ES481795A1 - Procedimiento mejorado para la preparacion de derivados de teofilina. - Google Patents

Procedimiento mejorado para la preparacion de derivados de teofilina.

Info

Publication number
ES481795A1
ES481795A1 ES481795A ES481795A ES481795A1 ES 481795 A1 ES481795 A1 ES 481795A1 ES 481795 A ES481795 A ES 481795A ES 481795 A ES481795 A ES 481795A ES 481795 A1 ES481795 A1 ES 481795A1
Authority
ES
Spain
Prior art keywords
formula
image
production
derivatives
alkyltheophylline
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
ES481795A
Other languages
English (en)
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.)
DOUTSCHE GOLD-UND SILBER-SCHEIDEANSTALT VORMALS
Evonik Operations GmbH
Original Assignee
DOUTSCHE GOLD-UND SILBER-SCHEIDEANSTALT VORMALS
Degussa GmbH
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 DOUTSCHE GOLD-UND SILBER-SCHEIDEANSTALT VORMALS, Degussa GmbH filed Critical DOUTSCHE GOLD-UND SILBER-SCHEIDEANSTALT VORMALS
Publication of ES481795A1 publication Critical patent/ES481795A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
    • C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
    • C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
    • C07D473/08—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1 and 3, e.g. theophylline
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)

Abstract

Procedimiento mejorado para la preparación de derivados de teofilina de la fórmula general **(Fórmula)** donde T es el radical teofilinilo-(7), Alk es una cadena de alcohileno recta o ramificada con 2 hasta 4 átomos de carbono, R es hidrógeno o un grupo metilo, n significa 1 ó 2 y no pueden estar en posición 3,4 dos grupos hidroxi del anillo fenilo, por reacción de una aminoalcohilteofilina.
ES481795A 1978-06-23 1979-06-22 Procedimiento mejorado para la preparacion de derivados de teofilina. Expired ES481795A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7827707 1978-06-23

Publications (1)

Publication Number Publication Date
ES481795A1 true ES481795A1 (es) 1980-03-01

Family

ID=10498101

Family Applications (1)

Application Number Title Priority Date Filing Date
ES481795A Expired ES481795A1 (es) 1978-06-23 1979-06-22 Procedimiento mejorado para la preparacion de derivados de teofilina.

Country Status (23)

Country Link
US (1) US4245093A (es)
JP (1) JPS552692A (es)
AR (1) AR221879A1 (es)
AT (1) AT361943B (es)
AU (1) AU522554B2 (es)
BE (1) BE877176A (es)
CA (1) CA1101856A (es)
CH (1) CH642613A5 (es)
DE (1) DE2924492A1 (es)
DK (1) DK150072C (es)
ES (1) ES481795A1 (es)
FI (1) FI68053C (es)
FR (1) FR2429217A1 (es)
GB (1) GB2027426B (es)
HU (1) HU181421B (es)
IN (1) IN151137B (es)
MX (1) MX152789A (es)
NL (1) NL181652C (es)
NO (1) NO154014C (es)
PT (1) PT69796A (es)
SE (1) SE436358B (es)
SU (1) SU936814A3 (es)
ZA (1) ZA793129B (es)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL128805C (es) 1965-11-16
AT308139B (de) * 1970-07-27 1973-06-25 Degussa Verfahren zur Herstellung von neuen basisch substituierten Alkyltheophyllinen, ihren Isomeren und Säureadditionssalzen
US3728346A (en) * 1971-07-16 1973-04-17 Degussa Hydroxyphenylhydroxyalkylaminoalkyltheophyllines

Also Published As

Publication number Publication date
HU181421B (en) 1983-07-28
AU4821979A (en) 1980-01-03
BE877176A (fr) 1979-12-21
US4245093A (en) 1981-01-13
DK262979A (da) 1979-12-24
GB2027426B (en) 1982-11-10
JPS625437B2 (es) 1987-02-04
CH642613A5 (de) 1984-04-30
SU936814A3 (ru) 1982-06-15
SE7905518L (sv) 1979-12-24
DE2924492A1 (de) 1980-01-17
FI791988A (fi) 1979-12-24
AU522554B2 (en) 1982-06-10
CA1101856A (en) 1981-05-26
PT69796A (de) 1979-07-01
FI68053C (fi) 1985-07-10
DK150072C (da) 1987-11-09
NL7904918A (nl) 1979-12-28
NL181652B (nl) 1987-05-04
NL181652C (nl) 1987-10-01
AR221879A1 (es) 1981-03-31
SE436358B (sv) 1984-12-03
NO154014C (no) 1986-07-02
GB2027426A (en) 1980-02-20
MX152789A (es) 1986-06-06
NO154014B (no) 1986-03-24
IN151137B (es) 1983-02-26
DE2924492C2 (es) 1988-06-09
JPS552692A (en) 1980-01-10
DK150072B (da) 1986-12-01
FI68053B (fi) 1985-03-29
ATA440679A (de) 1980-09-15
FR2429217B1 (es) 1982-01-15
AT361943B (de) 1981-04-10
FR2429217A1 (fr) 1980-01-18
NO792110L (no) 1979-12-28
ZA793129B (en) 1980-07-30

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