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Catalog No. H4014 Name Sigma Aldrich
CAS Number 19356-17-3 Website http://www.sigmaaldrich.com
M. F. C27H44O2 Telephone 1-800-521-8956
M. W. 400.63706 Fax
Purity ≥98% (HPLC) Email
Storage Chembase ID: 133032


IUPAC name
IUPAC Traditional name
25-hydroxyvitamin D3
25-Hydroxyvitamin D3


EC Number 242-990-9
PubChem SID 24895612
MDL Number MFCD00867077
CAS Number 19356-17-3


Purity ≥98% (HPLC)
GHS Pictograms GHS06
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H300-H310-H330-H372
European Hazard Symbols Highly toxic Highly toxic (T+)
Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
GHS Precautionary statements P260-P264-P280-P284-P301 + P310-P302 + P350
RID/ADR UN 2811 6.1/PG 2
Risk Statements 24/25-26-48/25
Safety Statements 28-36/37-45
Storage Temperature -20°C
Hazard Class 6.1
UN Number 2811
Packing Group 2
German water hazard class 3


Description (English)
Biochem/physiol Actions
Ergocalciferol (vitamin D2) and 25-Hydroxycholecalciferol (vitamin D3) are the two form of vitamin D which are activated in vivo by hydroxylation. Vitamin D2 and D3 may be used in a wide range of studies to assess their effects on function such as immune function and calcium homeostasis.