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sodium anilinomethanesulfonate
p-sulfobenzenediazonium chloride
4'-aminoazobenzene-4-sulfonic acid
Conditions | Yield |
---|---|
Stage #1: sodium anilinomethanesulfonate; p-sulfobenzenediazonium chloride With sodium acetate In water Stage #2: With sodium hydroxide In water Reflux; | 70% |
phenyl toluenesulfonamide
4-diazobenzenesulfonic acid
4'-aminoazobenzene-4-sulfonic acid
Conditions | Yield |
---|---|
und Verseifen des Reaktionsprodukts mit konz.Schwefelsaeure bei 40grad; |
4-(4-nitro-phenylazo)-benzenesulfonic acid
4'-aminoazobenzene-4-sulfonic acid
Conditions | Yield |
---|---|
With ammonium hydrosulphide; ethanol |
4-[4-(2,4,6-trinitro-anilino)-phenylazo]-benzenesulfonic acid
A
2,4,6-Trinitrophenol
B
4'-aminoazobenzene-4-sulfonic acid
4-phenylazoaniline hydrochloride
A
4-aminoazobenzene-3,4'-disulfonic acid
B
4'-aminoazobenzene-4-sulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 90 - 100℃; | |
With sulfuric acid at 90 - 100℃; |
Conditions | Yield |
---|---|
With water man laesst 24 Stdn.stehen, filtriert ab und entzieht dem Nied. durch kal. Aether beigemengtes Diazoaminobenzol; die ungeloeste 4'-Amino-azobenzol-sulfonsaeure-(4) bindet man an Ammoniak und reinigt das Salz durch Umkrystallis.; |
4'-aminoazobenzene-4-sulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid; sulfur trioxide at 30 - 35℃; | |
With sulfuric acid; sulfur trioxide at 30 - 35℃; |
sulfuric acid
aniline yellow
A
4-aminoazobenzene-3,4'-disulfonic acid
B
4'-aminoazobenzene-4-sulfonic acid
Conditions | Yield |
---|---|
at 30 - 35℃; | |
at 30 - 35℃; |
Conditions | Yield |
---|---|
With sulfuric acid; sulfur trioxide at 30 - 35℃; |
1. | otr-ham:kdy 25 mg/L | BJCAAI British Journal of Cancer. 38 (1978),34. |