Formula Browser

Formulas which begin with C₄₄H₂₈N₄

All formulas are in Hill order.

• C₄₄H₂₈N₄Ni (Nickel tetraphenylporphyrin)
• C₄₄H₂₈N₄OV (5,10,15,20-tetraphenyl-21H,23H-porphine vanadium(IV) oxide)
• C₄₄H₂₈N₄Pb (Lead, [5,10,15,20-tetraphenylporphinato(2-)]-)
• C₄₄H₂₈N₄Zn (Zinc, [5,10,15,20-tetraphenyl-21H,23H-porphinato(2-)-κN21,κN22,κN23,κN24]-, (SP-4-1)-)

© 2026 by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved.

Copyright for NIST Standard Reference Data is governed by the Standard Reference Data Act.