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4-AMINO-3,5-DICHLOROACETOPHENONE CAS37148-48-4Synthesis of cough antiasthmatic g out of intermediates
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4-AMINOPHENYLACETONITRILE CAS3544-25-0Used for the preparation of succinic acid, butyl glycol, tetrahydrofuran, pyran, etc; Is also used as a solvent paint, resin and grease; Used as a lubricant, dispersants in printing and dyeing industry; Pharmaceutical intermediates. Drug decoloring agent, deodorization agent; Also used as a plasticizer, herbicides, pesticides and other synthetic organic materials
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4-AMINOTOLUENE-3-SULFONIC ACID CAS88-44-8Dye intermediate. 4B acid and 2, 3- acid can be prepared by coupling, pigment red 6B, vertical cable Bao red BK; coupling and 2- naphthol, can make pigment yellow bright red BL. These pigments are widely used in printing ink, plastic, rubber, wire and cable, daily chemical products such as coloring
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2,2'-Azino-bis(3-ethylbenzothiazoline-6-sulfonic acid) diammonium salt CAS30931-67-0Spectral reagent free chlorine, enzyme immunoassay chromogenic substrate peroxidase substrate