DE253983A - - Google Patents
Info
- Publication number
- DE253983A DE253983A DE253983A DE 253983 A DE253983 A DE 253983A DE 253983 A DE253983 A DE 253983A
- Authority
- DE
- Germany
- Prior art keywords
- condensation products
- anthraquinone
- haloanthraquinone
- mercaptans
- condensed
- 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.)
- Pending
Links
- 239000007859 condensation product Substances 0.000 claims 2
- RZVHIXYEVGDQDX-UHFFFAOYSA-N Anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 claims 1
- 150000004056 anthraquinones Chemical class 0.000 claims 1
- 150000001735 carboxylic acids Chemical class 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
Description
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.
Claims (1)
- Patent-Anspruch :Verfahren zur Darstellung von Kondensationsprodukten der Anthrachinonreihe, darin bestehend, daß man 2 · 3-Halogenanthrachinoncarbonsäuren mit Anthrachinonmercaptanen kondensiert und die entstandenen Kondensationsprodukte mit wasserentziehenden Mitteln behandelt.
Family
ID=
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