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Informazioni su questo articolo
Formula empirica (notazione di Hill):
C27H44O3
Numero CAS:
Peso molecolare:
416.64
UNSPSC Code:
12352200
PubChem Substance ID:
MDL number:
Quality Level
assay
≥95.0% (HPLC)
form
powder or crystals
color
colorless to white
mp
114.6 °C
storage temp.
−20°C
SMILES string
C[C@H](CC[C@H](O)C(C)(C)O)[C@H]1CC[C@H]2\C(CCC[C@]12C)=C\C=C3\C[C@@H](O)CCC3=C
InChI
1S/C27H44O3/c1-18-8-12-22(28)17-21(18)11-10-20-7-6-16-27(5)23(13-14-24(20)27)19(2)9-15-25(29)26(3,4)30/h10-11,19,22-25,28-30H,1,6-9,12-17H2,2-5H3/b20-10+,21-11-/t19-,22+,23-,24+,25+,27-/m1/s1
InChI key
FCKJYANJHNLEEP-WQUHCOROSA-N
Biochem/physiol Actions
Cholecalciferol is an inactive form of vitamin D3 which undergoes various levels of hydroxylation to form active vitamin D3 analogs. 1α-Hydroxyvitamin D3 (alfacalcidol) is a synthetic analog that is metabolized to 1,25-dihydroxycholecalciferol, the biologically active form of vitamin D3. Other analogues of cholecalciferol result from different hydroxylations. 24S,25-Dihydroxyvitamin D3 should not be confused with 24R,25-Dihydroxyvitamin D3.
Packaging
Bottomless glass bottle. Contents are inside inserted fused cone.
signalword
Danger
hcodes
pcodes
Hazard Classifications
Acute Tox. 2 Oral
Classe di stoccaggio
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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Contenuto correlato
Stereoselective convergent synthesis of 24,25-dihydroxyvitamin D3 metabolites: a practical approach.
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Chemistry (Weinheim an der Bergstrasse, Germany), 8(12), 2747-2752 (2002-10-24)
Vitamin D3 active metabolites 24R,25-(OH)2-D3, 24S,25-(OH)2-D3, and 1 alpha, 24R,25-(OH)3-D3 were synthesized by a convergent and stereoselective approach. In the synthetic route, the stereogenic center at C-24 was generated through ultrasonically induced aqueous conjugate addition of iodide 6 to Seebach's
H L Henry et al.
The Journal of nutrition, 106(6), 724-734 (1976-06-01)
The ability of 24R, 25- and 24S, 25-dihydroxycholecalciferol to stimulate intestinal calcium transport and bone calcium mobilization in chicks was measured. Enhancement of intestinal calcium transport by 325 or 130 nmoles of either compound was maximal by 24 hours. The
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Vitamin D has long been prescribed as a supplement to breast cancer patients. This is partially motivated by data indicating that low serum vitamin D, measured as 25-hydroxyvitamin D3 [25(OH)D3], is associated with worsened cancer prognosis and decreased survival rates
