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GR35514B - METHOD FOR THE MANUFACTURE OF SWISS PRODUCERS. - Google Patents

METHOD FOR THE MANUFACTURE OF SWISS PRODUCERS.

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Publication number
GR35514B
GR35514B GR670135514A GR670135514A GR35514B GR 35514 B GR35514 B GR 35514B GR 670135514 A GR670135514 A GR 670135514A GR 670135514 A GR670135514 A GR 670135514A GR 35514 B GR35514 B GR 35514B
Authority
GR
Greece
Prior art keywords
residues
atoms
substituted
alkoxy
hydrogen atom
Prior art date
Application number
GR670135514A
Other languages
Greek (el)
Original Assignee
C.F. Boehringer & Soehne G.M.B.H.
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 C.F. Boehringer & Soehne G.M.B.H. filed Critical C.F. Boehringer & Soehne G.M.B.H.
Priority to GR670135514A priority Critical patent/GR35514B/en
Publication of GR35514B publication Critical patent/GR35514B/en

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  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)

Abstract

έθοδος δια την παρασκευήν ενώσεων του γενικού τύπου: [*] εις ον τα R1 και R2, άτινα δύνανται να είναι τα αυτά ή διάφορα, είναι ακυλυπόλοιπα περιέχοντα 1-4 άτομα άνθρακος, άτινα δύνανται να είναι υποκατεστημένα δι' ατόμων αλογόνου ή αλκοξυ-, αλκενοξυ- ή ακυλοξυ-υπολοίπων, ένθα εν εκ των δύο υπολοίπων R1 και R2 δύνανται να είναι επίσης εν άτομον υδρογόνου, και R3 είναι μία αλδεϋδομάς ή το υπόλοιπονCH2OX το Χ είναι άτομον υδρογόνου ή εν ακυλυπόλοιπον περιέχον 1-4 άτομα άνθρακος, άτινα δύνανταινα είναι υποκατεστημένα δι' ατόμων αλογόνου ή αλκοξυ-, αλκενοξυ- ή ακυλοξυ-υπολοίπων, υπό τον όρον ότι όταν R1 και R2 είναι αμφότερα ακετυλυπόλοιπα, το R3 είναι διάφορον της αλκεϋδικής ή ακετυλιωμένης μεθυλο-ομάδος, χαρακτηριζομένη εκ του ότι ο ελκβετικοζίτης ή η ελβετικοζόλη υποβάλλεται εις ακετυλίωσιν μετά καταλλήλου ανυδρίτου οξέος ενός καταλλήλου οξέος ιμιδαζόλης, ενός καταλλήλου χλωριδίου οξέος και επί παρουσία π-τολουολο-σουλφοχλωριδίου. Method for the preparation of compounds of the general formula: [*] wherein R1 and R2, which may be the same or different, are acyl residues containing 1-4 carbon atoms, which may be substituted by halogen atoms or alkoxy, alkenoxy or acyloxy residues, both residues R1 and R2 may also be in a hydrogen atom, and R3 is an aldehyde or the residue CH2OX X is a hydrogen atom or in acyl residue containing 1-4 carbon atoms, which may be substituted by halogen or alkoxy atoms; acyloxy residues, provided that when R1 and R2 are both acetyl residues, R3 is different from the alkyd or acetylated methyl group, characterized in that the elkbeticoside or swetikozole is acetylated to a suitable oxidant suitable chloride and in the presence of p-toluenesulfur chloride.

GR670135514A 1967-02-08 1967-02-08 METHOD FOR THE MANUFACTURE OF SWISS PRODUCERS. GR35514B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GR670135514A GR35514B (en) 1967-02-08 1967-02-08 METHOD FOR THE MANUFACTURE OF SWISS PRODUCERS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GR670135514A GR35514B (en) 1967-02-08 1967-02-08 METHOD FOR THE MANUFACTURE OF SWISS PRODUCERS.

Publications (1)

Publication Number Publication Date
GR35514B true GR35514B (en) 1968-09-28

Family

ID=36888006

Family Applications (1)

Application Number Title Priority Date Filing Date
GR670135514A GR35514B (en) 1967-02-08 1967-02-08 METHOD FOR THE MANUFACTURE OF SWISS PRODUCERS.

Country Status (1)

Country Link
GR (1) GR35514B (en)

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