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2-Butyl-3-(3,5-diiodo-4-hydroxybenzoyl)benzofuran

Also known as: (2-Butylbenzofuran-3-yl)(4-hydroxy-3,5-diiodophenyl)methanone, (2-butyl-1-benzofuran-3-yl)-(4-hydroxy-3,5-diiodophenyl)methanone, (2-butyl-3-benzofuranyl)(4-hydroxy-3,5-diiodophenyl)methanone, 2-Butyl-3-benzofuranyl 3,5-diiodo-4-hydroxyphenyl ketone, 2-butyl-3-benzofuranyl 4-hydroxy-3,5-diiodophenyl ketone, 3-(4-hydroxy-3,5-diiodo)-benzoyl-2-butylbenzofuran, Amiodarone Impurity D, Amiodarone Related Compound D, Amiodarone Impurity 4

2-Butyl-3-(3,5-diiodo-4-hydroxybenzoyl)benzofuran (CAS 1951-26-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C19H16I2O3 and a molecular weight of 546.13700 g/mol. Key properties include a melting point of 142-144ºC, a boiling point of 536.8ºC at 760 mmHg, a density of 1.864 and a flash point of 278.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1951-26-4
Jingsj CID
J-48227-3
Molecular Formula
C19H16I2O3
Molecular Weight
546.13700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point142-144ºC
Boiling Point536.8ºC at 760 mmHg
Density1.864
Flash Point278.4ºC
Exact Mass545.91900
PSA50.44000
LogP5.92120
Vapor Pressure3.89E-12mmHg at 25°C
Refractive Index1.696
Storage ConditionsRefrigerator

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-Butyl-3-(3,5-diiodo-4-hydroxybenzoyl)benzofuran?

The CAS number of 2-Butyl-3-(3,5-diiodo-4-hydroxybenzoyl)benzofuran is 1951-26-4.

What are the molecular formula and molecular weight of 2-Butyl-3-(3,5-diiodo-4-hydroxybenzoyl)benzofuran?

2-Butyl-3-(3,5-diiodo-4-hydroxybenzoyl)benzofuran has molecular formula C19H16I2O3 and molecular weight 546.13700 g/mol.

What are the upstream and downstream products of 2-Butyl-3-(3,5-diiodo-4-hydroxybenzoyl)benzofuran?

For 2-Butyl-3-(3,5-diiodo-4-hydroxybenzoyl)benzofuran, Upstream Products: 2-Butyl-3-(4-hydroxybenzoyl)benzofuran; Downstream Products: Desethylamiodarone hydrochloride.

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-Butyl-3-(3,5-diiodo-4-hydroxybenzoyl)benzofuran (CAS 1951-26-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48227-3 (accessed 2026-11-07).

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