-11-04 Kristalline form eines antibiotischen cephalosporins
EP92203375A EP0547646B1 (en) 1991-11-11 1992-11-04 Crystalline form of a cephalosporin antibiotic
CA002082472A CA2082472A1 (en) 1991-11-11 1992-11-09 Crystalline form of a cephalosporin antibiotic
JP4301282A JPH05222056A (ja) 1991-11-11 1992-11-11 セファロスポリン抗生物質の結晶性形状
US08/455,136 US5693790A (en) 1991-11-11 1995-05-31 Crystalline form of a cephalosporin antibiotic
US08/483,888 US5589593A (en) 1991-11-11 1995-06-07 Crystalline form of a cephalosporin antibiotic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI912995A IT1251999B (it) 1991-11-11 1991-11-11 Forma cristallina di un antibiotico cefalosporinico

Publications (3)

Publication Number Publication Date
ITMI912995A0 ITMI912995A0 (it) 1991-11-11
ITMI912995A1 ITMI912995A1 (it) 1993-05-11
IT1251999B true IT1251999B (it) 1995-05-27

Family

ID=11361068

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI912995A IT1251999B (it) 1991-11-11 1991-11-11 Forma cristallina di un antibiotico cefalosporinico

Country Status (7)

Country Link
US (1) US5693790A (it)
EP (1) EP0547646B1 (it)
JP (1) JPH05222056A (it)
AT (1) ATE166878T1 (it)
CA (1) CA2082472A1 (it)
DE (1) DE69225782D1 (it)
IT (1) IT1251999B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2079327B1 (es) * 1994-12-13 1996-08-01 Lilly Sa Formulaciones farmaceuticas de cefaclor.
WO1999010352A1 (en) * 1997-08-25 1999-03-04 Otsuka Chemical Co., Ltd. Cephalosporin crystals and process for producing the same
AU4441899A (en) * 1999-05-14 2000-12-05 Eli Lilly And Company Process for preparing pharmaceutical bulk material having uniform dissolution
US6596307B1 (en) 1999-06-15 2003-07-22 Eli Lilly And Company Process for preparing pharmaceutical bulk material having uniform dissolution
CN1329391C (zh) * 2003-06-13 2007-08-01 清华大学 一种有机光致变色二芳基乙烯化合物及其制备方法与应用
PT1853718E (pt) 2005-02-15 2015-11-12 Univ Duke Anticorpos anti-cd19 e usos em oncologia
CN101550152B (zh) * 2009-05-07 2011-05-04 郑仙锋 一种头孢克洛化合物及其制法
CN101805357B (zh) * 2010-04-28 2012-01-11 陶灵刚 一种头孢克洛化合物及其制法
CN111057072A (zh) * 2019-12-16 2020-04-24 广州维奥康药业科技有限公司 一种头孢克洛杂质去除方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3925372A (en) * 1973-02-23 1975-12-09 Lilly Co Eli Alpha-aminoacyl-3-halo cephalosporins
US4898938A (en) * 1987-08-03 1990-02-06 Rifar S.R.L. Method for preparing crystalline cefadroxil monohydrate
US5142042A (en) * 1989-01-23 1992-08-25 Purzer Pharmaceutical Co., Ltd. Process for preparing well crystallized alkali metal salts of 3, 7-substituted 7-aminocephalosporanic acid derivatives
IT1239268B (it) * 1989-12-01 1993-10-01 I R C A Ind Ricerche Chimiche Procedimento per la preparazione dell'acido 7-(d-2-amino-2-fenilacetamido)-3-cloro-3-cefem-4-carbossilico monoidrato e intermedio
US5589593A (en) * 1991-11-11 1996-12-31 Biochimica Opos Spa Crystalline form of a cephalosporin antibiotic

Also Published As

Publication number Publication date
CA2082472A1 (en) 1993-05-12
EP0547646B1 (en) 1998-06-03
EP0547646A2 (en) 1993-06-23
US5693790A (en) 1997-12-02
ITMI912995A1 (it) 1993-05-11
DE69225782D1 (de) 1998-07-09
JPH05222056A (ja) 1993-08-31
EP0547646A3 (en) 1993-09-22
ITMI912995A0 (it) 1991-11-11
ATE166878T1 (de) 1998-06-15

Similar Documents

Publication Publication Date Title
ES2111287T3 (es) Nueva forma cristalina de un analogo de la vitamina d.
FI935416A0 (fi) Radio med faslaosningskrets som snabbt laoser sig
FI981591L (fi) AIDS:n hoidossa käyttökelpoisia HIV-proteaasi-inhibiittoreita
DE69030716D1 (de) Ausgangsverstärkerstufe mit Leistungsaufnahmeverringerungseigenschaften
DE3851487D1 (de) Schneller CMOS-Ausgangspuffer mit niedriger Störspannung.
AU1509292A (en) Contraception in female primates without affecting the menstrual cycle
LV10502A (lv) Jauns senisu celms un ta izmantosana antibiotiku razosana
DK0682026T4 (da) Stabil krystallinsk (6S)- og (6R)-tetrahydrofolsyre
IT8620164A0 (it) Intermedi di carbapenem utili nella sintesi di antibiotici.
ITMI912995A1 (it) Forma cristallina di un antibiotico cefalosporinico
ITPD930017A0 (it) Struttura di mandrino di levigatura perfezionato includente una aper- tura laterale avente una estensione inferiore alla piena lunghezza del mandrino
FI910325A0 (fi) Differentiering av mikroorganismer associerade med parodontala sjukdomar, och daervid anvaendbar artikel och testfoerpackning.
DK0694247T3 (da) Elektronaccelerator med koaksial kavitet
AU628491B2 (en) Mutants of urinary plasminogen activator, their production and use
ITMI910064A1 (it) Metodo per la sagomatura di oggetti anulari con filamenti di rinforzo
AU7417891A (en) Production of diisopropyl ether
EP0482657A3 (en) Cephem compounds, their production and use
IT231206Y1 (it) Cassetto con due telai e con una separata parete posteriore con questi collegabile.
USD325986S (en) Extrusion for use in the construction of a window
DE69004808D1 (de) Antibiotikum N-Acetylbenanomicin B, dessen Herstellung und Verwendung.
AU1786192A (en) Novel 3-fused pyridiniummethyl cephalosporins
AU2001277059A1 (en) Trans beta substituted chlorins and methods of making and using the same
BR9106699A (pt) Artigo tubular de parede dupla
DE69202668D1 (de) Hochfrequenzröhre mit frequenzbestimmbarem Hohlraumresonator.
HU894460D0 (en) New acidous polycylic ether antibiotics and microorganisms for their production

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971127