𝔖 Bobbio Scriptorium
✦   LIBER   ✦

1,3-DIPOLAR CYCLOADDITION REACTIONS OF 3′,5′- BIS - O -SILYL THYMIDINES. SYNTHESIS OF NOVEL AZABICYCLIC COMPOUNDS

✍ Scribed by Negrón, G.; Calderón, G.; Vázquez, F.; Lomas, L.; Cárdenas, J.; Márquez, C.; Gaviño, R.


Book ID
126599566
Publisher
Taylor and Francis Group
Year
2002
Tongue
English
Weight
133 KB
Volume
32
Category
Article
ISSN
0039-7911

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Regioselective synthesis of novel spiroi
✍ Yaghoub Sarrafi; Mahshid Hamzehlouian; Kamal Alimohammadi; Hamid Reza Khavasi 📂 Article 📅 2010 🏛 Elsevier Science 🌐 French ⚖ 307 KB

A facile synthesis of novel spiroindane-1,3-diones has been achieved via 1,3-dipolar cycloaddition of an azomethine ylide, generated in situ from ninhydrin and 1,2,3,4-tetrahydroisoquinoline, with the conjugated double bond of chalcone derivatives. The regiochemistry and structures of the cycloadduc

Novel 1,3-dipolar cycloaddition reaction
✍ V.B. Ganga; E. Suresh; R. Luxmi Varma 📂 Article 📅 2008 🏛 Elsevier Science 🌐 French ⚖ 173 KB

Calix [4]bis(spirodienones) can perform as either 4p or 2p components in cycloaddition reactions with various carbo-and heterodienophiles and with 1,2-benzoquinones leading to the formation of highly functionalized macrocycles. In this Letter we report, highly regio-and stereoselective 1,3-dipolar c

Regioselective synthesis of polysubstitu
✍ Ahmad M. Farag; Nabila A. Kheder; Milos Budesinsky 📂 Article 📅 1997 🏛 Elsevier Science 🌐 French ⚖ 363 KB

N,N'-Diarylbisnitrile imides 2 add regioselectively to ¢t-(benzothiazol-2-yl)cinnamonitriles 3 and ct-(l-methylbenzimidazol-2-yl)cinnamonitriles 7 to yield exclusively the cycloadducts 5,5'-dicyano-4,4',5,5'-tetrahydro[3,3'-bi-lH-pyrazoles] 4 and 8, respectively. Compounds 4 and 8 undergo aromatizat

ChemInform Abstract: Regioselective Synt
✍ Yaghoub Sarrafi; Mahshid Hamzehlouian; Kamal Alimohammadi; Hamid Reza Khavasi 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 21 KB 👁 1 views

## Abstract Cycloaddition of an azomethine ylide, generated from ninhydrin and tetrahydroisoquinoline, with chalcones offers a novel diastereoselective synthesis of the target compounds.