DE229246C - - Google Patents

Info

Publication number
DE229246C
DE229246C DENDAT229246D DE229246DA DE229246C DE 229246 C DE229246 C DE 229246C DE NDAT229246 D DENDAT229246 D DE NDAT229246D DE 229246D A DE229246D A DE 229246DA DE 229246 C DE229246 C DE 229246C
Authority
DE
Germany
Prior art keywords
esters
formic acid
bases
split
salts
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.)
Active
Application number
DENDAT229246D
Other languages
German (de)
Publication of DE229246C publication Critical patent/DE229246C/de
Active legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D489/00—Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula:
    • C07D489/02—Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula: with oxygen atoms attached in positions 3 and 6, e.g. morphine, morphinone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREIBERLIN. PRINTED IN THE REICH PRINTING COMPANY

Claims (1)

Patent-Anspruch:Patent claim: Abänderung des durch Patent 222920 geschützten Verfahrens zur Darstellung von Formylverbindungen der Morphiumalkaloide, dadurch gekennzeichnet, daß man diese Basen oder ihre Salze anstatt mit Ameisensäure hier mit den Estern der Ameisensäure mit oder ohne Zusatz von diese Ester spaltenden Mitteln behandelt. Modification of the method of representation protected by patent 222920 of formyl compounds of morphine alkaloids, characterized in that these bases or their salts are used instead treated with formic acid here with the esters of formic acid with or without the addition of agents which split these esters.
DENDAT229246D Active DE229246C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE233325T

Publications (1)

Publication Number Publication Date
DE229246C true DE229246C (en)

Family

ID=32997311

Family Applications (3)

Application Number Title Priority Date Filing Date
DENDAT233325D Active DE233325C (en)
DENDAT229246D Active DE229246C (en)
DENDAT222920D Active DE222920C (en)

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DENDAT233325D Active DE233325C (en)

Family Applications After (1)

Application Number Title Priority Date Filing Date
DENDAT222920D Active DE222920C (en)

Country Status (1)

Country Link
DE (3) DE222920C (en)

Also Published As

Publication number Publication date
DE222920C (en)
DE233325C (en)

Similar Documents

Publication Publication Date Title
DE229246C (en)
DE1271454B (en) Motor fuel
DE286744C (en)
DE292871C (en)
DE204448C (en)
DE250444C (en)
DE384688C (en) Process for the preparation of durable guaiacol preparations in aqueous solution
DE26091C (en) Process for the preparation of zinc from ores by electrolytic means
DE181992C (en)
DE840687C (en) Process for the production of chlorides of high molecular weight carboxylic acids.
DE277702C (en)
DE208923C (en)
DE246383C (en)
Herrmann The interplay between Neoarchean oceans and Cyanobacteria. Oxygen production and the oxidation of Fe (II)
AT69244B (en) Process for the extraction of the total alkaloids of the root.
DE270346C (en)
DE310318C (en)
DE272530C (en)
DE272919C (en)
DE288865C (en)
DE195656C (en)
DE267209C (en)
DE266522C (en)
DE59139C (en) Process for the preparation of water-soluble indulins from disazo compounds of α-naphthol
DE240038C (en)