Vol. 48 No. 5 (2010)

Articles

• Condensation of 4-amino-3-(2-methoxy-4-propylphenoxymethylene)-(1h)-1,2,4-triazole-5-thione with some heterocyclic aldehydes.

  Nguyen Huu Dinh, Nguyen Hien

  • PDF (Tiếng Việt)
  Abstract View : 94 / PDF Downloaded : 18

• Biofuel from vegetable oil sludge by pyrolysis process.

  Van Dinh Son, Le Thi Hoai Nam

  • PDF (Tiếng Việt)
  Abstract View : 152 / PDF Downloaded : 19

• Four phenylethanoids from the leaves of Pseuderanthemum carruthersii (Seem.) Guill. Var. Atropurpureum (Bull.) Fosb.

  Vo Thi Nga, Nguyen Thị Kim Phung, Nguyen Ngoc Suong

  • PDF (Tiếng Việt)
  Abstract View : 166 / PDF Downloaded : 43

• Four flavonoids from Hedyotis nigricans.

  Pham Nguyen Kim Tuyen, Le Hoang Duy, Nguyen Kim Phi Phung

  • PDF (Tiếng Việt)
  Abstract View : 166 / PDF Downloaded : 27

• Magnetically recoverable base and acid catalysts in one-pot sequential reactions without mutual destruction.

  Phan Thanh Son Nam, Christopher W. Jones

  • PDF (Tiếng Việt)
  Abstract View : 96 / PDF Downloaded : 21

• Recovery of L-lactic acid from fermantaion broth by using strong anionic resin.

  Nguyen Minh Quan, Ngo Thi Thanh Van

  • PDF (Tiếng Việt)
  Abstract View : 100 / PDF Downloaded : 16

• Characteristics and catalytic activity of Pd-Cu/SiO2 synthesized by sol-gel method for the hydrodechlorination of tetrachloroethylene.

  Nguyen Hồng Lien, Chu Thi Hai Nam

  • PDF (Tiếng Việt)
  Abstract View : 103 / PDF Downloaded : 18

• Synthesis of novel substituted benzaldehyde (Hepta-O-acetyl-β-lactosyl)thiosemicarbazones.

  Le Hoang Duy, Nguyen Kim Phi Phung

  • PDF (Tiếng Việt)
  Abstract View : 95 / PDF Downloaded : 14

• Water extract of green tea old leaves as a metal corrosion inhibitor.

  Le Xuan Que, Luc Van Thu

  • PDF (Tiếng Việt)
  Abstract View : 160 / PDF Downloaded : 20

• Synthesis of some acetophenone (per-O-acetyl-β-maltosyl)-thiosemicarbazones.

  Nguyen Dinh Thanh, Hoang Thi Kim Van, Nguyen Hai Ha, Do Thi Thuy Giang

  • PDF (Tiếng Việt)
  Abstract View : 95 / PDF Downloaded : 16

• Study of separation of rubidium and strontium by ion-exchange chromatography in HNO3 and HCl media for determination of their content and isotopic composition using ICP-MS.

  Huynh Van Trung, Nguyen Xuan Chien, Le Hong Minh

  • PDF (Tiếng Việt)
  Abstract View : 120 / PDF Downloaded : 18

• Study of the formation of porous hydroxyapatite ceramics from corals via hydrothermal process.

  Vu Duy Hien, Dao Quoc Huong, Phan Thi Ngoc Bich

  • PDF (Tiếng Việt)
  Abstract View : 234 / PDF Downloaded : 69

• AB initio calculation of intermolecular potentials and prediction of second virial coefficients for dimmer H2-F2.

  Phan Van Tat

  • PDF (Tiếng Việt)
  Abstract View : 100 / PDF Downloaded : 16

• Differential pulse adsorptive stripping voltammetric determination of nifedipine in drug by using hanging mercury drop electrode.

  Nguyen Thi Kim Phuong, Tran Truong Huyen

  • PDF (Tiếng Việt)
  Abstract View : 156 / PDF Downloaded : 29

• Preparation and characterization of organoclays synthesized from Thanh Hoa bentonite and demethyl dioctadecyl ammonium chloride.

  Nguyen Thi Dieu Cam, Nguyen Van Noi, Duong Thi Ngoc Lan, Nguyen Thu Hang, Dao Thanh Phong

  • PDF (Tiếng Việt)
  Abstract View : 107 / PDF Downloaded : 16

• NMR spectra of chiral olefin (E)-1-benzyliden-2,3,4R(S),5R(S)-tetrabenzylcyclopenta-2-en in the presence of a chiral lanthanide shift reagent and silver auxiliary compound.

  Pham Ngoc Khanh, Chu Dinh Kinh, Thanh Thi Thu Thuy, Zschunke Adolf

  • PDF (Tiếng Việt)
  Abstract View : 106 / PDF Downloaded : 16

• Kinetics and mechanism of graft polymerization of acrylic acid onto starch initiated with ceric ammonium nitrate.

  Nguyen Thanh Tung, Nguyen Van Khoi

  • PDF (Tiếng Việt)
  Abstract View : 167 / PDF Downloaded : 27

• Carotenoids from the soft coral Sarcophyton elegans.

  Chau Van Minh, Phan Van Kiem, Nguyen Hoai Nam, Nguyen Xuan Cuong, Nguyen Phuong Thao, Nguyen Hai Dang, Tran Hong Quang, Nguyen Tien Dat, Do Cong Thung, Dinh Thi Thu Thuy

  • PDF (Tiếng Việt)
  Abstract View : 99 / PDF Downloaded : 27

• Phenolic compound from Mallotus barbatus (Wall.) Muell. - Arg. (Euphorbiaceae).

  Vu Minh Trang, Le Thu Huong, Phan Minh Trang, Phan Tong Song

  • PDF (Tiếng Việt)
  Abstract View : 155 / PDF Downloaded : 46

• Kinetics and mechanism of free radical grafting of acrylamide onto tapioca starch.

  Nguyen Thanh Tung, Nguyen Quang Huy, Nguyen Van Khoi, Tran Vu Thang

  • PDF (Tiếng Việt)
  Abstract View : 108 / PDF Downloaded : 30

• Synthesis of some 2-aryl-4-(7’-hydroxy-4’-methyl-coumarin-6’(or-8’)-yl)-2,3-dihydro-1H-1,5-benzodiazepines.

  Nguyen Ngoc Thanh, Nguyen Minh Thao

  • PDF (Tiếng Việt)
  Abstract View : 140 / PDF Downloaded : 16

• Phenol degradation by heterogeneous fenton process.

  Nguyen Thi Dieu Cam, Nguyen Van Noi, Nguyen Thu Hang, Dao Thanh Phuong, Do Thi Ngoc Anh, Nguyen Thi Phuong Le Chi

  • PDF (Tiếng Việt)
  Abstract View : 97 / PDF Downloaded : 19

• NMR spectroscopy using a chiral lanthanide shift reagent to determine the enantiomeric purity of nicotine and the geometric parameters of lanthanide-nicotine complex.

  Thanh Thi Thu Thuy, Thai Thuy Duong, Pham Ngoc Khanh, Dang Vu Luong, Nguyen Tien Tai

  • PDF (Tiếng Việt)
  Abstract View : 125 / PDF Downloaded : 35