2-Chloro-5-iodobenzoic acid
2-Chloro-5-iodobenzoic acid (CAS: 19094-56-5) is a chemical compound with the molecular formula C7H4ClIO2 and a molecular weight of 282.46 g/mol. This halogenated aromatic carboxylic acid serves as a valuable building block in organic synthesis. It is primarily utilised in the development of complex molecules and advanced intermediates within the pharmaceutical and chemical research sectors, contributing to the creation of novel compounds.

Organic Synthesis Intermediate
This compound is widely employed as a key intermediate in multi-step organic synthesis. Its specific functional groups (carboxylic acid, chlorine, and iodine) allow for diverse chemical transformations, enabling the construction of more complex molecular architectures.
Pharmaceutical Research and Development
2-Chloro-5-iodobenzoic acid is utilised in the R&D phases for the synthesis of potential pharmaceutical candidates. It can be incorporated into novel molecular structures being investigated for various therapeutic applications.
Building Block for Fine Chemicals
As a functionalised aromatic compound, it serves as a versatile building block for the production of various fine chemicals. Its reactive sites facilitate its integration into diverse synthetic pathways.
| Molecular weight | 282.46 |
|---|---|
| Empirical formula | C7H4ClIO2 |
| Assay | 97% |
| Melting point | 157-161 °C(lit.) |



Hazard statements
- H301Toxic if swallowed
- H318Causes serious eye damage
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 25-41-50/53 |
| Safety statements (S) | 26-39-45-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 2-Chloro-5-iodobenzoic acid used for?
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2-Chloro-5-iodobenzoic acid is primarily used as an intermediate and building block in organic synthesis, particularly in pharmaceutical research and development for the creation of complex molecules.
What is the CAS number and formula for 2-Chloro-5-iodobenzoic acid?
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The CAS number for 2-Chloro-5-iodobenzoic acid is 19094-56-5, and its empirical formula is C7H4ClIO2.
What grade and purity does Tech Serve Solutions supply for 2-Chloro-5-iodobenzoic acid?
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Tech Serve Solutions supplies 2-Chloro-5-iodobenzoic acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the primary safety hazards associated with 2-Chloro-5-iodobenzoic acid?
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2-Chloro-5-iodobenzoic acid is classified as Danger, with hazards including acute toxicity if swallowed (H301), causes serious eye damage (H318), and is very toxic to aquatic life (H400). Appropriate personal protective equipment, such as eyeshields, face shields, gloves, and P2 respirator cartridges, should be used during handling.
How is 2-Chloro-5-iodobenzoic acid packed, shipped, and exported?
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Tech Serve Solutions professionally packs, ships, and exports 2-Chloro-5-iodobenzoic acid, adhering to all relevant regulations for hazardous materials transport, including UN 2811 6.1/PG 3 classification.
How can I request a sample or a quote for 2-Chloro-5-iodobenzoic acid?
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To request a sample or a quote for 2-Chloro-5-iodobenzoic acid, please contact our sales department through the website or by phone, providing your specific requirements.
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