Substance profile
1,3-Dichloro-2-propanol
1,3-Dichloro-2-propanol is colorless, slightly viscous, liquid with an ethereal odor.
01 · Identification
What 1,3-Dichloro-2-propanol is
1,3-Dichloro-2-propanol is colorless, slightly viscous, liquid with an ethereal odor. Its molecular formula is C3H6Cl2O and its molecular weight is 128.98 g/mol. It boils at 174 °C, melts at -4 °C, is miscible with 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 |
|---|---|
| H350 | May cause cancer <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
| H301 | Toxic if swallowed. |
| H312 | Harmful in contact with skin. |
Precautionary statements: P201, P270, P280, P301, P302, P308, P310, P312, P313, P330, P352
03 · Physical and chemical properties
1,3-Dichloro-2-propanol 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 | 174.3 °C (345.7 °F) | at 760 mmHg | HSDB |
| 173.89 °C (345 °F) | at 760 mmHg | CAMEO | |
| 174.3 °C (345.7 °F) | ICSC | ||
| Melting point | -4 °C (24.8 °F) | HSDB | |
| -3.89 °C (25 °F) | CAMEO | ||
| Density | 1.35 g/cm³ | ICSC | |
| 1.367 g/cm³ | at 20 °C | DOE PAC | |
| 1.3506 g/cm³ | at 17.22 °C | CAMEO | |
| Solubility | MISCIBLE WITH ALC, ETHER | HSDB | |
| SOL ETHANOL, ETHER, ACETONE | HSDB | ||
| MISCIBLE WITH MOST ORGANIC SOLVENTS, VEGETABLE OILS | HSDB | ||
| Vapor pressure | 0.7501 mmHg | at 20 °C | ICSC |
| 0.75 mmHg | at 25 °C | HSDB | |
| 1 mmHg | at 28 °C | CAMEO | |
| Flash point | 73.89 °C (165 °F) | HSDB | |
| 74 °C (165.2 °F) | ICSC | ||
| Vapor density | 4.4 (air = 1) | HSDB | |
| 4.45 (air = 1) | CAMEO |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling 1,3-Dichloro-2-propanol
Reactivity
Sensitive to heat. Incompatible with oxidizers. Also incompatible with strong acids, strong reducing agents, acid chlorides and acid anhydrides. (NTP, 1992)
Source: CAMEO Chemicals
Planning storage for a mix of chemicals? Check 1,3-Dichloro-2-propanol in the storage compatibility matrix →