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3,5-Diiodosalicyloyl chloride

Also known as: 2-hydroxy-3,5-diiodobenzoyl chloride, 3,5-Diiodosalicyl chloride, 3,5-diiodosalicyloyl chloride, 3,5-diiodo salicylic chloride, 2-hydroxy-3,5-dijod-benzoylchlorid, Benzoyl chloride, 2-hydroxy-3,5-diiodo-

3,5-Diiodosalicyloyl chloride (CAS 42016-91-1) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C7H3ClI2O2 and a molecular weight of 408.359 g/mol. Key properties include a melting point of 97-98ºC, a boiling point of 361.2±42.0 °C at 760 mmHg, a density of 2.6±0.1 g/cm3 and a flash point of 172.2±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
42016-91-1
Jingsj CID
J-1965058-9
Molecular Formula
C7H3ClI2O2
Molecular Weight
408.359 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point97-98ºC
Boiling Point361.2±42.0 °C at 760 mmHg
Density2.6±0.1 g/cm3
Flash Point172.2±27.9 °C
Exact Mass407.791077
PSA37.30000
LogP5.02
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.745

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 3,5-Diiodosalicyloyl chloride?

The CAS number of 3,5-Diiodosalicyloyl chloride is 42016-91-1.

What are the molecular formula and molecular weight of 3,5-Diiodosalicyloyl chloride?

3,5-Diiodosalicyloyl chloride has molecular formula C7H3ClI2O2 and molecular weight 408.359 g/mol.

What are the upstream and downstream products of 3,5-Diiodosalicyloyl chloride?

For 3,5-Diiodosalicyloyl chloride, Upstream Products: 3,5-Diiodosalicylic acid; Downstream Products: Closantel, 3,5-Diiodosalicylic acid.

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

Last updated:

How to cite: Jingsj. "3,5-Diiodosalicyloyl chloride (CAS 42016-91-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1965058-9 (accessed 2026-11-09).

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