CAS Registry Number

CAS 2892-51-5 — Squaric Acid/3,4-Dihydroxycyclobut-3-ene-1,2-dione

Squaric Acid (3,4-Dihydroxycyclobut-3-ene-1,2-dione) is a highly reactive organic compound with a unique four-membered ring structure, primarily used in organic synthesis, polymer chemistry, and as a building block for advanced materials like conductive polymers and liquid crystals. It is also employed in pharmaceutical research for its ability to form stable complexes. This chemical has a CAS number of 2892-51-5, with the molecular formula (HO)2C4(=O)2 and a molecular weight of 114.06 g/mol. It is typically stored at ambient conditions and carries a "Warning" signal word for safety classification. Molekula supplies Squaric Acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.