Substance profile
Iodoacetic Acid
Iodoacetic Acid is colorless or white crystals.
01 · Identification
What Iodoacetic Acid is
Iodoacetic Acid is colorless or white crystals. Its molecular formula is C2H3IO2 and its molecular weight is 185.95 g/mol. It melts at 210 °C, is soluble in water.
Under the GHS it carries the signal word Danger.
02 · GHS classification
Hazards and label elements
Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.
| Code | Hazard statement |
|---|---|
| H301 | Toxic if swallowed. |
| H314 | Causes severe skin burns and eye damage. |
Precautionary statements: P260, P270, P280, P301, P310, P330, P331
03 · Physical and chemical properties
Iodoacetic Acid properties
Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.
| Property | Value | Conditions | Source |
|---|---|---|---|
| Boiling point | Decomposes | decomposes | HSDB |
| Decomposes (NTP, 1992) | decomposes | CAMEO | |
| Melting point | 210 °C (410 °F) | HSDB | |
| 82.78 °C (181 °F) | CAMEO | ||
| 82.5 °C (180.5 °F) | range, midpoint shown | HSDB | |
| Solubility | Soluble in water | HSDB | |
| Soluble in alcohol; very slightly soluble in ether | HSDB | ||
| Soluble in ethanol, petroleum ether; slightly soluble in ether, chloroform | HSDB | ||
| Corrosivity | Corrosive | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling Iodoacetic Acid
Storage conditions
Keep container tightly closed in a dry and well-ventilated place. Recommended storage temperature: -20 °C.
Source: Hazardous Substances Data Bank (HSDB)
Incompatible materials
Incompatible materials: Strong bases, strong reducing agents.
Source: Hazardous Substances Data Bank (HSDB)
Reactivity
IODOACETIC ACID reacts vigorously with bases and is corrosive. (NTP, 1992)
Source: CAMEO Chemicals
Planning storage for a mix of chemicals? Check Iodoacetic Acid in the storage compatibility matrix →