DE189021C - - Google Patents
Info
- Publication number
- DE189021C DE189021C DENDAT189021D DE189021DA DE189021C DE 189021 C DE189021 C DE 189021C DE NDAT189021 D DENDAT189021 D DE NDAT189021D DE 189021D A DE189021D A DE 189021DA DE 189021 C DE189021 C DE 189021C
- Authority
- DE
- Germany
- Prior art keywords
- indoxyl
- glycines
- homologues
- reaction
- heating
- 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
Links
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Natural products NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims 1
- YEQRASMGLPZYDE-UHFFFAOYSA-N Indoxyl Chemical group C1=CC=C[C]2C(O)=CN=C21 YEQRASMGLPZYDE-UHFFFAOYSA-N 0.000 claims 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- -1 aromatic glycines Chemical class 0.000 claims 1
- 230000000875 corresponding Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/30—Indoles; Hydrogenated indoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to carbon atoms of the hetero ring
- C07D209/32—Oxygen atoms
- C07D209/36—Oxygen atoms in position 3, e.g. adrenochrome
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Indole Compounds (AREA)
Description
Claims (1)
- Patent-Anspruch:Verfahren zur Darstellung von Indoxyl und dessen Homologen aus den entsprechenden aromatischen Glycinen durch Erhitzen mit Alkalihydroxyden in Gegenwart von Alkalimetallen, dadurch gekennzeichnet, daß man die Reaktion bei vermindertem Druck ausführt.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE189021C true DE189021C (de) |
Family
ID=452600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT189021D Active DE189021C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE189021C (de) |
-
0
- DE DENDAT189021D patent/DE189021C/de active Active
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