Iodonitrotetrazolium chloride

Also known as: INT, 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyl-2H-tetrazolium chloride, p-Iodonitrotetrazolium Violet, Iodonitrotetrazolium violet, 3-(4-Iodophenyl)-2-(4-nitrophenyl)-5-phenyl-2H-tetrazol-3-ium chloride, INT chloride, INT dye, 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazolium chloride, 2-(p-Iodophenyl)-3-(p-nitrophenyl)-5-phenyltetrazolium chloride, Iodonitrotetrazolium chloride (INT)

Iodonitrotetrazolium chloride (CAS 146-68-9) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H13ClIN5O2 and a molecular weight of 505.696 g/mol. Key properties include a melting point of 240 °C (dec.)(lit.), a boiling point of 567.5ºC at 760 mmHg and a flash point of 297ºC. It is classified under GHS with signal word Warning and hazard statements H371 — May cause damage to organs. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

146-68-9

Jingsj CID

J-49236-4

Molecular Formula

C₁₉H₁₃ClIN₅O₂

Molecular Weight

505.696 g/mol

Category

Organohalogen Compounds

Last updated

8/21/2026