N,N-Dimethyl-1,4-phenylenediamine oxalate

N,N-二甲基-1,4-苯二胺草酸盐

Also known as: N,N-Dimethyl-p-phenylenediamine oxalate, N,N-Dimethyl-p-phenylenediamine hemioxalate, 4-(Dimethylamino)aniline hemioxalate salt, 4-Amino-N,N-dimethylaniline hemioxalate, Bis[(p-aminophenyl)dimethylammonium] oxalate, 1,4-Benzenediamine, N,N-dimethyl-, ethanedioate (2:1), N,N-Dimethyl-1,4-benzenediamine ethanedioate (1:2), DMPPDA

N,N-Dimethyl-1,4-phenylenediamine oxalate (CAS 62778-12-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H16N2O8 and a molecular weight of 316.264 g/mol. It is also known as N,N-Dimethyl-p-phenylenediamine oxalate, N,N-Dimethyl-p-phenylenediamine hemioxalate and 4-(Dimethylamino)aniline hemioxalate salt. Key properties include a melting point of 205 °C (dec.)(lit.), a boiling point of 262ºC at 760 mmHg and a flash point of 88.6ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
62778-12-5
Jingsj CID
J-21997-8
Molecular Formula
C12H16N2O8
Chinese Name
N,N-二甲基-1,4-苯二胺草酸盐
Molecular Weight
316.264 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point205 °C (dec.)(lit.)
Boiling Point262ºC at 760 mmHg
Flash Point88.6ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of N,N-Dimethyl-1,4-phenylenediamine oxalate?

The CAS number of N,N-Dimethyl-1,4-phenylenediamine oxalate is 62778-12-5.

What are the molecular formula and molecular weight of N,N-Dimethyl-1,4-phenylenediamine oxalate?

N,N-Dimethyl-1,4-phenylenediamine oxalate has molecular formula C12H16N2O8 and molecular weight 316.264 g/mol.

Is N,N-Dimethyl-1,4-phenylenediamine oxalate hazardous?

N,N-Dimethyl-1,4-phenylenediamine oxalate 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. "N,N-Dimethyl-1,4-phenylenediamine oxalate (CAS 62778-12-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21997-8 (accessed 2026-10-23).

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