Leucomalachite Green

隐色孔雀石绿

Also known as: N,N,N',N'-Tetramethyl-4,4'-benzylidenedianiline, 4,4'-(Phenylmethylene)bis(N,N-dimethylbenzenamine), 4,4'-(phenylmethanediyl)bis(N,N-dimethylaniline), p,p'-Benzylidenebis(N,N-dimethylaniline), 4,4'-Bis(dimethylamino)triphenylmethane, Malachite Green Leuco, Leuco Malachite Green, C.I. Basic Green 4, leuco base, Bis(p-dimethylaminophenyl)phenylmethane

Leucomalachite Green (CAS 129-73-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C23H26N2 and a molecular weight of 330.466 g/mol. It is also known as N,N,N',N'-Tetramethyl-4,4'-benzylidenedianiline, 4,4'-(Phenylmethylene)bis(N,N-dimethylbenzenamine) and 4,4'-(phenylmethanediyl)bis(N,N-dimethylaniline). Key properties include a melting point of 100-102 °C, a boiling point of 475.4±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 214.6±16.5 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
129-73-7
Jingsj CID
J-33916-2
Molecular Formula
C23H26N2
Chinese Name
隐色孔雀石绿
Molecular Weight
330.466 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point100-102 °C
Boiling Point475.4±45.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point214.6±16.5 °C

GHS Safety & Compliance

Health HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of Leucomalachite Green?

The CAS number of Leucomalachite Green is 129-73-7.

What are the molecular formula and molecular weight of Leucomalachite Green?

Leucomalachite Green has molecular formula C23H26N2 and molecular weight 330.466 g/mol.

Is Leucomalachite Green hazardous?

Leucomalachite Green 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. "Leucomalachite Green (CAS 129-73-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33916-2 (accessed 2026-10-23).

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