N,N,N',N'-1,4-Phenylenediaminetetraacetic acid

N,N,N',N'-1,4-苯二胺四乙酸

Also known as: 1,4-Phenylenediamine-N,N,N',N'-tetraacetic acid, p-Phenylenediamine-N,N,N',N'-tetraacetic acid, N,N,N',N'-Tetrakis(carboxymethyl)-1,4-phenylenediamine, 2-({4-[bis(carboxymethyl)amino]phenyl}(carboxymethyl)amino)acetic acid, Glycine, N,N'-1,4-phenylenebis[N-(carboxymethyl)-]

N,N,N',N'-1,4-Phenylenediaminetetraacetic acid (CAS 1099-02-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H16N2O8 and a molecular weight of 340.28500 g/mol. It is also known as 1,4-Phenylenediamine-N,N,N',N'-tetraacetic acid, p-Phenylenediamine-N,N,N',N'-tetraacetic acid and N,N,N',N'-Tetrakis(carboxymethyl)-1,4-phenylenediamine. Key properties include a melting point of 205ºC (dec.), a boiling point of 744.2ºC at 760mmHg, a density of 1.62g/cm3 and a flash point of 403.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1099-02-1
Jingsj CID: J-30827-0
Molecular Formula: C₁₄H₁₆N₂O₈
Chinese Name: N,N,N',N'-1,4-苯二胺四乙酸
Molecular Weight: 340.28500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	205ºC (dec.)
Boiling Point	744.2ºC at 760mmHg
Density	1.62g/cm3
Flash Point	403.9ºC
Exact Mass	340.09100
PSA	155.68000
Vapor Pressure	2.91E-23mmHg at 25°C
Refractive Index	1.683

Customs & Trade Information

HS Code	2922499990
Summary	HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of N,N,N',N'-1,4-Phenylenediaminetetraacetic acid?

The CAS number of N,N,N',N'-1,4-Phenylenediaminetetraacetic acid is 1099-02-1.

What are the molecular formula and molecular weight of N,N,N',N'-1,4-Phenylenediaminetetraacetic acid?

N,N,N',N'-1,4-Phenylenediaminetetraacetic acid has molecular formula C14H16N2O8 and molecular weight 340.28500 g/mol.

What are the upstream and downstream products of N,N,N',N'-1,4-Phenylenediaminetetraacetic acid?

For N,N,N',N'-1,4-Phenylenediaminetetraacetic acid, Upstream Products: iodoacetic acid, p-Phenylenediamine, Sodium chloroacetate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "N,N,N',N'-1,4-Phenylenediaminetetraacetic acid (CAS 1099-02-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30827-0 (accessed 2026-10-28).

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