Pd(0)-catalyzed selective [2 + 2 + 2] cycloaddition of dimethyl nona- 2,7-diyne-1,9-dioate derivatives with dimethyl acetylenedicarboxylate

DOI: 10.1016/S0040-4039(99)00927-2

Source and publish data:

Tetrahedron Letters p. 5035 - 5038 (1999)

Update date:2022-08-11

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Authors:

Yamamoto, Yoshihiko

Nagata, Asako

Itoh, Kenji

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Article abstract of DOI:10.1016/S0040-4039(99)00927-2

In the presence of 2.5 mol % of Pd₂(dba)₃ and 5 mol % of PPh₃, nearly equimolar mounts of dimethyl nona-2,7-diyne-1,9-dioate derivatives and dimethyl acetylenedicarboxylate (DMAD) were reacted in toluene at 110 °C to give

Full text of DOI:10.1016/S0040-4039(99)00927-2

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