[EN] ClO DIALDEHYDE, SYNTHETIC METHOD THEREOF, AND SYNTHETIC METHOD OF BETA-CAROTENE USING THE SAME [FR] DIALDEHYDE C10, PROCEDE DE SYNTHESE ASSOCIE, ET PROCEDE DE SYNTHESE DE BETA-CAROTENE ASSOCIE
[EN] ClO DIALDEHYDE, SYNTHETIC METHOD THEREOF, AND SYNTHETIC METHOD OF BETA-CAROTENE USING THE SAME [FR] DIALDEHYDE C10, PROCEDE DE SYNTHESE ASSOCIE, ET PROCEDE DE SYNTHESE DE BETA-CAROTENE ASSOCIE