Agent Name


Alternative Name

Vitamin D3

CAS Number




Major Category

Biological Agents


9,10-Secocholesta-5,7,10(19)-trien-3-ol, (3beta,5Z,7E)-; 9,10-Seco(5Z,7E)-5,7,10(19)-cholestatrien-3-ol; 9,10-Secocholesta-5,7,10(19)-trien-3-beta-ol; Arachitol; CC; Calciol; Cholecalciferol, D3; Cholecalciferolum; Colecalciferol; Colecalciferolo [DCIT]; Colecalciferolum [INN-Latin]; Colecalcipherol; D3-Vicotrat; D3-Vigantol; DP-R206; Delsterol; Deparal; Duphafral D3 1000; Ebivit; NEO Dohyfral D3; Oleovitamin D3; Quintox; Rampage; Ricketon; Trivitan; Vi-De-3-hydrosol; Vigantol; Vigorsan; Vitamin D3; Vitinc Dan-Dee-3; Cyclohexanol, 3-((2E)-2-((1R,3aS,7aR)-1-((1R)-1,5-dimethylhexyl)octahydro-7a-methyl-4H-inden-4-ylidene)ethylidene)-4-methylene-, (1S,3Z)-; [ChemIDplus] UN2811


Vitamins and Derivatives


Colorless or white odorless solid; [HSDB] White crystals; [Sigma-Aldrich MSDS]


An essential mediator of intestinal calcium absorption and bone calcium metabolism; High concentrations found in fish liver oils; Used as a therapeutic vitamin; [Merck Index] Active product registrations in the US for use as a rodenticide; [NPIRS] Used as a nutritional supplement; [FDA] Permitted for use as an inert ingredient in non-food pesticide products; [EPA]


May cause irritation; Highly toxic by ingestion and skin absorption; Toxic by inhalation; Prolonged or repeated ingestion exposure may cause organ injury; Targets the kidney and heart; May cause reproductive toxicity and teratogenicity; [Sigma-Aldrich MSDS] See "Vitamin D."

Exposure Assessment
Vapor Pressure

2.4E-9 mm Hg

Lethal Concentration

LC50 (rat) = 130-380 ppm/4hr

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Toxic solid, organic, n.o.s."

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information


Chemical Information

Search ChemIDplus

Biomedical References

Search PubMed

Related Information in HazMap
Other Information

No other related information on this agent was found.