Molekula
4-Iodobenzoic acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
4-Iodobenzoic acid is an aromatic carboxylic acid with an iodine substituent, widely used in organic synthesis as a reagent, intermediate for pharmaceuticals, and in radiolabeling studies. It serves as a key building block in the preparation of iodinated compounds, including those for PET imaging and agrochemicals. CAS 619-58-9, molecular formula C₇H₅IO₂ (or C₆H₄(I)COOH), molecular weight 248.02 g/mol. Stored at ambient conditions. Signal word: Warning (irritant, may cause skin/eye irritation). Molekula supplies 4-iodobenzoic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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25 g — $58.70 per pack
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Specifications
| Property | Value |
|---|---|
| Appearance | Red solid |
| Assay | 99% min |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Vapour Pressure | 0.000198 mmHg |
Source: PubChem CID 12085 (Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 34629290 |
| CAS Number | 619-58-9 |
| IUPAC Name | 4-iodobenzoic acid |
| EC Number | 210-603-2 |
| Molecular Formula | C6H4(I)COOH |
| Molecular Weight | 248.02 |
| Exact Mass | 247.9334 |
| SMILES | C1=CC(=CC=C1C(=O)O)I |
| InChIKey | GHICCUXQJBDNRN-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H5IO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4H,(H,9,10) |
| PubChem CID | 12085 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2916.39.4600 |
| Tariff Code | 2916399090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 4-iodobenzoic acid, 125I-
- 4-Jodbenzoesaeure
- Benzoic acid, 4-iodo-
- Benzoic acid, p-iodo-
- IODOBENZOIC ACID, P-
- IPO4LY
- p-Iodobenzenecarboxylic acid
- p-Iodobenzoic acid
- para-iodobenzoate
- para-iodobenzoic acid
Frequently asked questions
What is 4-Iodobenzoic acid commonly used for?
4-Iodobenzoic acid is primarily used as a reagent in organic synthesis, including the preparation of pharmaceuticals, agrochemicals, and as a precursor for iodinated polymers.
What is the chemical formula and molecular weight of 4-Iodobenzoic acid?
The chemical formula is **C₇H₅IO₂** (or C₆H₄(I)COOH), and the molecular weight is **248.02 g/mol**.
How should 4-Iodobenzoic acid be stored?
Store in a tightly sealed container at **ambient temperature**, away from moisture, light, and incompatible substances.
What purity grades of 4-Iodobenzoic acid does Molekula supply?
Molekula supplies **98%+ HPLC-grade** 4-Iodobenzoic acid as standard; higher purity or custom grades may be available upon request.
Can Molekula supply 4-Iodobenzoic acid in bulk quantities?
Yes, Molekula can supply **bulk quantities** (1 kg–metric tons) of 4-Iodobenzoic acid, subject to availability and approval.
What documentation comes with an order of 4-Iodobenzoic acid?
Each order includes a **Certificate of Analysis (CoA)**, Safety Data Sheet (SDS), and batch-specific documentation for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.