3-ethoxy-4-(2-trimethylsilylethynyl)cyclobut-3-ene-1,2-dione

Modify Date: 2025-09-05 11:22:19

3-ethoxy-4-(2-trimethylsilylethynyl)cyclobut-3-ene-1,2-dione structure	Common Name	3-ethoxy-4-(2-trimethylsilylethynyl)cyclobut-3-ene-1,2-dione
	CAS Number	109364-35-4	Molecular Weight	222.31300
	Density	N/A	Boiling Point	N/A
	Molecular Formula	C₁₁H₁₄O₃Si	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Name	3-ethoxy-4-(2-trimethylsilylethynyl)cyclobut-3-ene-1,2-dione
Synonym	More Synonyms

Molecular Formula	C₁₁H₁₄O₃Si
Molecular Weight	222.31300
Exact Mass	222.07100
PSA	43.37000
LogP	1.30960
InChIKey	QIXSKXCGNSRZOK-UHFFFAOYSA-N
SMILES	CCOc1c(C#C[Si](C)(C)C)c(=O)c1=O

2,3-diethoxy-4-...

CAS#:109364-34-3

~88%

3-ethoxy-4-(2-t...

CAS#:109364-35-4

Literature: Reed, Michael W.; Pollart, Daniel J.; Perri, Steven T.; Foland, Lafayette D.; Moore, Harold W. Journal of Organic Chemistry, 1988 , vol. 53, # 11 p. 2477 - 2482

Diethyl squarate

CAS#:5231-87-8

TMS-acetylene

CAS#:1066-54-2

3-ethoxy-4-(2-t...

CAS#:109364-35-4

Literature: Reed, Michael W.; Moore, Harold W. Journal of Organic Chemistry, 1988 , vol. 53, # 8 p. 4166 - 4171

Precursor 3
CAS#:109364-34-3 2,3-diethoxy-4-... CAS#:5231-87-8 Diethyl squarate CAS#:1066-54-2 TMS-acetylene
DownStream 0

3-ethoxy-4-<2-(trimethylsilyl)-1-ethynyl>cyclobutene-1,2-dione

3-Cyclobutene-1,2-dione,3-ethoxy-4-[(trimethylsilyl)ethynyl]

3-ethoxy-4-<2-(trimethylsilyl)-1-ethynyl>-3-cyclobutene-1,2-dione

Names