CAS Registry Number

CAS 61789-51-3 — Cobalt naphtenate; ca 53% in mineral spirits (6%Co)

Cobalt naphtenate is a cobalt-based drying catalyst used primarily in oil-based paints, varnishes, and coatings to accelerate curing and improve film hardness. It is a 53% solution in mineral spirits with approximately 6% cobalt content by weight. This chemical has a CAS number of 61789-51-3 and a molecular weight of 397.41. It should be stored at ambient temperatures and handled with caution, as it carries a "Danger" signal word. Molekula supplies cobalt naphtenate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.