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2-(4-Chlorophenoxy)propionic acid

Also known as: 2-(4-Chlorophenoxy)propanoic acid, 4-CPP, 2-(4-CPP), NSC 70174, DL-2-(4-chlorophenoxy)propionic acid, (RS)-2-(4-chlorophenoxy)propionic acid, 2-(p-Chlorophenoxy)propionic acid, Propanoic acid, 2-(4-chlorophenoxy)-, o-(4-chlorphenyl)milchsaure, rac-(2R)-2-(4-chlorophenoxy)propanoic acid, MFCD00002647, EINECS 221-991-8

2-(4-Chlorophenoxy)propionic acid (CAS 3307-39-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9ClO3 and a molecular weight of 200.619 g/mol. Key properties include a melting point of 66 °C, a boiling point of 318.5±17.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 146.4±20.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3307-39-9
Jingsj CID
J-1503780-6
Molecular Formula
C9H9ClO3
Molecular Weight
200.619 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point66 °C
Boiling Point318.5±17.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point146.4±20.9 °C
Exact Mass200.024017
PSA46.53000
LogP2.38
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.547
Storage Conditions2-8°C

Customs & Trade Information

HS Code2918990090
Summary2918990090. 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 2-(4-Chlorophenoxy)propionic acid?

The CAS number of 2-(4-Chlorophenoxy)propionic acid is 3307-39-9.

What are the molecular formula and molecular weight of 2-(4-Chlorophenoxy)propionic acid?

2-(4-Chlorophenoxy)propionic acid has molecular formula C9H9ClO3 and molecular weight 200.619 g/mol.

What are the upstream and downstream products of 2-(4-Chlorophenoxy)propionic acid?

For 2-(4-Chlorophenoxy)propionic acid, Upstream Products: 4-Chlorophenol, 2-Bromopropanoic acid, 2-Chloropropionic acid; Downstream Products: 2-Phenoxypropionic acid, ch3cho, 4-Chlorophenol.

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

Last updated:

How to cite: Jingsj. "2-(4-Chlorophenoxy)propionic acid (CAS 3307-39-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503780-6 (accessed 2026-11-09).

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