About NAYA S
About Waseda Univ., Tokyou, JPN
About MIYAMA H
About Waseda Univ., Tokyou, JPN
About YASU K
About Waseda Univ., Tokyou, JPN
About TAKAYASU T
About Waseda Univ., Tokyou, JPN
About NITTA M
About Waseda Univ., Tokyou, JPN
About Tetrahedron
About carbonium ion
About Pyrimidines
About 1,3-Dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-9H-cyclohepta[4,5]furo[2,3-d]pyrimidine-9-ylium
About 1,3-Dimethyl-1H-cyclohepta[4,5]furo[2,3-d]pyrimidine-2,4(3H,9H)-dione
About 1,3-Dimethyl-5-[7-(benzylimino)-1,3,5-cycloheptatrienyl]-6-hydroxypyrimidine-2,4(1H,3H)-dione
About 5-[7-(Diethyliminio)-1,3,5-cycloheptatrienyl]-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-6-olanion
About 1,3-Dimethyl-5-[2-(diethylamino)-2,4,6-cycloheptatrienyl]pyrimidine-2,4,6(1H,3H,5H)-trione
About 1,3-Dimethyl-5-(phenylthio)-5H-cyclohepta[4,5]furo[2,3-d]pyrimidine-2,4(1H,3H)-dione
About 1,3-Dimethyl-5-(benzylthio)-5H-cyclohepta[4,5]furo[2,3-d]pyrimidine-2,4(1H,3H)-dione
About 1,3-Dimethyl-7-(phenylthio)-7H-cyclohepta[4,5]furo[2,3-d]pyrimidine-2,4(1H,3H)-dione
About 1,3-Dimethyl-7-(benzylthio)-7H-cyclohepta[4,5]furo[2,3-d]pyrimidine-2,4(1H,3H)-dione
About 1,3-Dimethyl-9-(benzylthio)-9H-cyclohepta[4,5]furo[2,3-d]pyrimidine-2,4(1H,3H)-dione
About 1,3-Dimethyl-5-methoxy-5H-cyclohepta[4,5]furo[2,3-d]pyrimidine-2,4(1H,3H)-dione
About 1,3-Dimethyl-7-methoxy-7H-cyclohepta[4,5]furo[2,3-d]pyrimidine-2,4(1H,3H)-dione
About 1,3-Dimethyl-9a-methoxy-9aH-cyclohepta[4,5]furo[2,3-d]pyrimidine-2,4(1H,3H)-dione
About 1-Phenylethanol
About Benzhydrol
About Acetophenone
About Benzophenone
About フラン
About ほう酸塩
About アルコール
About 光照射
About 循環
About 酸化