Use of dirhenium complexes as templates for the reductive coupling of carbon monoxide with alkynes through carbon-oxygen bond formation. Synthesis and characterization of 3-metallafuran complexes

1993 ◽  
Vol 115 (20) ◽  
pp. 9319-9320 ◽  
Author(s):  
Keng Yu Shih ◽  
Philip E. Fanwick ◽  
Richard A. Walton
1996 ◽  
Vol 32 (11) ◽  
pp. 1285-1288 ◽  
Author(s):  
Shui-Yu Lu ◽  
R.Michael Paton ◽  
Michael J. Green ◽  
Andrew R. Lucy

2002 ◽  
Vol 21 (14) ◽  
pp. 3001-3008 ◽  
Author(s):  
Francesco Angelucci ◽  
Antonella Ricci ◽  
Claudio Lo Sterzo ◽  
Dante Masi ◽  
Claudio Bianchini ◽  
...  

2015 ◽  
Vol 21 (5) ◽  
pp. 269-272 ◽  
Author(s):  
Snehal A. Chavan ◽  
Avinash G. Ulhe ◽  
Baliram N. Berad

AbstractNew 4,7-bis(arylamino)-2-tetra-O-acetyl-β-d-glucopyranosylimino-1,3,5,6-dithiadiazepines were synthesized via reaction of N-tetra-O-acetyl-β-d-glucopyranosyl isocyanodichloride with 1,6-diaryl-2,5-dithio-bis-ureas without using any catalyst. Thus, the synthesis of 7-membered heterocycles containing two sulfur and two nitrogen atoms through carbon-sulfur bond formation was explored. The chemical structures of these new compounds were elucidated by IR, 1H NMR, 13C NMR, mass spectral, and elemental analyses.


1986 ◽  
Vol 64 (4) ◽  
pp. 751-759 ◽  
Author(s):  
Daniel Cozak ◽  
Abdelhakim Mardhy ◽  
André Morneau

The reaction of CpTi(CO)2 (1), Cp2TiCl (2), and Cp2TiCl2 (3) (Cp = η5-C5H5) with purine (PuH) and adenine (AdH) in organic solvents is described. The compound 1 reacts with both molecules in an oxidative fashion giving Cp2Ti(C5H3N4)(C5H4N4) (4) and (Cp2Ti)2(C5H3N5) (5) with concomitant liberation of molecular carbon monoxide and hydrogen (4:1) following a first order rate law in metal complex. The compound 2 forms an adduct compound Cp2TiCl(C5H4N4) (6) with PuH. Monosubstituted derivatives Cp2TiCl(C5H3N4) (7) and Cp2TiCl(C5H4N5) (8) are formed from the reaction of the deprotonated bases with 3. In addition to the usual elemental analysis, the characteristic ir, 1H nmr, epr, and ms results are given for the new compounds.


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