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



Identification
Name 3,4-Dihydroxy-3-cyclobutene-1,2-dione
Synonyms 3,4-Dihydroxycyclobut-3-ene-1,2-dione; Squaric acid
copyRight
Molecular Structure 3,4-Dihydroxy-3-cyclobutene-1,2-dione, 3,4-Dihydroxycyclobut-3-ene-1,2-dione, Squaric acid, CAS #: 2892-51-5
Molecular Formula C4H2O4
Molecular Weight 114.06
CAS Registry Number 2892-51-5
EINECS 220-761-4
 
Properties
Melting point 293 ºC
Flash point 190 ºC
Water solubility 20 g/L (30 ºC)
 
Safety Data
Hazard Symbols symbol   Xi    Details
Risk Codes R36/37/38    Details
Safety Description S26;S37/39    Details
Transport Information UN 3261
 
List of Suppliers
The Complete List of Suppliers for 3,4-Dihydroxy-3-cyclobutene-1,2-dione


1,4-Dihydroxyanthraquinone-2-sulfonic acid  2,6-Dihydroxybenzaldehyde  2,5-Dihydroxybenzaldehyde  2,3-Dihydroxybenzaldehyde  3,5-Dihydroxybenzaldehyde  2,4-Dihydroxybenzaldehyde  3,4-Dihydroxybenzaldehyde  2,4-Dihydroxybenzamide  3,4-Dihydroxybenzenesulfonic acid monoammonium salt  2,5-Dihydroxybenzoic acid  2,4-Dihydroxybenzoic acid  3,4-Dihydroxybenzoic acid  2,3-Dihydroxybenzoic acid  2,6-Dihydroxybenzoic acid  3,5-Dihydroxybenzoic acid  3,5-Dihydroxybenzoic acid  3,4-Dihydroxybenzonitrile  2,4-Dihydroxybenzophenone  3,4-Dihydroxybenzophenone  4,4'-Dihydroxybenzophenone  3,5-Dihydroxybenzyl alcohol  Dihydroxybis(ammonium lactato)titanium(IV)  7,8-Dihydroxycoumarin  2,2'-Dihydroxy-4,4'-dimethoxybenzophenone  2,2'-Dihydroxy-4,4'-dimethoxybenzophenone-5,5'-disulfonic acid  Dihydroxydimethyldiphenylmethanedisulphonic acid polymer  3b,5-Dihydroxy-6b,7b:15b,16b-dimethylene-5b-androstan-17-one  2,6-Dihydroxy-3,4-dimethylpyridine  1,8-Dihydroxy-4,5-dinitroanthraquinone  2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol  N,O-Di(2-hydroxyethyl)-2-amino-5-nitrophenol  N,N-Di(hydroxyethyl)-m-toluidine  2,7-Dihydroxy-9-fluorenone  2,6-Dihydroxy-5-fluoro-3-cyanopyridine  4,6-Dihydroxy-5-formylpyrimidine  2,4-Dihydroxy-N-(2-hydroxyethyl)benzamide  3,4-Dihydroxymandelic acid  4,6-Dihydroxy-2-mercaptopyrimidine  2,2'-Dihydroxy-4-methoxybenzophenone  4,6-Dihydroxy-5-methoxypyrimidine  2,4-Dihydroxy-3-methylbenzaldehyde  3,5-Dihydroxy-4-methylbenzoic acid  5,7-Dihydroxy-4-methylcoumarin  4,5-Dihydroxymethyl-2-phenylimidazole  3,6-Dihydroxy-4-methylpyridazine  2,4-Dihydroxy-6-methylpyrimidine  4,6-Dihydroxy-2-methylpyrimidine  4,6-Dihydroxy-2-methythiopyrimidine  2,7-Dihydroxynaphthalene 
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