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  <leader>01525nam a2200217Ia 4500</leader>
  <controlfield tag="001">CTU_237604</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">547.2</subfield>
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   <subfield code="b">Nh105</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
   <subfield code="a">Quách, Thị Thanh Nhàn</subfield>
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  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="a">Phân lập hợp chất thiên nhiên từ lá cây dó bầu (Aquilaria Crassna Pierre), họ trầm (Thymelaeceae) :</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="b">Luận văn tốt nghiệp cao học. Chuyên ngành: Hóa hữu cơ</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Quách Thị Thanh Nhàn ; Tôn Nữ Liên Hương (Cán bộ hướng dẫn)</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="a">Can Tho</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="b">Can Tho University</subfield>
  </datafield>
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   <subfield code="c">2020</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Lá cây Dó bầu (Aquilaria Crassna Pierre) được thu hái tại địa bàn tỉnh Đắk Lắk. Mẫu thô được xử lý và điều chế thành cao tổng. Từ 1.61 kg cao tổng, qua phân đoạn chiết lỏng-lỏng thu được 4 cao phân đoạn: cao PE, cao DC, cao EA và cao Me/H₂O. Từ 54.0 g cao DC phân lập được sáu hợp chất: Velutin (Acras CK1), Genkwanin (Acras CK2), Vomifoliol (Acras 3), Tricin (Acras 4), Mangiferin (Acras 5) và Isoorinentin (Acras 6). Trong đó có một số hợp chất cho kết quả thử nghiệm hoạt tính sinh học khá tốt.</subfield>
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   <subfield code="a">Hóa học hữu cơ,Chemistry, Organic</subfield>
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   <subfield code="i">Tuyến</subfield>
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   <subfield code="c">tvtrong</subfield>
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  <datafield tag="980" ind1=" " ind2=" ">
   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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