全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:... Paola Rota , Pietro Allevi , Marica Orioli
来源:[J].Journal of Pharmaceutical and Biomedical Analysis(IF 2.947), 2019, Vol.172, pp.167-174Elsevier
摘要:Abstract(#br)Over the last decade, hair analysis has become a routine procedure in most forensic laboratories and, complementary to blood and urine, hair is a unique biological matrix which gives the opportunity to establish a temporal consumption profile. Despite hair is wi...
作者:Pietro Allevi , Mario Anastasia ...
来源:[J].Journal of Carbohydrate Chemistry(IF 0.847), 1993, Vol.12 (2), pp.209-222Taylor & Francis
摘要:The synthesis of four new lignan derivatives 2a, 2b, 3a and 3b related to the anticancer agent etoposide has been accomplished. In these compounds a methylene or ethylene group of a C-glucoside separates the glucosidic moiety as present in etoposide (1) from its lignan aglycone b...
作者:Pietro Allevi , Rita Paroni ...
来源:[J].Tetrahedron: Asymmetry(IF 2.115), 2004, Vol.15 (19), pp.3139-3148Elsevier
摘要:Abstract(#br)The paper reports the first chemical synthesis of α- d -glucopyranosyl-(1→2)-β- d -galactopyranosyl-5- O -hydroxylysine, a biological marker of bone resorption and of its unnatural (5 S )-epimer, starting from commercial sugars and amino acids. Moreover, the syn...
作者:Pietro Allevi , Riccardo Cribiù , Mario Anastasia
来源:[J].Tetrahedron: Asymmetry(IF 2.115), 2004, Vol.15 (8), pp.1355-1358Elsevier
摘要:Abstract(#br)Treatment of tyrosine with paraformaldehyde and catalytic amounts of p -toluenesulfonic acid, at reflux in toluene, directly generates benzyl ( S )-4-(4H-1,3-benzodioxin-6-ylmethyl)-5-oxo-1,3-oxazolane-3-carboxylate, which on treatment with boron trichloride in dichl...
作者:Pietro Allevi , Mario Anastasia ...
来源:[J].Bioorganic & Medicinal Chemistry Letters(IF 2.338), 2004, Vol.14 (12), pp.3319-3321Elsevier
摘要:Abstract(#br)This paper reports the first chemical synthesis of α- d -glucopyranosyl-(1 → 2)-β- d -galactopyranosyl- O -hydroxylysine, a glycoside of hydroxylysine important as indicator of skin and bone collagen turnover, starting with commercial compounds.
作者:Pietro Allevi , Giuliana Cighetti , Mario Anastasia
来源:[J].Tetrahedron Letters(IF 2.397), 2001, Vol.42 (31), pp.5319-5321Elsevier
摘要:Abstract(#br)The reaction of benzyloxycarbonyl-5-oxazolidinones with alcohols and sodium hydrogen carbonate to afford the corresponding benzyloxycarbonyl esters is described.
作者:Pietro Allevi , Alessandra Longo , Mario Anastasia
来源:[J].Bioorganic & Medicinal Chemistry(IF 2.903), 1999, Vol.7 (12), pp.2749-2752Elsevier
摘要:Abstract(#br)Erythromycin A was transformed into clarithromycin by the sequence of reactions: selective thexyldimethylsilylation of the 9-oxime, trimethylsilylation of the 2′,4′′-hydroxy groups, methylation of the resulting 2′,4′′-[ O -bis(trimethylsilyl)]-9-[ O -(...
作者:Pietro Allevi , Alessandra Longo , Mario Anastasia
来源:[J].Tetrahedron(IF 2.803), 1999, Vol.55 (13), pp.4167-4176Elsevier
摘要:Abstract(#br)The synthesis of two isomeric brassinosteroids, analogues of brassinolide, containing the 2β,3β diol system typical of ecdysteroids and a five-membered lactone bonded to the steroid ring B is described. The synthesis leads to both lactones via a metal hydride re...
作者:Pietro Allevi , Riccardo Cribiù , Mario Anastasia
来源:[J].Tetrahedron Letters(IF 2.397), 2004, Vol.45 (30), pp.5841-5843Elsevier
摘要:Abstract(#br)Reaction of benzyloxycarbonyl-5-oxazolidinones and of N -benzyloxycarbonylamino acids with BCl 3 in dichloromethane at room temperature affords the corresponding free amino acids.
作者:Pietro Allevi , Matteo Galligani , Mario Anastasia
来源:[J].Tetrahedron: Asymmetry(IF 2.115), 2002, Vol.13 (17), pp.1901-1910Elsevier
摘要:Abstract(#br)Starting from l -lysine as the only chiral building block, pyridinoline and deoxypyridinoline are efficiently synthesised, thus mimicking the postranscriptional formation of these collagen cross-links.

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