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Squaric Acid & Derivatives

NO.
Chemical Name
molecular formula
CAS No.
1
Squaric Acid
(3,4-Dihydroxy-3-cyclobutene-1,2-dione)
2892-51-5
2
Squaric Acid Dimethyl Ester
(Dimethyl squarate, 3,4-Dimethoxy-3-cyclobutene-1,2-dione)
5222-73-1
3
Squaric Acid Diethyl Ester (Diethyl squarate, 3,4-Diethoxy-3-cyclobutene-1,2-dione)
5231-87-8
4
Squaric Acid Dibutyl Ester
(Dibutyl squarate, 3,4-Dibutoxy-3-cyclobutene-1,2-dione)
2892-62-8  
5
Squaric Acid Diisopropyl Ester
(3,4-2-Diisopropoxy-3-cyclobutene-1,2-dione)
61699-62-5
 
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