DE229154C - - Google Patents
Info
- Publication number
- DE229154C DE229154C DENDAT229154D DE229154DA DE229154C DE 229154 C DE229154 C DE 229154C DE NDAT229154 D DENDAT229154 D DE NDAT229154D DE 229154D A DE229154D A DE 229154DA DE 229154 C DE229154 C DE 229154C
- Authority
- DE
- Germany
- Prior art keywords
- aminophenol
- acetyl
- modification
- replaced
- manufacturing process
- 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
- DIIASMSSGMRMQF-UHFFFAOYSA-N 1-(2-amino-3-hydroxyphenyl)ethanone Chemical compound CC(=O)C1=CC=CC(O)=C1N DIIASMSSGMRMQF-UHFFFAOYSA-N 0.000 claims 1
- 230000000875 corresponding Effects 0.000 claims 1
- -1 formyl compound Chemical class 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000006011 modification reaction Methods 0.000 claims 1
- 239000000988 sulfur dye Substances 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
- C09B49/00—Sulfur dyes
- C09B49/04—Sulfur dyes from amino compounds of the benzene, naphthalene or anthracene series
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Coloring (AREA)
Description
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.
Claims (1)
- Patent-Anspruch:20Abänderung des durch Patent 221493 geschützten Verfahrens zur Herstellung brauner Schwefelfarbstoffe, dadurch gekennzeichnet, daß man das Acetyl-o-aminophenol durch die entsprechende Formyl-Verbindung ersetzt.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE229154C true DE229154C (de) |
Family
ID=489490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT229154D Active DE229154C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE229154C (de) |
-
0
- DE DENDAT229154D patent/DE229154C/de active Active
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