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Calcitriol (1,25-Dihydroxyvitamin D3)

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Calcitriol (1,25-Dihydroxyvitamin D3)
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500mg$2155Check With Us

Cat #: V1857 CAS #: 32222-06-3 Purity ≥ 98%

Description: Calcitriol (RO215535, Topitriol; 1,25(OH)2D3) is the metabolically/hormonally active form of vitamin D and a vitamin D receptor (VDR) agonist.

References: Wang G, et al. Calcitriol Inhibits Cervical Cancer Cell Proliferation Through Downregulation of HCCR1 Expression. Oncol Res. 2014;22(5-6):301-9.

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Molecular Weight (MW)416.64
Molecular FormulaC27H44O3
CAS No.32222-06-3
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: 83 mg/mL (199.2 mM)r
Water: <1 mg/mLr
Ethanol: 83 mg/mL (199.2 mM)
SMILES CodeC[C@@H]([C@H]1CC[C@H]2/C(CCC[C@]12C)=C/C=C3C[C@H](C[C@@H](C/3=C)O)O)CCCC(C)(O)C
Synonyms1,25(OH)2D3; 1,25(OH)2-D3; 1,25(OH)2-VD3; 1,25-Dihydroxyvitamin D3; RO215535, Topitriol; Rocaltrol; Calcijex; Topitriol; Silkis; Soltriol; 1α,25-Dihydroxyvitamin D3; 1α,25(OH)2D3
ProtocolIn VitroCalcitriol exerts antiproliferative effects on cervical cancer cells in vitro. Cells decrease by 12.8% when treated with 100 nM Calcitriol for 6 days, compare with control. Inhibition of cell proliferation becomes more pronounced with the increase in Calcitriol concentration. The decrease is 26.1% and 31.6% for 200 and 500 nM Calcitriol, respectively. Treatment with Calcitriol for 72 h induces an evident accumulation of cells in the G1 phase, with approximately 66.18% in 200 nM and 78.10% in 500 nM, compare with the control (24.36%). Calcitriol treatment significantly decreases HCCR-1 protein expression compare with the control in a time- and dose-dependent manner.
In VivoChronic treatment with Calcitriol (150 ng/kg per day for 4.5 months) improves the relaxations (pD2: 6.30±0.09, Emax: 68.6±3.9% in Calcitriol-treated OVX, n=8). Renal blood flow in OVX rats is reduced in both kidneys, and the flow is restored by Calcitriol treatment. The increased expression of COX-2 and Thromboxane-prostanoid (TP) receptor in OVX rat renal arteries is reduced by chronic calcitriol administration.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Preparing Stock Solutions
Solvent volume to be added Mass (the weight of a compound)
Mother liquor concentration 1mg5mg10mg20mg
1mM2.4002 mL12.0008 mL24.0015 mL48.0031 mL
5mM0.4800 mL2.4002 mL4.8003 mL9.6006 mL
10mM0.2400 mL1.2001 mL2.4002 mL4.8003 mL
20mM0.1200 mL0.6000 mL1.2001 mL2.4002 mL
Quality Control Documentation
The molarity calculator equation
Mass(g) = Concentration(mol/L) × Volume(L) × Molecular Weight(g/mol)
Mass
=
Concentration
×
Volume
×
Molecular Weight*
The dilution calculator equation
Concentration(start) × Volume(start) = Concentration(final) × Volume(final)

This equation is commonly abbreviated as: C1 V1 = C2 V2

Concentration(start)
C1
×
Volume(start)
V1
=
Concentration(final)
C2
×
Volume(final)
V2
Step One: Enter information below
Dosage mg/kg Average weight of animals g Dosing volume per animal µL Number of animals
Step Two: Enter the in vivo formulation
%DMSO + % + %Tween 80 + %ddH2O

Calculation Results:
Working concentration: mg/ml;
Method for preparing DMSO master liquid: mg drug pre-dissolved in µL DMSO(Master liquid concentration mg/mL) ,Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.
Method for preparing in vivo formulation: Take µL DMSO master liquid, next add µL PEG300, mix and clarify, next add µL Tween 80,mix and clarify, next add µL ddH2O,mix and clarify.
Note:
  • (1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
  • (2) Be sure to add the solvent(s) in order.