DD281375A5 - Verfahren zur herstellung von brenzkatechin-derivaten - Google Patents

Verfahren zur herstellung von brenzkatechin-derivaten Download PDF

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DD281375A5
DD281375A5 DD87309670A DD30967087A DD281375A5 DD 281375 A5 DD281375 A5 DD 281375A5 DD 87309670 A DD87309670 A DD 87309670A DD 30967087 A DD30967087 A DD 30967087A DD 281375 A5 DD281375 A5 DD 281375A5
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German Democratic Republic
Prior art keywords
general formula
group
radical
dihydroxy
alkyl
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DD87309670A
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German (de)
English (en)
Inventor
Reijo J Baeckstroem
Kalevi E Heinola
Erkki J Honkanen
Seppo K Kaakkola
Pekka J Kairisalo
Inge-Britt Y Linden
Pekka T Maennistoe
Erkki A O Nissinen
Pentti Pohto
Aino K Pippuri
Jarmo J Pystynen
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Publication of DD281375A5 publication Critical patent/DD281375A5/de

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    • 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
    • C07D207/32—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 only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C07D207/33—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 only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms with substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C07D207/333—Radicals substituted by oxygen or sulfur atoms
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    • C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
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    • C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
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DD87309670A 1986-11-28 1987-11-30 Verfahren zur herstellung von brenzkatechin-derivaten DD281375A5 (de)

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FI864875A FI864875A0 (fi) 1986-11-28 1986-11-28 Nya farmakologiskt aktiva foereningar, dessa innehaollande kompositioner samt foerfarande och mellanprodukter foer anvaendning vid framstaellning av dessa.

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KR960004771B1 (en) 1996-04-13
ZA878953B (en) 1988-05-24
MX9524A (es) 1993-12-01
GB8712437D0 (en) 1987-07-01
HRP921250B1 (en) 2000-06-30
FI875229A7 (fi) 1988-05-29
FI93350B (fi) 1994-12-15
FI864875A0 (fi) 1986-11-28
LTIP915A (en) 1995-03-27
NO1999010I1 (no) 1999-06-10
FI93350C (fi) 1995-03-27
KR880006170A (ko) 1988-07-21
PL154006B1 (en) 1991-06-28
SU1729291A3 (ru) 1992-04-23
US5112861A (en) 1992-05-12
LT3770B (en) 1996-03-25
FI875229A0 (fi) 1987-11-27

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