CAS Registry Number

CAS 574-93-6 — Phthalocyanine

Phthalocyanine is a synthetic organic pigment used primarily in dyes, inks, and plastics for its intense blue and green hues. It is also employed in photocopying and laser printing toners, as well as in specialized applications like fluorescent markers and photodynamic therapy. This high-performance pigment has a CAS number of 574-93-6, a molecular formula of C32H18N8 (or C33H19N7 in its metal-free form), and a molecular weight of 513.5509 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Phthalocyanine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.