DE194955C - - Google Patents
Info
- Publication number
- DE194955C DE194955C DE1906194955D DE194955DA DE194955C DE 194955 C DE194955 C DE 194955C DE 1906194955 D DE1906194955 D DE 1906194955D DE 194955D A DE194955D A DE 194955DA DE 194955 C DE194955 C DE 194955C
- Authority
- DE
- Germany
- Prior art keywords
- parts
- flavopurpurin
- addition
- acid
- anthraflavic 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.)
- Expired - Lifetime
Links
- QWPVOAUJFKGLQA-UHFFFAOYSA-N flavopurpurin Chemical compound OC1=CC=C2C(=O)C3=CC(O)=CC=C3C(=O)C2=C1O QWPVOAUJFKGLQA-UHFFFAOYSA-N 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims 1
- APAJFZPFBHMFQR-UHFFFAOYSA-N anthraflavic acid Chemical compound OC1=CC=C2C(=O)C3=CC(O)=CC=C3C(=O)C2=C1 APAJFZPFBHMFQR-UHFFFAOYSA-N 0.000 description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 238000009835 boiling Methods 0.000 description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241000131971 Bradyrhizobiaceae Species 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- -1 acids Salts Chemical class 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- RZTIWMXQXBQJNE-UHFFFAOYSA-N isoanthraflavin Chemical compound C1=C(O)C=C2C(=O)C3=CC(O)=CC=C3C(=O)C2=C1 RZTIWMXQXBQJNE-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- 239000004323 potassium nitrate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C46/00—Preparation of quinones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT34407D AT34407B (de) | 1906-10-26 | 1907-08-28 | Verfahren zur Darstellung von Flavopurpurin. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE194955C true DE194955C (enrdf_load_stackoverflow) |
Family
ID=458053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1906194955D Expired - Lifetime DE194955C (enrdf_load_stackoverflow) | 1906-10-26 | 1906-10-26 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE194955C (enrdf_load_stackoverflow) |
-
1906
- 1906-10-26 DE DE1906194955D patent/DE194955C/de not_active Expired - Lifetime
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