GB1377710A - Process for the preparation of 1,3,3-trialkyl-2-methylene-indolines and derivatives thereof - Google Patents

Process for the preparation of 1,3,3-trialkyl-2-methylene-indolines and derivatives thereof

Info

Publication number
GB1377710A
GB1377710A GB4939972A GB4939972A GB1377710A GB 1377710 A GB1377710 A GB 1377710A GB 4939972 A GB4939972 A GB 4939972A GB 4939972 A GB4939972 A GB 4939972A GB 1377710 A GB1377710 A GB 1377710A
Authority
GB
United Kingdom
Prior art keywords
trialkyl
derivatives
preparation
indolines
methylene
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB4939972A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of GB1377710A publication Critical patent/GB1377710A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/04—Indoles; Hydrogenated indoles
    • C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Indole Compounds (AREA)

Abstract

1377710 Preparation of 1,3,3-trialkyl-2- methylene indolines and derivatives thereof FARBWERKE HOECHST AG 26 Oct 1972 [30 Oct 1971] 49399/72 Heading C2C A compound of formula wherein each of R 1 , R 2 and R 3 , which may be the same or different represents a (C 1-4 )alkyl radical, and A represents an aromatic radical is prepared by alkylating with an alkylating agent (e.g. dimethyl sulphate, diethyl sulphate; methyl, ethyl or propyl ester of benzene sulphoric acid or of p-toluenesulphonic acid) a compound of formula wherein each of R 1 , R 2 and A is defined as above, in the presence of a basic reagent.
GB4939972A 1971-10-30 1972-10-26 Process for the preparation of 1,3,3-trialkyl-2-methylene-indolines and derivatives thereof Expired GB1377710A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712154246 DE2154246C2 (en) 1971-10-30 1971-10-30 Process for the preparation of 1,3,3-trimethyl-2-methylene indolines

Publications (1)

Publication Number Publication Date
GB1377710A true GB1377710A (en) 1974-12-18

Family

ID=5823872

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4939972A Expired GB1377710A (en) 1971-10-30 1972-10-26 Process for the preparation of 1,3,3-trialkyl-2-methylene-indolines and derivatives thereof

Country Status (5)

Country Link
JP (1) JPS5416497B2 (en)
CH (1) CH573911A5 (en)
DE (1) DE2154246C2 (en)
GB (1) GB1377710A (en)
IT (1) IT970044B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60157623U (en) * 1984-03-30 1985-10-21 ライオン株式会社 Bottle
DE4006920A1 (en) * 1990-03-06 1991-09-12 Basf Ag METHOD FOR PRODUCING 3,3-DIALKYL-1-METHYL-2-METHYLENE INDOLINES

Also Published As

Publication number Publication date
IT970044B (en) 1974-04-10
JPS4852759A (en) 1973-07-24
DE2154246A1 (en) 1973-05-03
JPS5416497B2 (en) 1979-06-22
DE2154246C2 (en) 1983-02-17
CH573911A5 (en) 1976-03-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee