Calcitriol USP

We offer calcitriol usp.
Calcitriol usp
cas no: 32222-06-3
category:drugs affecting the hormonal systems
sub category:thyroid hormones and thyroid inhibitors
uses:hypoparathyroidism
molecular weight:416.64
molecular formula:c27h44o3
chemical name: (1r,3s)-5-[2-[(1r,3ar,7as)-1-[(2r)-6-hydroxy-6-methyl-heptan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1h- inden-4-ylidene]ethylidene]-4-methylidene-cyclohexane-1,3-diol
specifications:
1.name of product: calcitriol
2.appearance:- a white crystalline powder
3.identification:- ir, hplc
4.solubility:- freely soluble in alcohol, soluble in ether and in fatty oils practically insoluble in water.
5.water:- 3.5% to 5.5%
6.chromatographic purity:-
triazoline adduct of precalcitriol:- nmt 0.1%
trans-calcitriol;- nmt 0.25%
1ß-calcitriol:- nmt 0.1%
methylene calcitriol:- nmt 0.25%
unknown inpurity:- nmt 0.1%
total impurities:- nmt 1.0%
7.assay:- 97.0% to 103.0%