CH568287A5 - - Google Patents

Info

Publication number
CH568287A5
CH568287A5 CH57172A CH57172A CH568287A5 CH 568287 A5 CH568287 A5 CH 568287A5 CH 57172 A CH57172 A CH 57172A CH 57172 A CH57172 A CH 57172A CH 568287 A5 CH568287 A5 CH 568287A5
Authority
CH
Switzerland
Application number
CH57172A
Original Assignee
Thomae Gmbh Dr K
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 Thomae Gmbh Dr K filed Critical Thomae Gmbh Dr K
Publication of CH568287A5 publication Critical patent/CH568287A5/xx

Links

Classifications

    • 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
    • C07D207/18—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 one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—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 one double bond between ring members or between a ring member and a non-ring member 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
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C07D207/273—2-Pyrrolidones 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 other ring carbon atoms
    • C07D207/277—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D207/28—2-Pyrrolidone-5- carboxylic acids; Functional derivatives thereof, e.g. esters, nitriles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/4906—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom
    • A61K8/4913—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom having five membered rings, e.g. pyrrolidone carboxylic acid
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Dermatology (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Pyrrole Compounds (AREA)
  • Cosmetics (AREA)
CH57172A 1971-01-18 1972-01-14 CH568287A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712102171 DE2102171A1 (en) 1971-01-18 1971-01-18 Pyrrolidonecarboxylic acid alkyl esters - cosmetic agents

Publications (1)

Publication Number Publication Date
CH568287A5 true CH568287A5 (fr) 1975-10-31

Family

ID=5796205

Family Applications (2)

Application Number Title Priority Date Filing Date
CH57172A CH568287A5 (fr) 1971-01-18 1972-01-14
CH747675A CH566312A5 (fr) 1971-01-18 1972-01-14

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH747675A CH566312A5 (fr) 1971-01-18 1972-01-14

Country Status (5)

Country Link
CH (2) CH568287A5 (fr)
DE (1) DE2102171A1 (fr)
DK (1) DK135713C (fr)
ES (2) ES398932A1 (fr)
SE (1) SE388540B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4762851A (en) * 1985-11-29 1988-08-09 Merck & Co., Inc. Pyroglutamic acid esters used as dermal penetration enhancers for drugs
GB8811410D0 (en) * 1988-05-13 1988-06-15 Unilever Plc Treatment of skin disorders

Also Published As

Publication number Publication date
CH566312A5 (fr) 1975-09-15
DK135713B (da) 1977-06-13
ES398932A1 (es) 1974-08-16
DE2102171A1 (en) 1972-07-27
DK135713C (da) 1977-11-14
ES398931A1 (es) 1974-08-16
SE388540B (sv) 1976-10-11

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased