Carboxymethylpachyman(Ⅰ)was formed by carboxymethylation of β-pachyman.The antitumour activity of carboxymethylpachyman(Ⅰ)against S_(180)、EAC、 MA、U_(14)was measured.The structure of carboxymethylpachyman(Ⅰ)was ...Carboxymethylpachyman(Ⅰ)was formed by carboxymethylation of β-pachyman.The antitumour activity of carboxymethylpachyman(Ⅰ)against S_(180)、EAC、 MA、U_(14)was measured.The structure of carboxymethylpachyman(Ⅰ)was proved by IR ^(13)CNMR spectroscopy.展开更多
文摘Carboxymethylpachyman(Ⅰ)was formed by carboxymethylation of β-pachyman.The antitumour activity of carboxymethylpachyman(Ⅰ)against S_(180)、EAC、 MA、U_(14)was measured.The structure of carboxymethylpachyman(Ⅰ)was proved by IR ^(13)CNMR spectroscopy.