Synthesis of Long-Chain Spirobenzopyrans Bearing a Monoazacrown ether
Sheng Hua LIU, Cheng Tat WU
Synthesis of Long-Chain Spirobenzopyrans Bearing a Monoazacrown ether
Sheng Hua LIU, Cheng Tat WU
中国化学快报 . 1999, (01): 15 -16 .