GR35756B - METHOD FOR THE PREPARATION OF NEW HETEROCYCLIC COMPOUNDS. - Google Patents
METHOD FOR THE PREPARATION OF NEW HETEROCYCLIC COMPOUNDS.Info
- Publication number
- GR35756B GR35756B GR670135756A GR670135756A GR35756B GR 35756 B GR35756 B GR 35756B GR 670135756 A GR670135756 A GR 670135756A GR 670135756 A GR670135756 A GR 670135756A GR 35756 B GR35756 B GR 35756B
- Authority
- GR
- Greece
- Prior art keywords
- general formula
- compounds
- acid
- above significance
- lower alkyl
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000002360 preparation method Methods 0.000 title abstract 2
- 150000002391 heterocyclic compounds Chemical class 0.000 title 1
- 150000001875 compounds Chemical class 0.000 abstract 9
- 239000002253 acid Substances 0.000 abstract 6
- 125000000217 alkyl group Chemical group 0.000 abstract 5
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 abstract 3
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 3
- 229910052794 bromium Inorganic materials 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 3
- 229910052739 hydrogen Inorganic materials 0.000 abstract 3
- 239000001257 hydrogen Substances 0.000 abstract 3
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 2
- 238000007792 addition Methods 0.000 abstract 2
- 125000003545 alkoxy group Chemical group 0.000 abstract 2
- 125000004390 alkyl sulfonyl group Chemical group 0.000 abstract 2
- 125000004414 alkyl thio group Chemical group 0.000 abstract 2
- 125000004432 carbon atom Chemical group C* 0.000 abstract 2
- 229910052801 chlorine Inorganic materials 0.000 abstract 2
- 239000000460 chlorine Substances 0.000 abstract 2
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 abstract 1
- 150000007513 acids Chemical class 0.000 abstract 1
- 125000004423 acyloxy group Chemical group 0.000 abstract 1
- 125000004644 alkyl sulfinyl group Chemical group 0.000 abstract 1
- 239000011230 binding agent Substances 0.000 abstract 1
- 125000001589 carboacyl group Chemical group 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 125000004093 cyano group Chemical group *C#N 0.000 abstract 1
- QPJDMGCKMHUXFD-UHFFFAOYSA-N cyanogen chloride Chemical compound ClC#N QPJDMGCKMHUXFD-UHFFFAOYSA-N 0.000 abstract 1
- 150000007522 mineralic acids Chemical class 0.000 abstract 1
- 150000007524 organic acids Chemical class 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
Landscapes
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Abstract
έθοδος προς παρασκευήν ενώσεων του γενικού τύπου Ι, εις ον R1 ίσταται αντί υδρογόνου, μιας κατωτέρας αλκυλ-κατωτέρας αλκοξυ-, κατωτέρας αλκυλοθειο-, κατωτέρας αλκυλο- σουλφινυλ-, κατωτέρας αλκυλοφουλφονυλ-, κατωτέρας, Ν,Ν-διαλκυλοσουλφαμοϋλομάδος, της τριφθορομεθυλ-, ή κυανοομάδος, χλωρίου ή βρωμίου και R2 σημαίνει υδρογόνον, μίαν κατωτέραν αλκυλομάδα, την 2-υδροξυ-αιθυλομάδα ή μίαν 2-(αλκανοϋλοξυ)-αιθυλομάδα, εις ην το αλκανοϋλυπόλοιπον έχει 2-4 άτομα άνθρακος, και των δια προσθήκης οξέων αλάτων αυτών, χαρακτηριζομένη εκ του ότι είτε α. φθάνομεν εις ενώσεις του γενικού τύπου Ι, δια μετατροπής ενώσεων του γενικού τύπου VIII, εις ον R3 ίσταται αντί υδρογόνου, μιας κατωτέρας αλκυλ-, κατωτέραςαλκοξυ-, κατωτέρας αλκυλθειο-, κατωτέρας αλκυλοσουλφονυλ-, κατωτέρας Ν,Ν-διαλκυλοσουλφαμοϋλομάδος, της τριφθορομεθυλ- ή κυανοομάδος, χλωρίου ή βρωμίου τη βοηθεία ενός χλωριωτικού ή βρωμιωτικού μέσου παρουσία ενός δεσμευτικού των οξέων μέσου προς ενώσεις του γενικού τύπου ΙΙ, εις ον R3 κατέχει την ανωτέρω σημασίαν και Hal ίσταται αντί χλωρίου ή βρωμίου, αντιδράσεως τούτων παρουσία ενός δεσμευτικούτων οξέων μέσου μεθ' ενώσεων του γενικού τύπου ΙΙΙ, εις ον R2 κατέχει την ανωτέρω σημασίαν, ενδεχομένως οξειδώσεως των κατά ταύτα λαμβανομένων ενώσεων του γενικού τύπου Ιd, εις ον το R2 έχει την ανωτέρω σημασίαν και αλκύλιον σημαίνει κατωτέραν αλκυλομάδα, είτε, β. φθάνομεν εις ενώσεις του γενικού τύπου Ιb, εις ον R1 έχει την ανωτέρω σημασίαν και Alk ίσταται αντί μιας αλκυλομάδος μεθ' 1-3 ατόμων άνθρακος, δι' αντιδράσεως ενώσεων του γενικού τύπουΙc, εις ον R1 έχει την ανωτέρω σημασίαν, μεθ' ενός οξέος ή ενός ικανού προς αντίδρασιν θεμελιώδους παραγώγου οξέων ενός οξέος του γενικού τύπου ΙΧ, εις ον Alk κατέχει την ανωτέρω σημασίαν και μετατρέπομεν τας ούτω λαμβανομένας ενώσεις του γενικού τύπου Ι ενδεχομένως ακολούθως δι' αντιδράσες μετά καταλλήλου οργανικών ή ανοργάνων οξέων προς τα δια προσθήκης οξέων άλατα αυτών. A process for the preparation of compounds of general formula I, wherein R 1 is substituted for hydrogen, a lower alkyl-lower alkoxy-, lower alkylthio-, lower alkyl-sulfinyl-, lower alkyl sulfonyl-, lower, N, N-sulphenyl, or cyano group, chlorine or bromine and R2 means hydrogen, a lower alkyl group, the 2-hydroxy-ethyl group or a 2- (alkanoyloxy) -ethyl group, in which the alkanoyl moiety has 2-4 carbon atoms, and of these by addition acids characterized by either a. to compounds of general formula I, by conversion of compounds of general formula VIII, to R3 is substituted for hydrogen, a lower alkyl-, a lower alkoxy-, a lower alkylthio-, a lower alkylsulfonyl-, a lower N, N-dialkylmulfur, or cyano, chlorine or bromine with the aid of a chlorinating or brominating agent in the presence of an acid-binding agent to compounds of general formula II, in R3 holds the above significance and Hal stands instead of chlorine or bromine, reacting them with acid-binding compounds. of general formula III, in which R2 possesses the above significance, possibly oxidizing the compounds thereof of general formula Id, in which R2 has the above significance and alkyl means a lower alkyl group, or, b. Upon compounds of general formula Ib, in R1 has the above significance and Alk stands instead of an alkyl group of 1-3 carbon atoms, by reaction of compounds of general formula Ic, in R1 has the above significance, with an acid or of a reactive fundamental acid derivative of an acid of general formula IX, in Alk possessing the above significance and thus converting the compounds of general formula I thereafter subsequently by reactions thereto with appropriate organic or inorganic acid additions.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH822266A CH481141A (en) | 1965-12-23 | 1966-06-07 | Process for the preparation of new thieno (2,3-b) (1,5) benzothiazepine derivatives |
CH1559766 | 1966-10-27 | ||
CH448267 | 1967-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
GR35756B true GR35756B (en) | 1968-10-25 |
Family
ID=36887985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR670135756A GR35756B (en) | 1966-06-07 | 1967-05-05 | METHOD FOR THE PREPARATION OF NEW HETEROCYCLIC COMPOUNDS. |
Country Status (1)
Country | Link |
---|---|
GR (1) | GR35756B (en) |
-
1967
- 1967-05-05 GR GR670135756A patent/GR35756B/en unknown
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