Iodine trichloride
Iodine trichloride (CAS 865-44-1, ICl3) is a potent interhalogen compound with a molecular weight of 233.26 g/mol. This yellow crystalline solid functions as a strong oxidising agent and a chlorinating agent. Its primary applications lie in chemical synthesis, particularly in C-X bond formation reactions. It is widely employed as a synthetic reagent in various organic transformations, contributing to the development of new chemical entities.

C-X Bond Formation
Iodine trichloride is an effective reagent for the introduction of chlorine atoms into organic molecules, facilitating the synthesis of chlorinated intermediates.
Chemical Synthesis
This compound serves as a versatile reagent in organic synthesis, enabling a range of transformations and the construction of complex molecular architectures.
Oxidising Agent
Due to its strong oxidative potential, Iodine trichloride can be utilised in reactions requiring the removal of electrons from a substrate.
Synthetic Reagent
Its specific reactivity profile makes it a valuable tool for chemists in developing novel synthetic routes and methodologies.
| Molecular weight | 233.26 |
|---|---|
| Linear formula | ICl3 |
| Assay | ≥96.0% |
| Grade | SAJ first grade |


Hazard statements
- H272May intensify fire; oxidiser
- H314Causes severe skin burns and eye damage
Precautionary statements
- P220Keep away from clothing and combustible materials
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3085 5.1/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Availability | available only in Japan |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Iodine trichloride used for?
+
Iodine trichloride is primarily used in chemical synthesis as a reagent for C-X bond formation, as a strong oxidising agent, and as a general synthetic reagent.
What are the CAS number and formula for Iodine trichloride?
+
The CAS number for Iodine trichloride is 865-44-1 and its chemical formula is ICl3.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Iodine trichloride in SAJ first grade with an assay of ≥96.0%. We do not represent this product as meeting pharmacopoeial standards such as USP, BP, or EP unless explicitly stated.
How should Iodine trichloride be handled safely?
+
Iodine trichloride is a corrosive substance that causes severe skin burns and eye damage (H314) and can intensify fire; oxidiser (H272). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Ensure adequate ventilation and avoid contact with combustible materials.
Is Iodine trichloride available for export?
+
Iodine trichloride is currently available only in Japan and not offered for export by Tech Serve Solutions.
How can I request a quote or sample for Iodine trichloride?
+
To request a quote or sample, please contact our sales team via the website or direct enquiry channels, providing your specific requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis