Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
  • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
  • C07D487/04—Ortho-condensed systems
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
  • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
  • C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
  • C07C37/055—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
  • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
  • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D477/00—Heterocyclic compounds containing 1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. carbapenicillins, thienamycins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulphur-containing hetero ring
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D477/00—Heterocyclic compounds containing 1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. carbapenicillins, thienamycins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulphur-containing hetero ring
  • C07D477/02—Preparation
  • C07D477/06—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
  • C07D477/08—Modification of a carboxyl group directly attached in position 2, e.g. esterification
• • 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
• • Y—GENERAL 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
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
  • Y02P20/00—Technologies relating to chemical industry
  • Y02P20/50—Improvements relating to the production of bulk chemicals
  • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
• • Y—GENERAL 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
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
  • Y02P20/00—Technologies relating to chemical industry
  • Y02P20/50—Improvements relating to the production of bulk chemicals
  • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Molecular Biology (AREA)
• Oil, Petroleum & Natural Gas (AREA)
• Health & Medical Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Cephalosporin Compounds (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
• Nitrogen Condensed Heterocyclic Rings (AREA)
• Catalysts (AREA)
• Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
• Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
• Pyrrole Compounds (AREA)
• Plural Heterocyclic Compounds (AREA)

Applications Claiming Priority (1)

Publications (2)

Family

ID=24985064

Family Applications (1)

Country Status (35)

Families Citing this family (22)

Family Cites Families (3)

• 1985
  • 1985-06-07 US US06/742,495 patent/US4788282A/en not_active Expired - Fee Related
• 1986
  • 1986-04-10 CA CA000506363A patent/CA1273630A/fr not_active Expired - Lifetime
  • 1986-04-11 ZA ZA862749A patent/ZA862749B/xx unknown
  • 1986-04-24 ZW ZW92/86A patent/ZW9286A1/xx unknown
  • 1986-04-28 ZM ZM37/86A patent/ZM3786A1/xx unknown
  • 1986-05-16 FR FR868607068A patent/FR2583038B1/fr not_active Expired
  • 1986-05-23 CN CN86103521A patent/CN1015104B/zh not_active Expired
  • 1986-05-28 YU YU904/86A patent/YU45330B/xx unknown
  • 1986-05-30 NZ NZ216364A patent/NZ216364A/en unknown
  • 1986-06-03 GR GR861432A patent/GR861432B/el unknown
  • 1986-06-04 FI FI862377A patent/FI89486C/fi not_active IP Right Cessation
  • 1986-06-04 CS CS864119A patent/CS265220B2/cs unknown
  • 1986-06-04 IL IL79023A patent/IL79023A/xx not_active IP Right Cessation
  • 1986-06-05 KR KR1019860004452A patent/KR900007246B1/ko not_active Expired
  • 1986-06-05 JP JP61131047A patent/JPH0637496B2/ja not_active Expired - Lifetime
  • 1986-06-05 NO NO862237A patent/NO165998C/no unknown
  • 1986-06-05 IT IT20691/86A patent/IT1190041B/it active
  • 1986-06-05 EG EG350/86A patent/EG18276A/xx active
  • 1986-06-06 SU SU864027586A patent/SU1508959A3/ru active
  • 1986-06-06 PT PT82727A patent/PT82727B/pt not_active IP Right Cessation
  • 1986-06-06 BE BE0/216754A patent/BE904885A/fr not_active IP Right Cessation
  • 1986-06-06 IE IE151486A patent/IE59187B1/en not_active IP Right Cessation
  • 1986-06-06 DD DD86291080A patent/DD245433A5/de not_active IP Right Cessation
  • 1986-06-06 GB GB08613738A patent/GB2176478B/en not_active Expired
  • 1986-06-06 NL NL8601469A patent/NL191787C/xx not_active IP Right Cessation
  • 1986-06-06 CH CH2313/86A patent/CH666678A5/de not_active IP Right Cessation
  • 1986-06-06 HU HU862400A patent/HU198167B/hu not_active IP Right Cessation
  • 1986-06-06 AR AR304252A patent/AR241019A1/es active
  • 1986-06-06 SE SE8602555A patent/SE469076B/sv not_active IP Right Cessation
  • 1986-06-06 DK DK268886A patent/DK268886A/da not_active Application Discontinuation
  • 1986-06-06 ES ES555840A patent/ES8800684A1/es not_active Expired
  • 1986-06-06 OA OA58874A patent/OA08340A/fr unknown
  • 1986-06-06 LU LU86461A patent/LU86461A1/fr unknown
  • 1986-06-07 DE DE3619200A patent/DE3619200C2/de not_active Expired - Fee Related
  • 1986-06-09 AT AT0155586A patent/AT390955B/de not_active IP Right Cessation

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