RO68718B - Procedeu pentru prepararea unor 3-tetrazolilpenami - Google Patents

Procedeu pentru prepararea unor 3-tetrazolilpenami

Info

Publication number
RO68718B
RO68718B RO83458A RO8345875A RO68718B RO 68718 B RO68718 B RO 68718B RO 83458 A RO83458 A RO 83458A RO 8345875 A RO8345875 A RO 8345875A RO 68718 B RO68718 B RO 68718B
Authority
RO
Romania
Prior art keywords
carbon atoms
hydrogen
preparation
bromine
chlorine
Prior art date
Application number
RO83458A
Other languages
English (en)
Other versions
RO68718A (ro
Inventor
Ronnie D. Caroll
Original Assignee
Pfizer Inc.
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 Pfizer Inc. filed Critical Pfizer Inc.
Publication of RO68718A publication Critical patent/RO68718A/ro
Publication of RO68718B publication Critical patent/RO68718B/ro

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D499/00Heterocyclic 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
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

Procedeu pentru prepararea unor 3-tetrazolilpenami, cu formula (vezi form. in desc.) în care Y1, reprezinta o grupa:(vezi form. in desc.) în care R1 si R2 reprezinta fiecare un atom de hidrogen, o grupa trialchilsilil cu 1...4 atomi de carbon în fiecare grupa alchil, alcanoilmetil, cu 3....8 atomi de carbon, 1-alcanoiloxietil cu 4...9 atomi de carbon, ftalidil sau un radical: (vezi form. in desc.) în care fiecare un radicalii R3, R4 si R5 reprezinta hidrogen clor, brom, fluor, o grupa alchil cu 1....4 atomi de carbon, alcoxi cu 1....4 atomi de carbon sau fenil iar Z2 reprezinta un radical acil de forma (vezi form. in desc.)în care R este un atom de hidrogen, o grupa alchil cu 1....4 atomi de carbon tienil, furil, tetrahidrofuril, piridil, tetrazoil, cicloxexadienil, substituit cu 1...2 grupe hidroxi metoxi, nitro, amino, dimetilamino sau sulfamoil sau cu atomi de fluor, clor, brom, iar Q este hidrogen, o grupa amino, aminometilen, azido, hidroxi, carboxil.....
RO83458A 1974-10-07 1975-09-25 Procedeu pentru prepararea unor 3-tetrazolilpenami RO68718B (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51242674A 1974-10-07 1974-10-07

Publications (2)

Publication Number Publication Date
RO68718A RO68718A (ro) 1983-04-29
RO68718B true RO68718B (ro) 1983-04-30

Family

ID=24039029

Family Applications (1)

Application Number Title Priority Date Filing Date
RO83458A RO68718B (ro) 1974-10-07 1975-09-25 Procedeu pentru prepararea unor 3-tetrazolilpenami

Country Status (15)

Country Link
JP (1) JPS5159894A (ro)
AR (1) AR213165A1 (ro)
BE (1) BE833781A (ro)
DD (1) DD123470A5 (ro)
DE (1) DE2543703A1 (ro)
ES (2) ES440901A1 (ro)
FI (1) FI752673A7 (ro)
FR (2) FR2313388A1 (ro)
GB (1) GB1479099A (ro)
IE (1) IE41585B1 (ro)
IL (1) IL47987A0 (ro)
LU (1) LU73473A1 (ro)
NL (1) NL7510696A (ro)
RO (1) RO68718B (ro)
SE (1) SE7509000L (ro)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11251075B2 (en) * 2018-08-06 2022-02-15 Mattson Technology, Inc. Systems and methods for workpiece processing using neutral atom beams

Also Published As

Publication number Publication date
BE833781A (fr) 1976-03-25
FR2327248A1 (fr) 1977-05-06
FR2313388A1 (fr) 1976-12-31
SE7509000L (sv) 1976-04-08
DD123470A5 (ro) 1976-12-20
DE2543703A1 (de) 1976-04-08
AU8479875A (en) 1976-10-28
JPS5159894A (en) 1976-05-25
FR2313388B1 (ro) 1978-04-07
GB1479099A (en) 1977-07-06
IE41585L (en) 1976-04-07
ES451529A1 (es) 1977-12-01
FR2327248B1 (ro) 1979-04-20
FI752673A7 (ro) 1976-04-08
IE41585B1 (en) 1980-02-13
RO68718A (ro) 1983-04-29
AR213165A1 (es) 1978-12-29
ES440901A1 (es) 1977-06-16
LU73473A1 (ro) 1976-08-19
IL47987A0 (en) 1975-11-25
NL7510696A (nl) 1976-04-09

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