4-Nitrophenoxyacetic acid

Also known as: 2-(4-Nitrophenoxy)acetic acid, (4-Nitrophenoxy)acetic acid, p-Nitrophenoxyacetic acid, 2-(p-nitrophenoxy)acetic acid, (4-nitrophenoxy)-acetic acid, Acetic acid, (4-nitrophenoxy)-, Acetic acid, (p-nitrophenoxy)-, Ba 2690, EINECS 217-283-3, MFCD00017030, 2-(4-nitrophenoxy)ethanoic acid

4-Nitrophenoxyacetic acid (CAS 1798-11-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H7NO5 and a molecular weight of 197.14500 g/mol. Key properties include a melting point of 182-188 °C, a boiling point of 399.9ºC at 760 mmHg, a density of 1.445 g/cm3 and a flash point of 195.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1798-11-4
Jingsj CID: J-1328557-9
Molecular Formula: C₈H₇NO₅
Molecular Weight: 197.14500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	182-188 °C
Boiling Point	399.9ºC at 760 mmHg
Density	1.445 g/cm3
Flash Point	195.6ºC
Exact Mass	197.03200
PSA	92.35000
LogP	1.58140
Vapor Pressure	4.12E-07mmHg at 25°C
Refractive Index	1.584

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Nitrophenoxyacetic acid?

The CAS number of 4-Nitrophenoxyacetic acid is 1798-11-4.

What are the molecular formula and molecular weight of 4-Nitrophenoxyacetic acid?

4-Nitrophenoxyacetic acid has molecular formula C8H7NO5 and molecular weight 197.14500 g/mol.

What are the upstream and downstream products of 4-Nitrophenoxyacetic acid?

For 4-Nitrophenoxyacetic acid, Upstream Products: Bromoacetic acid, methyl 2-(4-nitrophenoxy)acetate, Chloroacetic acid; Downstream Products: methyl 2-(4-aminophenoxy)acetate, 2-(4-acetamidophenoxy)acetic acid, methyl 2-(4-nitrophenoxy)acetate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Nitrophenoxyacetic acid (CAS 1798-11-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1328557-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.