| 释义 |
2,2'-dihydroxy-4,4'-dimethoxybenzophenone 2,2′-dihydroxy-4,4′-dimethoxybenzophenone[¦tü ¦tü‚prīm ¦dī‚hī¦dräk·sē ¦fȯr ¦fȯr‚prīm ‚dī·mə¦thäk·sē¦ben·zō·fə′nōn] (organic chemistry) [CH3OC6H3(OH)]2CO Crystals with a melting point of 139-140°C; used in paint and plastics as a light absorber. |