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ChemicalBook CAS DataBase List C.I. 60752
72363-26-9

C.I. 60752 synthesis

1synthesis methods
1-Aminoanthracene-9,10-dione halogenating, hydrolysis, and N-(3-ethoxypropyl)-4-hydroxybenzenesulfonamide?condensation.
-

Yield: 98.9%

Reaction Conditions:

Stage #1:C. I. disperse red 60 with chlorosulfonic acid;thionyl chloride in tetrachloromethane at 25 - 32; for 5 h;Large scale;
Stage #2:3-ethoxypropylamine at 75 - 80; for 2 h;Large scale;Solvent;

References:

Jiangsu Yabang Dyeing Liao Co., Ltd.;Zhou Jianbiao;Tang Xuebin;Xiong Jun CN110684368, 2020, A Location in patent:Paragraph 0032-0046

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