摘 要: | TQ 047·4 JSH 962731从松科类提取4一经基一5一甲基一3(ZH)一吠喃酮的工艺和含它的皮肤光亮化妆品和抗氧剂复配物~Proeess fort卜e extraetion of4一hydroxy一5一methyl一3(ZH)一furanone from pinaeeaespee玄es and skinlightening eosmetie and antioxi-dant eomPosition eontaining it:Fr·块mande FR2714054〔专,法〕/Paeifie Corp.(Boo Chool…)一1995.6.23一32页一KR Appl.9328308(1993.12.17);I代二C07D307/58 用含水一有机溶剂(如eH:OH、C:Ho0H、C3H,OH、丙酮)溶剂体系从松科类的松针和树皮中提取题述化合物,燕发该…
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