Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
  • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
  • C07C303/36—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids
  • C07C303/40—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids by reactions not involving the formation of sulfonamide groups
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
  • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
  • C07D207/30—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
  • C07D207/34—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
  • C07D207/36—Oxygen or sulfur atoms
  • C07D207/40—2,5-Pyrrolidine-diones
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
  • A61P11/00—Drugs for disorders of the respiratory system
  • A61P11/08—Bronchodilators
• • 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
• • 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
  • A61P9/08—Vasodilators for multiple indications
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
  • C07D295/22—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with hetero atoms directly attached to ring nitrogen atoms
  • C07D295/26—Sulfur atoms
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D473/00—Heterocyclic compounds containing purine ring systems
  • C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
  • C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
  • C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
  • C07D473/08—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1 and 3, e.g. theophylline
• • 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)
• Health & Medical Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Life Sciences & Earth Sciences (AREA)
• Pharmacology & Pharmacy (AREA)
• Veterinary Medicine (AREA)
• General Chemical & Material Sciences (AREA)
• Medicinal Chemistry (AREA)
• Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
• Public Health (AREA)
• Bioinformatics & Cheminformatics (AREA)
• Animal Behavior & Ethology (AREA)
• Engineering & Computer Science (AREA)
• General Health & Medical Sciences (AREA)
• Cardiology (AREA)
• Heart & Thoracic Surgery (AREA)
• Pulmonology (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
• Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
• Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
• Peptides Or Proteins (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5803592

Family Applications (4)

Family Applications Before (2)

Family Applications After (1)

Country Status (20)

Families Citing this family (14)

Family Cites Families (5)

• 1971
  • 1971-04-01 DE DE2115926A patent/DE2115926C3/de not_active Expired
• 1972
  • 1972-01-01 AR AR244859A patent/AR204905A1/es active
  • 1972-03-28 NO NO1061/72A patent/NO135247C/no unknown
  • 1972-03-29 DK DK154772AA patent/DK140836B/da not_active IP Right Cessation
  • 1972-03-29 ES ES401332A patent/ES401332A1/es not_active Expired
  • 1972-03-29 IL IL39110A patent/IL39110A/xx unknown
  • 1972-03-29 PH PH13398A patent/PH14121A/en unknown
  • 1972-03-30 SE SE7204239A patent/SE393106B/xx unknown
  • 1972-03-30 NL NLAANVRAGE7204316,A patent/NL170850C/xx not_active IP Right Cessation
  • 1972-03-30 ZA ZA722177A patent/ZA722177B/xx unknown
  • 1972-03-30 FI FI915/72A patent/FI58325C/fi active
  • 1972-03-30 CH CH1390275A patent/CH572905A5/xx not_active IP Right Cessation
  • 1972-03-30 GB GB1515672A patent/GB1381184A/en not_active Expired
  • 1972-03-30 CH CH1390375A patent/CH580068A5/xx not_active IP Right Cessation
  • 1972-03-30 AU AU40592/72A patent/AU470838B2/en not_active Expired
  • 1972-03-30 CH CH1390475A patent/CH580069A5/xx not_active IP Right Cessation
  • 1972-03-30 CH CH1647576A patent/CH587237A5/xx not_active IP Right Cessation
  • 1972-03-30 CH CH1056976A patent/CH590219A5/xx not_active IP Right Cessation
  • 1972-03-30 IE IE415/72A patent/IE36240B1/xx unknown
  • 1972-03-30 CH CH482372A patent/CH587236A5/xx not_active IP Right Cessation
  • 1972-03-31 AT AT89474*A patent/AT321888B/de not_active IP Right Cessation
  • 1972-03-31 AT AT915174*7A patent/AT327174B/de active
  • 1972-03-31 AT AT915074*7A patent/AT327173B/de not_active IP Right Cessation
  • 1972-03-31 AT AT915174*1A patent/ATA915174A/de unknown
  • 1972-03-31 AT AT00895/74A patent/AT320613B/de not_active IP Right Cessation
  • 1972-03-31 BE BE781542A patent/BE781542A/xx not_active IP Right Cessation
  • 1972-03-31 JP JP3180472A patent/JPS5735193B1/ja active Pending
  • 1972-03-31 FR FR7211614A patent/FR2132372B1/fr not_active Expired
  • 1972-03-31 AT AT284472A patent/AT326628B/de not_active IP Right Cessation
  • 1972-10-27 AR AR244860A patent/AR200116A1/es active
  • 1972-10-27 AR AR244858A patent/AR200002A1/es active
• 1973
  • 1973-10-25 ES ES419936A patent/ES419936A1/es not_active Expired
  • 1973-10-25 ES ES419935A patent/ES419935A1/es not_active Expired
  • 1973-10-25 ES ES419934A patent/ES419934A1/es not_active Expired
  • 1973-11-26 AR AR251169A patent/AR199809A1/es active
  • 1973-11-26 AR AR251171A patent/AR209268A1/es active
  • 1973-11-26 AR AR251170A patent/AR210055A1/es active
• 1974
  • 1974-03-21 US US05/453,438 patent/US4038314A/en not_active Expired - Lifetime
  • 1974-03-31 AT AT89674*A patent/AT321889B/de not_active IP Right Cessation
• 1981
  • 1981-05-25 JP JP56078170A patent/JPS5929191B2/ja not_active Expired
  • 1981-05-25 JP JP56078169A patent/JPS5929190B2/ja not_active Expired

Also Published As

Similar Documents