GB1355440A - Preparation of tryptophan derivatives - Google Patents

Preparation of tryptophan derivatives

Info

Publication number
GB1355440A
GB1355440A GB4725471A GB4725471A GB1355440A GB 1355440 A GB1355440 A GB 1355440A GB 4725471 A GB4725471 A GB 4725471A GB 4725471 A GB4725471 A GB 4725471A GB 1355440 A GB1355440 A GB 1355440A
Authority
GB
United Kingdom
Prior art keywords
preparation
tryptophan derivatives
oct
compound
formula
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
GB4725471A
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.)
KH Neochem Co Ltd
Original Assignee
Kyowa Hakko Kogyo Co Ltd
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 Kyowa Hakko Kogyo Co Ltd filed Critical Kyowa Hakko Kogyo Co Ltd
Publication of GB1355440A publication Critical patent/GB1355440A/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
    • C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
    • C07D209/18—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D209/20—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals substituted additionally by nitrogen atoms, e.g. tryptophane

Landscapes

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

Abstract

1355440 Tryptophan derivatives KYOWA HAKKO KOGYO CO Ltd 11 Oct 1971 [26 Oct 1970] 47254/71 Heading C2C Compounds of Formula I wherein R 1 is H, C 1-4 alkyl, aralkyl, R 2 is H or acetyl, propionyl, haloacetyl, aroyl optionally substituted, aralkyloxycarbonyl, alkyloxycarbonyl or trityl are prepared by treating a compound of Formula II with an oxidizing agent and optionally hydrolysis or hydrogenolysis to give the compound wherein R 1 and/or R 2 are H.
GB4725471A 1970-10-26 1971-10-11 Preparation of tryptophan derivatives Expired GB1355440A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9345970 1970-10-26

Publications (1)

Publication Number Publication Date
GB1355440A true GB1355440A (en) 1974-06-05

Family

ID=14082898

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4725471A Expired GB1355440A (en) 1970-10-26 1971-10-11 Preparation of tryptophan derivatives

Country Status (5)

Country Link
AU (1) AU3426671A (en)
CA (1) CA949581A (en)
DE (1) DE2152088C3 (en)
FR (1) FR2113077A5 (en)
GB (1) GB1355440A (en)

Also Published As

Publication number Publication date
CA949581A (en) 1974-06-18
DE2152088C3 (en) 1975-07-31
DE2152088A1 (en) 1972-04-27
FR2113077A5 (en) 1972-06-23
AU3426671A (en) 1973-04-12
DE2152088B2 (en) 1974-12-12

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Legal Events

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