Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
  • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
  • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
  • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three 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
  • C07D307/60—Two oxygen atoms, e.g. succinic anhydride
• • A—HUMAN NECESSITIES
  • A21—BAKING; EDIBLE DOUGHS
  • A21D—TREATMENT, e.g. PRESERVATION, OF FLOUR OR DOUGH, e.g. BY ADDITION OF MATERIALS; BAKING; BAKERY PRODUCTS; PRESERVATION THEREOF
  • A21D2/00—Treatment of flour or dough by adding materials thereto before or during baking
  • A21D2/08—Treatment of flour or dough by adding materials thereto before or during baking by adding organic substances
  • A21D2/14—Organic oxygen compounds
• • A—HUMAN NECESSITIES
  • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
  • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
  • A23L23/00—Soups; Sauces; Preparation or treatment thereof
  • A23L23/10—Soup concentrates, e.g. powders or cakes
• • A—HUMAN NECESSITIES
  • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
  • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
  • A23L27/00—Spices; Flavouring agents or condiments; Artificial sweetening agents; Table salts; Dietetic salt substitutes; Preparation or treatment thereof
  • A23L27/20—Synthetic spices, flavouring agents or condiments
  • A23L27/205—Heterocyclic compounds
  • A23L27/2052—Heterocyclic compounds having oxygen or sulfur as the only hetero atoms

Landscapes

• Chemical & Material Sciences (AREA)
• Engineering & Computer Science (AREA)
• Organic Chemistry (AREA)
• Food Science & Technology (AREA)
• Life Sciences & Earth Sciences (AREA)
• Nutrition Science (AREA)
• Health & Medical Sciences (AREA)
• Polymers & Plastics (AREA)
• Seasonings (AREA)
• Fats And Perfumes (AREA)
• Furan Compounds (AREA)
• Bakery Products And Manufacturing Methods Therefor (AREA)
• Coloring Foods And Improving Nutritive Qualities (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=10341984

Family Applications (1)

Country Status (13)

Families Citing this family (4)

Family Cites Families (3)

• 1972
  • 1972-07-12 GB GB3265372A patent/GB1434194A/en not_active Expired
• 1973
  • 1973-07-10 AU AU57915/73A patent/AU472089B2/en not_active Expired
  • 1973-07-11 FR FR7325490A patent/FR2192101B1/fr not_active Expired
  • 1973-07-11 AT AT609973A patent/AT328842B/de not_active IP Right Cessation
  • 1973-07-11 NL NL7309647.A patent/NL161044C/xx not_active IP Right Cessation
  • 1973-07-11 DE DE2335277A patent/DE2335277C3/de not_active Expired
  • 1973-07-11 IT IT69079/73A patent/IT1043864B/it active
  • 1973-07-11 US US05/378,085 patent/US3950565A/en not_active Expired - Lifetime
  • 1973-07-12 BE BE133422A patent/BE802277A/xx not_active IP Right Cessation
  • 1973-07-12 JP JP7890173A patent/JPS541789B2/ja not_active Expired
  • 1973-07-12 CH CH1019673A patent/CH587260A5/xx not_active IP Right Cessation
  • 1973-07-12 CA CA176,290A patent/CA1008869A/en not_active Expired
  • 1973-07-18 ZA ZA00734623A patent/ZA734623B/xx unknown

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