DE77330C - Verfahren zur Darstellung von Naphtazarin. - Google Patents
Verfahren zur Darstellung von Naphtazarin.Info
- Publication number
- DE77330C DE77330C DENDAT77330D DE77330DA DE77330C DE 77330 C DE77330 C DE 77330C DE NDAT77330 D DENDAT77330 D DE NDAT77330D DE 77330D A DE77330D A DE 77330DA DE 77330 C DE77330 C DE 77330C
- Authority
- DE
- Germany
- Prior art keywords
- naphtazarine
- preparation
- sulfur
- hydrogen
- supersulfide
- 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
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 2
- 229910052717 sulfur Inorganic materials 0.000 claims 2
- 239000011593 sulfur Substances 0.000 claims 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- NGDNCZPCIZNCQS-UHFFFAOYSA-N ctk3j8699 Chemical compound Cl=S NGDNCZPCIZNCQS-UHFFFAOYSA-N 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims 1
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 claims 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
BERLIN. GEBRUCKT IN DER REICHSDRUCKEREI.
Claims (1)
- Patent-Anspruch:Eine Ausführungsform des durch Patent Nr. 71386 geschützten Verfahrens zur Darstellung von Naphtazarin, darin bestehend, dafs an Stelle des , Schwefels hier Schwefel abgebende Verbindungen, wie Schwefelwasserstoff, Chlorschwefel, Wasserstoffsupersulfid, Thiosulfate, zur Verwendung gelangen.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE77330C true DE77330C (de) |
Family
ID=350145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT77330D Expired - Lifetime DE77330C (de) | Verfahren zur Darstellung von Naphtazarin. |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE77330C (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2553048A (en) * | 1946-02-20 | 1951-05-15 | Sandoz Ag | Halogenated naphthoquinone imides and a process of making same |
| US2555973A (en) * | 1948-06-10 | 1951-06-05 | Sandoz Ag | Halogenated derivatives of the naphthoquinone-imine series and a process of making same |
-
0
- DE DENDAT77330D patent/DE77330C/de not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2553048A (en) * | 1946-02-20 | 1951-05-15 | Sandoz Ag | Halogenated naphthoquinone imides and a process of making same |
| US2555973A (en) * | 1948-06-10 | 1951-06-05 | Sandoz Ag | Halogenated derivatives of the naphthoquinone-imine series and a process of making same |
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