Molecular Formula: C₁₄H₈S₂

Chemical Name
Benzo[b]benzo[4,5]thieno[2,3-d]thiophen
benzo[b]benzo[4,5]thieno[2,3-d]thiophene
benzthieno[3,2-b]benzothiophene
BTBT
[1]benzothieno[3,2-b]benzothiophene
[1]benzothieno[3,2-b][1]benzothiophene

Molecular Formula: C₁₁H₆O₃Se

Chemical Name
2-Carboxy-selenolo<3,2-b><1>benzofuran
2-Carboxy-selenolo[3,2-b][1]benzofuran
selenolo[3,2-b][1]benzofuran-2-carboxylic acid

Molecular Formula: C₁₁H₆O₂SSe

Chemical Name
selenolo[3,2-b][1]benzothiophene-2-carboxylic acid

Molecular Formula: C₁₃H₁₀O₃Se

Chemical Name
2-Carbethoxy-selenolo<3,2-b><1>benzofuran
2-Carbethoxy-selenolo[3,2-b][1]benzofuran
ethyl selenolo[3,2-b]benzofuran-2-carboxylate
Ethyl selenopheno<3,2-b>benzofuran-2-carboxylate

Molecular Formula: C₁₃H₁₀O₂SSe

Chemical Name
ethyl selenolo[3,2-b]benzothiophene-2-carboxylate

Molecular Formula: C₁₁H₁₈N₂O₄

Chemical Name
2-diazo-1,3-bis(1,1-dimethylethyl) ester
di-t-butyl 2-diazomalonate
di-t-butyl diazomalonate
di-t-butyl-2-diazomalonate
di-tert-butyl diazomalonate
Diazomalonsaeure-di-t-butylester
Diazomalonsaeure-di-tert-butylester

Molecular Formula: C₁₂H₈O₂SSe

Chemical Name
methyl selenolo[3,2-b]benzothiophene-2-carboxylate

Molecular Formula: C₁₇H₂₂O₄S₂

Chemical Name
di-tert-butyl 2H-thieno[3,2-b]thiopyran-2,2-dicarboxylate

Molecular Formula: C₁₉H₂₄O₄S

Chemical Name
di-tert-butyl 2H-benzo[b]thiopyran-2,2-dicarboxylate

Molecular Formula: C₁₇H₂₂O₄S₂

Chemical Name
di-tert-butyl 2-(1λ4-thieno[3,2-b]thiophen-1-ylidene)malonate

Molecular Formula: C₁₉H₂₄O₄S

Chemical Name
di-tert-butyl 2-(1λ4-benzo[b]thiophen-1-ylidene)malonate

Molecular Formula: C₂₁H₂₄O₅S

Chemical Name
di-tert-butyl 2H-thiopyrano[3,2-b][1]benzofuran-2,2-dicarboxylate

Molecular Formula: C₂₁H₂₄O₄S₂

Chemical Name
di-tert-butyl 2-(4λ4-thieno[3,2-b][1]benzothiophen-4-ylidene)malonate

Molecular Formula: C₂₁H₂₄O₅Se

Chemical Name
di-tert-butyl 2H-selenopyrano[3,2-b][1]benzofuran-2,2-dicarboxylate

Molecular Formula: C₂₁H₂₄O₄SSe

Chemical Name
di-tert-butyl 2-(4λ4-selenolo[3,2-b][1]benzothiophen-4-ylidene)malonate

Molecular Formula: C₂₅H₂₆O₄S₂

Chemical Name
di-tert-butyl 2-(5λ4-benzothieno[3,2-b][1]benzothiophen-4-ylidene)malonate

Molecular Formula: C₃₀H₄₂O₈S

Chemical Name
di-tert-butyl 2-[1,1-bis(tert-butoxycarbonyl)-1a,6b-dihydro-2λ4-1H-benzo[b]cyclopropa[d]thiophen-2-ylidene]malonate

Molecular Formula: C₂₈H₄₀O₈S₂

Chemical Name
di-tert-butyl 2-[1,1-bis(tert-butoxycarbonyl)-2λ4-1H-1a,5b-dihydrocyclopropa[b]thieno[d]thiophen-2-ylidene]malonate

Molecular Formula: C₃₂H₄₂O₉S

Chemical Name
di-tert-butyl 2-[1,1-bis(tert-butoxycarbonyl)-2λ4-1H-1a,7b-dihydrocyclopropa[4,5]thieno[3,2-b][1]benzofuran-2-ylidene]malo

Molecular Formula: C₂₂H₂₅Cl₃O₄SSe