Croconic /(kr?-k?n"?k)/

Cro·con·ic

Croconic

a.
  1. Of, pertaining to, or resembling saffron; having the color of saffron; as, croconic acid.
  2. Pertaining to, or derived from, croconic acid.

Phrases & Compounds
Croconic acid
a yellow crystalline substance, C5O3(OH)2, obtained from potassium carboxide, rhodizonic acid, and various phenol and quinone derivatives of benzene, and forming yellow or orange colored salts.