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2-Mercapto-5-methyl-1,3,4-thiadiazole CAS29490-19-5Production of cefazolin, cephalosporins card nai, ketone, sanzuotong cephalosporin, cephalosporin cefepime paro, cephalosporin BL - S339, cefuroxime benzyl important intermediates of cephalosporin and other medicine
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7-Hydroxy-4-methylcoumarin CAS90-33-5The goods for eczema, medicine and antiallergic color is acerbity natrium intermediates
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METHYL PALMITATE CAS112-39-0Used as emulsifier, wetting agent, stabilizer and plasticizer intermediate, also used as gas chromatography stationary phase