发明名称 |
METHOD OF OBTAINING SUBSTITUTED AROMATIC AMINES |
摘要 |
A method of making trisodium pentacyanoamminoferrate (II) is disclosed comprising the steps of: (a) concurrently adding an aqueous solution of ferrous chloride tetrahydrate, stabilized with hypophosphorous acid and sodium cyanide in the ratio of 1 to 5 equivalents to an aqueous solution of ammonium hydroxide to form a reaction mixture; and (b) isolating said trisodium pentacyanoamminoferrate (II) from said reaction mixture. |
申请公布号 |
PL329158(A1) |
申请公布日期 |
1999.03.15 |
申请号 |
PL19970329158 |
申请日期 |
1997.03.13 |
申请人 |
UNIROYAL CHEMICAL CO,INC |
发明人 |
WHEELER EDWARD L.;MALZ RUSSEL E, JR.;SIMON MARK W. |
分类号 |
B01J27/26;C01B3/12;C01C3/12;C07B61/00;C07C209/02;C07C209/60;C07C211/54;C07C211/55 |
主分类号 |
B01J27/26 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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