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Ethyl (triphenylphosphoranylidene)acetate, 乙氧甲酰基亚甲基三苯基膦/100g/CAS:1099-45-2'); document.write('¥590
Pyridine sulfur trioxide,三氧化硫吡啶/500g/CAS:26412-87-3'); document.write('¥700
Cyclopentanone, 环戊酮/500mL/CAS:120-92-3'); document.write('¥142.2
Carbon tetrabromide, 四溴化碳/500g/CAS:558-13-4'); document.write('¥1125
tert-Butylchlorodiphenylsilane, 叔丁基二苯基氯硅烷/5g/CAS:58479-61-1'); document.write('¥340
Tosyl chloride, 4-甲苯磺酰氯/100g/CAS:98-59-9'); document.write('¥60