Esperamicin acyclic

Nagata, R. Yamanaka, H. Okazaki, E. Saito, I. Biradical formation from acyclic conjugated eneyne-allene system related to neocarzinostatin and esperamicin-calichemicin, Tetrahedron Lett. 1989, 30,4995-4998. 

Myers, A.G. Kuo, E.Y. Finney, N.S. Thermal generation of alpha,3-dehydrotoluene from (Z)-l,2,4-heptatricn-6-ync. J. Am. Chem. Soc. 1989, 111, 8057-8058 Nagata, R. Yamanaka, H. Okazaki, E. Saito, I. Biradical formation from acyclic conjugated eneyne-allene system related to neocarzinostatin and esperamicin-calichemicin. Tetrahedron Lett. 1989, 30, 4995 998. 

Nagata, R., Yamanaka, H., Murahashi, E. and Saito, 1. (1990) DNA cleavage by acyclic eneyne-allene systems related to neocarzinostatin and esperamicin-calicheamicin. Tetrahedron Letters, 31(20), 2907-2910. 

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