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TERT-BUTYLACETYL CHLORIDE CAS7065-46-5Pivaloyl chloride is a kind of very important acylation reagents, mainly used as pharmaceutical intermediates, in many amides and phenols lipid drug preparation as the main raw material; it has been used in hydroxylamine benzyl penicillin and cephalosporin benzyl hydroxylamine, cefazolin, Dipivalyl epinephrine and other drug production. It is also used as the intermediates of pesticide production, such as chloro pivaloyl chloride.
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3,5-DIBROMO-4-HYDROXYBENZALDEHYDE CAS2973-77-5Trimethoprim (TMP) intermediates. Dibromo aldehyde is the main raw material for producing 3,4,5- trimethoxy benzaldehyde, while 3,4,5- trimethoxy benzaldehyde is a synthetic antibiotic, sulfonamide synergist trimethoprim (TMP) intermediates, thus it is a kind of important pharmaceutical intermediate.
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D-ARABOASCORBIC ACID CAS89-65-6Used as a food antioxidant, have the function of the preservation, with good quality
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Dimethyl succinate CAS106-65-0Used in the synthesis of light stabilizer, high-grade paint, fungicide, pharmaceutical intermediates, etc