DE102097C - - Google Patents
Info
- Publication number
- DE102097C DE102097C DENDAT102097D DE102097DA DE102097C DE 102097 C DE102097 C DE 102097C DE NDAT102097 D DENDAT102097 D DE NDAT102097D DE 102097D A DE102097D A DE 102097DA DE 102097 C DE102097 C DE 102097C
- Authority
- DE
- Germany
- Prior art keywords
- oxycoumarin
- carboxylic acid
- acid esters
- oxycoumarins
- potassium hydroxide
- 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
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 11
- 230000001476 alcoholic effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 235000011118 potassium hydroxide Nutrition 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- DVIHKVWYFXLBEM-UHFFFAOYSA-N 2-hydroxybenzoyl chloride Chemical class OC1=CC=CC=C1C(Cl)=O DVIHKVWYFXLBEM-UHFFFAOYSA-N 0.000 description 1
- 241000227425 Pieris rapae crucivora Species 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- ZYFGTJPGLOESBV-UHFFFAOYSA-N propanedioic acid;sodium Chemical class [Na].OC(=O)CC(O)=O ZYFGTJPGLOESBV-UHFFFAOYSA-N 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102097C true DE102097C (cs) |
Family
ID=372736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT102097D Active DE102097C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE102097C (cs) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2449038A (en) * | 1944-10-23 | 1948-09-07 | American Cyanamid Co | Preparation of 3-substituted benzotetronic acid and salts thereof |
| US2465293A (en) * | 1942-08-29 | 1949-03-22 | Wisconsin Alumni Res Found | Synthesis of 4-hydroxycoumarins |
-
0
- DE DENDAT102097D patent/DE102097C/de active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2465293A (en) * | 1942-08-29 | 1949-03-22 | Wisconsin Alumni Res Found | Synthesis of 4-hydroxycoumarins |
| US2449038A (en) * | 1944-10-23 | 1948-09-07 | American Cyanamid Co | Preparation of 3-substituted benzotetronic acid and salts thereof |
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