1,3,5-Triphenylformazan

1,3,5-三苯基甲臜

Also known as: Triphenylformazan, 1,3,5-Triphenylformazane, Triphenylformazane, DTTC Formazan, Tetrazole Red Formazan, Tetrazolium Red Formazan, TTC Formazan, (E)-1-Phenyl-2-[(Z)-phenyl(phenylhydrazono)methyl]diazene, N'-(Phenylamino)-N-phenyliminobenzenecarboximidamide, Phenyl(2-phenylhydrazono)(phenylazo)methane, Diazene, phenyl(phenyl(phenylhydrazono)methyl)-, MFCD00020647, EINECS 208-509-1, NSC 2931, NSC 34836

1,3,5-Triphenylformazan (CAS 531-52-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C19H16N4 and a molecular weight of 300.357 g/mol. It is also known as Triphenylformazan, 1,3,5-Triphenylformazane and Triphenylformazane. Key properties include a boiling point of 422.3±28.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 209.2±24.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
531-52-2
Jingsj CID
J-1323968-2
Molecular Formula
C19H16N4
Chinese Name
1,3,5-三苯基甲臜
Molecular Weight
300.357 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point422.3±28.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point209.2±24.0 °C

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1,3,5-Triphenylformazan?

The CAS number of 1,3,5-Triphenylformazan is 531-52-2.

What are the molecular formula and molecular weight of 1,3,5-Triphenylformazan?

1,3,5-Triphenylformazan has molecular formula C19H16N4 and molecular weight 300.357 g/mol.

Is 1,3,5-Triphenylformazan hazardous?

1,3,5-Triphenylformazan has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1,3,5-Triphenylformazan (CAS 531-52-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1323968-2 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.