Substance profile
Colecalciferol
Colecalciferol is fine needles from dilute acetone and is odorless.
01 · Identification
What Colecalciferol is
Colecalciferol is fine needles from dilute acetone and is odorless. Its molecular formula is C27H44O and its molecular weight is 384.6 g/mol. It melts at 84.5 °C, is practically insoluble in water.
Under the GHS it carries the signal word Danger.
Other names for Colecalciferol
- cholecalciferol
- Vitamin D3
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 |
|---|---|
| H330 | Fatal if inhaled. |
| H310 | Fatal in contact with skin. |
| H300 | Fatal if swallowed. |
| H372 | Causes damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
Precautionary statements: P260, P270, P271, P280, P301, P302, P304, P310, P314, P330, P352
03 · Physical and chemical properties
Colecalciferol 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 |
|---|---|---|---|
| Melting point | 84.5 °C (184.1 °F) | range, midpoint shown | HSDB |
| 84.44 °C (184 °F) | range, midpoint shown | CAMEO | |
| 84.5 °C (184.1 °F) | HMDB | ||
| Solubility | Sol in the usual org solvents; slightly sol in vegetable oils | HSDB | |
| Insoluble (NTP, 1992) | CAMEO | ||
| Insoluble | DrugBank |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling Colecalciferol
Reactivity
VITAMIN D3 may react vigorously with strong oxidizing agents. May react exothermically with reducing agents to release hydrogen gas.
Source: CAMEO Chemicals
Planning storage for a mix of chemicals? Check Colecalciferol in the storage compatibility matrix →