Thiophenium, 2,5-dichloro-, 2-methoxy-1-(methoxycarbonyl)-2-oxoethylide

Modify Date: 2026-07-16 11:01:30

Thiophenium, 2,5-dichloro-, 2-methoxy-1-(methoxycarbonyl)-2-oxoethylide Structure
Thiophenium, 2,5-dichloro-, 2-methoxy-1-(methoxycarbonyl)-2-oxoethylide structure
Common Name Thiophenium, 2,5-dichloro-, 2-methoxy-1-(methoxycarbonyl)-2-oxoethylide
CAS Number 66946-86-9 Molecular Weight 283.12800
Density N/A Boiling Point N/A
Molecular Formula C9H8Cl2O4S Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name dimethyl 2-(2,5-dichlorothiophen-1-ylidene)propanedioate
Synonym More Synonyms

 Chemical & Physical Properties

Molecular Formula C9H8Cl2O4S
Molecular Weight 283.12800
Exact Mass 281.95200
PSA 71.81000
LogP 1.94770
InChIKey ZYFVFHGNRWXMQZ-UHFFFAOYSA-N
SMILES COC(=O)C(C(=O)OC)=S1C(Cl)=CC=C1Cl

 Synthetic Route

~70%

Thiophenium, 2,5-dichloro-, 2-methoxy-1-(methoxycarbonyl)-2-oxoethylide Structure

Thiophenium, 2,...

CAS#:66946-86-9

Learn More
Literature: Jenks, William S.; Heying, Melanie J.; Stoffregen, Stacey A.; Rockafellow, Erin M. Journal of Organic Chemistry, 2009 , vol. 74, # 7 p. 2765 - 2770

~79%

Thiophenium, 2,5-dichloro-, 2-methoxy-1-(methoxycarbonyl)-2-oxoethylide Structure

Thiophenium, 2,...

CAS#:66946-86-9

Learn More
Literature: Jenks, William S.; Heying, Melanie J.; Stoffregen, Stacey A.; Rockafellow, Erin M. Journal of Organic Chemistry, 2009 , vol. 74, # 7 p. 2765 - 2770

 Synonyms

dimethylmalonate-2,5-dichlorothiophene-S,C-ylide
2,5-dichlorothiophenium-1-bis(methoxycarbonyl)methylide
2,5-Dichlorthiophenium-bis-(methoxycarbonyl)-methylid
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