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2,7-Dibromo-9,9-dimethylfluorene CAS28320-32-3Pharmaceutical intermediates, also is important intermediates for the synthesis of photoelectric material
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(S)-(-)-N,N-Dimethyl-3-hydroxy-3-(2-thienyl)propanamine CAS132335-44-5medical intermediate
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DIMETHYLDIACETOXYSILANE CAS2182-66-3Used as synthetic rubber and silicone polymer monomer
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DIMETHYLETHOXYVINYLSILANE CAS5356-83-2Is the production of vinyl link of the main raw material of silicon resin, organic silicon modified for various kinds of organic matter, can handle all kinds of inorganic filler silanization and so on
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5,5-DIMETHYLHYDANTOIN CAS77-71-4Used for synthesis of amino acids, also can be used as special epoxy resin and water soluble resin, fungicides, preservatives, etc. Its derivatives such as 1, 3 - dichloro - ureide within 5, 5 - dimethyl b can be used as chlorinating agent, disinfectant, 3 - hydroxy methyl - 5, 5 - dimethyl ethyl ureide within can be used as a formaldehyde agent, preservative, etc