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339792 Aldrich

3,4-Dibutoxy-3-cyclobutene-1,2-dione

98%

Synonym: Dibutyl squarate

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Properties

Related Categories Building Blocks, C11 to C12, Carbonyl Compounds, Chemical Synthesis, Ketones,
InChI Key   XBRWELTXMQSEIN-UHFFFAOYSA-N
assay   98%
refractive index   n20/D 1.494(lit.)
bp   139 °C/0.5 mmHg(lit.)
density   1.047 g/mL at 25 °C(lit.)

Description

Packaging

5, 25 g in glass bottle

Application

3,4-Dibutoxy-3-cyclobutene-1,2-dione was used in the synthesis of novel semisquarylium dye, useful for highly selective Hg2+ sensing in aqueous media. It was also employed in the synthesis of 3-butoxy-4-(1,3,3-trimethyl-2,3-dihydro-1H-2-indolylidenemethyl)-3-cyclobutene-1,2-dione, intermediate for the synthesis of squaryl dyes.

General description

3,4-Dibutoxy-3-cyclobutene-1,2-dione is the dialkyl ester of squaric acid.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
Flash Point(F) 
235.4 °F
Flash Point(C) 
113 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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