DE81056C - - Google Patents
Info
- Publication number
- DE81056C DE81056C DENDAT81056D DE81056DA DE81056C DE 81056 C DE81056 C DE 81056C DE NDAT81056 D DENDAT81056 D DE NDAT81056D DE 81056D A DE81056D A DE 81056DA DE 81056 C DE81056 C DE 81056C
- Authority
- DE
- Germany
- Prior art keywords
- chlorides
- fluorescein
- inchlorid
- bezw
- fluoresce
- 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
- -1 Fluorescein chlorides Chemical class 0.000 claims 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical class Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 1
- 238000007792 addition Methods 0.000 claims 1
- 150000001412 amines Chemical class 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 239000000975 dye Substances 0.000 claims 1
- 239000000155 melt Substances 0.000 claims 1
- 238000000034 method Methods 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)
- Heat Sensitive Colour Forming Recording (AREA)
Description
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.
Claims (1)
- Patent-Anspruch:Neuerung in dem durch Patent Nr. 48367 und dessen Zusätze geschützten Verfahren zur Darstellung von Farbstoffen durch Condensation von Fluoresce'inchlorid bezw. substituirten Fluoresce'inchloriden mit Aminen, darin bestehend, dafs man die Fluoresce'inchloride statt mit den freien dort aufgeführten Basen mit deren salzsauren Salzen zusammenschmilzt.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE81056C true DE81056C (de) |
Family
ID=353562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT81056D Active DE81056C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE81056C (de) |
-
0
- DE DENDAT81056D patent/DE81056C/de active Active
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