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(S)-4-(tert-Butoxycarbonyl)-1,4-oxazepane-2-carboxylic acid: BD3360171273567-44-495%; ￥2164.001g常備現(xiàn)貨

3,7-Dioxabicyclo[4.1.0]heptane: BD265932286-22-695%; ￥763.001g常備現(xiàn)貨

2-Methylene-1,3-dioxepane: BD7723569814-56-895%; ￥3111.005g常備現(xiàn)貨

3,3-Bis(bromomethyl)-3,4-dihydro-2H-thieno[3,4-b][1,4]dioxepine: BD01135097701209-98-598%; ￥79.00100mg常備現(xiàn)貨

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