Functional Roles
Industries Served
Physical Properties
melting_point
61.9 u00b0F (NTP, 1992)
boiling_point
244 u00b0F at 760 mmHg (NTP, 1992)
density
1.051 at 68 u00b0F (USCG, 1999) - Denser than water; will sink
solubility
greater than or equal to 100 mg/mL at 73 u00b0F (NTP, 1992)
vapor_pressure
11.4 mmHg at 68 u00b0F ; 20 mmHg at 86 u00b0F (NTP, 1992)
flash_point
104 u00b0F (NTP, 1992)
ph
Aqueous solution 1.0 molar = 2.4; 0.1 molar = 2.9; 0.01 molar = 3.4
GHS / SDS Safety
Danger
Irritant
Health Hazard
Flammable
Corrosive
- H314 (> 99.9%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
- H226: Flammable liquid and vapor [Warning Flammable liquids]
- H370: Causes damage to organs [Danger Specific target organ toxicity, single exposure]
- H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled [Danger Sensitization, respiratory]
- H312: Harmful in contact with skin [Warning Acute toxicity, dermal]
- H303: May be harmful if swallowed [Warning Acute toxicity, oral]
- H318: Causes serious eye damage [Danger Serious eye damage/eye irritation]
- H226 (99.7%): Flammable liquid and vapor [Warning Flammable liquids]
- H318 (14.7%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
- H371: May cause damage to organs [Warning Specific target organ toxicity, single exposure]
- H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Chemical Identity
| CAS Number | 64-19-7 |
| IUPAC Name | acetic acid |
| InChI Key | QTBSBXVTEAMEQO-UHFFFAOYSA-N |
| PubChem CID | 176 |
| INCI Name | ACETIC ACID |
Synonyms & Trade Names
Full Description
Acetic acid (CAS 64-19-7) is a colorless liquid organic acid with the molecular formula C2H4O2, featuring a melting point of 61.9°F and boiling point of 244°F. This corrosive chemical functions primarily as a pH adjustment agent in industrial processes across agriculture and textile manufacturing applications. With complete water solubility and a density of 1.051 at 68°F, acetic acid requires careful handling due to its flammable and corrosive properties.