Substance profile
Nonanoic Acid
Nonanoic Acid is colorless, oily liquid at ordinary temp; crystallizes when cooled with a fatty odor.
01 · Identification
What Nonanoic Acid is
Nonanoic Acid is colorless, oily liquid at ordinary temp; crystallizes when cooled with a fatty odor. Its molecular formula is C9H18O2 and its molecular weight is 158.24 g/mol. It boils at 255 °C, melts at 12.4 °C, is soluble in water.
Under the GHS it carries the signal word Warning.
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 |
|---|---|
| H315 | Causes skin irritation. |
| H319 | Causes serious eye irritation. |
| H412 | Harmful to aquatic life with long lasting effects. |
Precautionary statements: P264, P273, P280, P302, P305, P313, P332, P337, P338, P352, P501
03 · Physical and chemical properties
Nonanoic 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 | 254.5 °C (490.1 °F) | HSDB | |
| 255.6 °C (492.1 °F) | HSDB | ||
| 254 °C (489.2 °F) | at 760 mmHg | DOE PAC | |
| Melting point | 12.4 °C (54.3 °F) | HSDB | |
| 12.3 °C (54.1 °F) | HMDB | ||
| Density | 0.9052 g/cm³ | at 20 °C | HSDB |
| 0.9055 g/cm³ | at 20 °C | DOE PAC | |
| 0.9035 g/cm³ | range, midpoint shown | JECFA | |
| Solubility | Soluble in ethanol, chloroform, ether | HSDB | |
| 1:8 IN 50% ALCOHOL; 1:3 IN 60% ALCOHOL; INSOL IN WATER; SOL IN MOST ORG SOLVENTS | HSDB | ||
| soluble inmost organic solvents; Insoluble in water | JECFA | ||
| Vapor pressure | 0.0016 mmHg | at 25 °C | HSDB |
| 0.0016 mmHg | Haz-Map | ||
| Flash point | 133 °C (271.4 °F) | open cup | HSDB |
| Lower explosive limit (LEL) | Combustible | HSDB | |
| Vapor density | 4.41 (air = 1) | HSDB | |
| Odor threshold | Aroma threshold values: Detection: 3 to 9 ppm. | HSDB | |
| Odor threshold = 3-9 ppm (detection) | Haz-Map | ||
| [HSDB] Odor threshold = "3.1 ppb (0.02 mg/m3) (detection) | Haz-Map |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling Nonanoic Acid
Storage conditions
Do not contaminate water, food, or feed by storage... . Keep conatiner tightly sealed when not in use. Store only in original container in a dry place inaccessible to children and pets. /Scythe herbicide (57% pelargonic acid)/
Source: Hazardous Substances Data Bank (HSDB)
Planning storage for a mix of chemicals? Check Nonanoic Acid in the storage compatibility matrix →