DE96929C - - Google Patents
Info
- Publication number
- DE96929C DE96929C DENDAT96929D DE96929DA DE96929C DE 96929 C DE96929 C DE 96929C DE NDAT96929 D DENDAT96929 D DE NDAT96929D DE 96929D A DE96929D A DE 96929DA DE 96929 C DE96929 C DE 96929C
- Authority
- DE
- Germany
- Prior art keywords
- disulfonic acid
- dinitrosostilbene
- azostilbene
- subject
- preparation
- 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
- OIAFPQXUDHGCPU-UHFFFAOYSA-N N(=O)C(=C(C1=C(C(=CC=C1)S(=O)(=O)O)S(=O)(=O)O)N=O)C1=CC=CC=C1 Chemical compound N(=O)C(=C(C1=C(C(=CC=C1)S(=O)(=O)O)S(=O)(=O)O)N=O)C1=CC=CC=C1 OIAFPQXUDHGCPU-UHFFFAOYSA-N 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims 1
- 229910000460 iron oxide Inorganic materials 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B56/00—Azo dyes containing other chromophoric systems
- C09B56/04—Stilbene-azo dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREL
Claims (1)
- Patent-Anspruch:Verfahren zur Darstellung der Azostilbendisulfosäure durch Reduction der Dinitrosostilbendisulfosäure — Gegenstand des Patentes Nr. 79241 — mit Eisenoxydul in alkalischer Lösung.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE96929C true DE96929C (de) |
Family
ID=368019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT96929D Active DE96929C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE96929C (de) |
-
0
- DE DENDAT96929D patent/DE96929C/de active Active
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