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Methyl 4-hydroxy-3,5-diiodobenzoate

Also known as: Methyl 3,5-diiodo-4-hydroxybenzoate, 4-Hydroxy-3,5-diiodobenzoic acid methyl ester, Benzoic acid, 4-hydroxy-3,5-diiodo-, methyl ester, 3,5-Diiodo-4-hydroxybenzoic acid methyl ester

Methyl 4-hydroxy-3,5-diiodobenzoate (CAS 3337-66-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6I2O3 and a molecular weight of 403.940 g/mol. Key properties include a boiling point of 328.3±42.0 °C at 760 mmHg, a density of 2.4±0.1 g/cm3 and a flash point of 152.3±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3337-66-4
Jingsj CID
J-1307017-2
Molecular Formula
C8H6I2O3
Molecular Weight
403.940 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point328.3±42.0 °C at 760 mmHg
Density2.4±0.1 g/cm3
Flash Point152.3±27.9 °C
Exact Mass403.840607
PSA46.53000
LogP3.90
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.701

Customs & Trade Information

HS Code2918290000
SummaryHS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methyl 4-hydroxy-3,5-diiodobenzoate?

The CAS number of Methyl 4-hydroxy-3,5-diiodobenzoate is 3337-66-4.

What are the molecular formula and molecular weight of Methyl 4-hydroxy-3,5-diiodobenzoate?

Methyl 4-hydroxy-3,5-diiodobenzoate has molecular formula C8H6I2O3 and molecular weight 403.940 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 4-hydroxy-3,5-diiodobenzoate (CAS 3337-66-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1307017-2 (accessed 2026-11-09).

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