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Appearance:White to beige Crystalline Powder
Throughput:30|Metric Ton|Month
pd_productuse:intermediate
Delivery Time:in stock
Purity:99%
Product Name: Squaric acid
Synonyms: dihydroxy-cyclobutenedion;dihydroxycyclobutenedione;3,4-DIHYDROXY-3-CYCLOBUTEN-1,2-DIONE;3,4-DIHYDROXY-3-CYCLOBUTENE-1,2-DIONE;3,4-DIHYDROXYCYCLOBUT-3-ENE-1,2-DIONE;1-Cyclobutene-3,4-dione-1,2-diol Squaric Acid;1,2-DIHYDROXY-3,4-CYCLOBUTENEDIONE FOR S;NSC 624671
CAS: 2892-51-5
MF: C4H2O4
MW: 114.06
Mol File: 2892-51-5.mol
Squaric acid Structure
Squaric acid Chemical Properties
Melting point >300 °C(lit.)
Boiling point 250.96°C
density 1.82 g/cm3
refractive index 1.5800 (estimate)
Fp 190 °C
storage temp. -20°C
solubility 20g/l
pka 1.5 (at 25℃)
form Crystalline Powder
color White to beige
PH 1 (1g/l, H2O, 20℃)
Water Solubility 20 g/L (30 ºC)
Merck 14,8769
BRN 774275
InChIKey PWEBUXCTKOWPCW-UHFFFAOYSA-N
CAS DataBase Reference 2892-51-5(CAS DataBase Reference)
NIST Chemistry Reference 3-Cyclobutene-1,2-dione, 3,4-dihydroxy-(2892-51-5)
EPA Substance Registry System 3-Cyclobutene-1,2-dione, 3,4-dihydroxy- (2892-51-5)
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