DE24151C - Verfahren zur Darstellung von Salicylsäure und alkylirten Phenolen aus Phenylkohlensäureestern - Google Patents
Verfahren zur Darstellung von Salicylsäure und alkylirten Phenolen aus PhenylkohlensäureesternInfo
- Publication number
- DE24151C DE24151C DENDAT24151D DE24151DA DE24151C DE 24151 C DE24151 C DE 24151C DE NDAT24151 D DENDAT24151 D DE NDAT24151D DE 24151D A DE24151D A DE 24151DA DE 24151 C DE24151 C DE 24151C
- Authority
- DE
- Germany
- Prior art keywords
- preparation
- alkylated phenols
- salicylic acid
- acid esters
- carbonic acid
- 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
- 238000000034 method Methods 0.000 title claims description 4
- YGSDEFSMJLZEOE-UHFFFAOYSA-N Salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 title claims 4
- 229960004889 salicylic acid Drugs 0.000 title claims 2
- 238000002360 preparation method Methods 0.000 title description 2
- 150000002989 phenols Chemical class 0.000 title 1
- QIIPQYDSKRYMFG-UHFFFAOYSA-N phenyl hydrogen carbonate Chemical class OC(=O)OC1=CC=CC=C1 QIIPQYDSKRYMFG-UHFFFAOYSA-N 0.000 title 1
- WQDUMFSSJAZKTM-UHFFFAOYSA-N sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 claims description 4
- ROORDVPLFPIABK-UHFFFAOYSA-N Diphenyl carbonate Chemical compound C=1C=CC=CC=1OC(=O)OC1=CC=CC=C1 ROORDVPLFPIABK-UHFFFAOYSA-N 0.000 claims description 3
- QDRKDTQENPPHOJ-UHFFFAOYSA-N Sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical class [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 1
- PYOZTOXFQNWBIS-UHFFFAOYSA-N phenol;sodium Chemical compound [Na].OC1=CC=CC=C1 PYOZTOXFQNWBIS-UHFFFAOYSA-N 0.000 claims 1
- DLRJIFUOBPOJNS-UHFFFAOYSA-N Ethyl phenyl ether Chemical compound CCOC1=CC=CC=C1 DLRJIFUOBPOJNS-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
2)
3) Verfahren zur Herstellung von Phenolmethyloder Phenoläthyläther durch Erhitzen von
Diphenylcarbonat mit Natriumäthylat oder Natriummethylat, wie aus Gleichungen 2)
und 3) ersichtlich.
+ Q H5 OH,
\ /"■ TT W1
C2 Ji5
+ CH3ONa=
+ CH3ONa=
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.
Claims (1)
- Patent-AnSprüche:Verfahren zur Herstellung des Diphenylcarbonats durch Einleiten von Chlorkohlenoxyd in eine wässerige Lösung von Phenolnatrium.Verfahren zur Herstellung von Salicylsäure aus Diphenylcarbonat mit Alkalien, Natriumäthylat oder Natriummethylat, wie durch folgende Gleichungen veranschaulicht wird:
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE24151C true DE24151C (de) |
Family
ID=300660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT24151D Active DE24151C (de) | Verfahren zur Darstellung von Salicylsäure und alkylirten Phenolen aus Phenylkohlensäureestern |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE24151C (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1281292B (de) * | 1966-02-02 | 1968-10-24 | Kloess Hans K | Lukenabdeckung aus hydraulisch faltbaren Lukendeckelpaaren fuer Schiffe |
-
0
- DE DENDAT24151D patent/DE24151C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1281292B (de) * | 1966-02-02 | 1968-10-24 | Kloess Hans K | Lukenabdeckung aus hydraulisch faltbaren Lukendeckelpaaren fuer Schiffe |
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