DE87977C - - Google Patents
Info
- Publication number
- DE87977C DE87977C DENDAT87977D DE87977DA DE87977C DE 87977 C DE87977 C DE 87977C DE NDAT87977 D DENDAT87977 D DE NDAT87977D DE 87977D A DE87977D A DE 87977DA DE 87977 C DE87977 C DE 87977C
- Authority
- DE
- Germany
- Prior art keywords
- temperature
- anhydride
- amidophenolphtalei
- amidophenolphtale
- ins
- 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
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
- 150000008064 anhydrides Chemical class 0.000 claims 2
- 150000003839 salts Chemical class 0.000 claims 1
- 150000003460 sulfonic acids Chemical class 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
- C09B11/00—Diaryl- or thriarylmethane dyes
- C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
- C09B11/10—Amino derivatives of triarylmethanes
- C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE87977C true DE87977C (enrdf_load_stackoverflow) |
Family
ID=359906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT87977D Active DE87977C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE87977C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT87977D patent/DE87977C/de active Active
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