Molecular Formula: C₂₄H₂₈N₂

Chemical Name
13,13,13a,15,15-Pentamethyl-6H,7H,13H,13aH,15H-1,4-diazepino<1,7a:4,5a'>diindole

Molecular Formula: C₂₄H₂₉ClN₂O₄

Chemical Name
13,13,13a,15,15-Pentamethyl-6H,7H,13H,13aH,15H-1,4-diazepino<1,7a:4,5a'>diindole Perchlorate
13,13,13a,15,15-Pentamethyl-6H,7H,13H,13aH,15H-1,4-diazepino[1,7a:4,5a']diindole Perchlorate

Molecular Formula: C₁₃H₁₄O₅S

Chemical Name
(E)-3-(4-toluenesulfonyloxymethylene)-5-methyldihydro-2(3H)-furanone
(E)-3-(p-toluenesulfonyloxymethylene)-5-methyl-2(3H)-dihydrofuranone
(E)-3-(toluenesulfonyloxymethylene)-5-methyldihydro-2(3H)-furanone
(E)-4,5-dihydro-5-methyl-3-(p-tolylsulfonyloxymethylene)-2(3H)-furanone

Molecular Formula: C₁₂H₁₂O₅S

Chemical Name
(Z)-3-(4-toluenesulfonyloxymethylene)dihydro-2(3H)-furanone
(Z)-3-(p-toluenesulfonyloxymethylene)-2(3H)-dihydrofuranone
(Z)-3-(p-toluenesulfonyloxymethylene)dihydro-2(3H)-furanone
(Z)-3-(tosyloxymethylene)dihydro-2(3H)-furanone
(Z)-3-(tosyloxymethylene)tetrahydrofuran-2-one
(Z)-3-[(Tosyloxy)methylidene]tetrahydrofuran-2-one
(Z)-4,5-dihydro-3-(p-tolylsulfonyloxymethylene)-2(3H)-furanone

Molecular Formula: C₁₂H₁₂O₅S

Chemical Name
(E)-3-(4-toluenesulfonyloxymethylene)dihydro-2(3H)-furanone
(E)-3-(p-toluenesulfonyloxymethylene)-2(3H)-dihydrofuranone
(E)-3-(tosyloxymethylene)dihydro-2(3H)-furanone
(E)-3-(tosyloxymethylene)tetrahydrofuran-2-one
(E)-3-[(Tosyloxy)methylidene]tetrahydrofuran-2-one
(E)-4,5-dihydro-3-(p-tolylsulfonyloxymethylene)-2(3H)-furanone

Molecular Formula: C₁₁H₁₀O₅S

Chemical Name
(Z)-3-(benzenesulfonyloxymethylene)-2(3H)-dihydrofuranone

Molecular Formula: C₁₃H₁₂N₂O₄

Chemical Name
(4R*,5R*)-4-benzoyloxy-1,2-diaza-7-oxaspiro<4.4>non-2-en-6-one
(4R*,5R*)-4-benzoyloxy-1,2-diaza-7-oxaspiro[4.4]non-2-en-6-one

Molecular Formula: C₁₂H₁₂N₂O₅S

Chemical Name
(4R*,5R*)-4-benzenesulfonyloxy-1,2-diaza-7-oxaspiro<4.4>non-2-en-6-one
(4R*,5R*)-4-benzenesulfonyloxy-1,2-diaza-7-oxaspiro[4.4]non-2-en-6-one

Molecular Formula: C₁₃H₁₄N₂O₅S

Chemical Name
(4R*,5R*)-4-(p-toluenesulfonyloxy)-1,2-diaza-7-oxaspiro<4.4>non-1-en-6-one
(4R*,5R*)-4-(p-toluenesulfonyloxy)-1,2-diaza-7-oxaspiro[4.4]non-1-en-6-one

Molecular Formula: C₁₃H₁₄N₂O₅S

Chemical Name
(4R*,5R*)-4-(p-toluenesulfonyloxy)-1,2-diaza-7-oxaspiro<4.4>non-2-en-6-one
(4R*,5R*)-4-(p-toluenesulfonyloxy)-1,2-diaza-7-oxaspiro[4.4]non-2-en-6-one

Molecular Formula: C₁₃H₁₂N₂O₄

Chemical Name
(4R*,5R*)-4-benzoyloxy-1,2-diaza-7-oxaspiro<4.4>non-1-en-6-one
(4R*,5R*)-4-benzoyloxy-1,2-diaza-7-oxaspiro[4.4]non-1-en-6-one

Molecular Formula: C₁₃H₁₂N₂O₄

Chemical Name
(4R*,5S*)-4-benzoyloxy-1,2-diaza-7-oxaspiro<4.4>non-1-en-6-one
(4R*,5S*)-4-benzoyloxy-1,2-diaza-7-oxaspiro[4.4]non-1-en-6-one

Molecular Formula: C₁₄H₁₆N₂O₅S

Chemical Name
(4R*,5R*,8S*)-8-methyl-4-(p-toluenesulfonyloxy)-1,2-diaza-7-oxaspiro<4.4>non-1-en-6-one
(4R*,5R*,8S*)-8-methyl-4-(p-toluenesulfonyloxy)-1,2-diaza-7-oxaspiro[4.4]non-1-en-6-one

Molecular Formula: C₁₄H₁₆N₂O₅S

Chemical Name
(4R*,5R*,8R*)-8-methyl-4-(p-toluenesulfonyloxy)-1,2-diaza-7-oxaspiro<4.4>non-1-en-6-one
(4R*,5R*,8R*)-8-methyl-4-(p-toluenesulfonyloxy)-1,2-diaza-7-oxaspiro[4.4]non-1-en-6-one