Synonym
                                        2-hydroxy Atorvastatin (calcium salt); o-hydroxy Atorvastatin; ortho-hydroxy Atorvastatin; BMS 243887-01; PD 152873; PD-152873; PD152873;
                                     
                                    
                                        IUPAC/Chemical Name
                                        calcium (3R,5R)-7-(2-(4-fluorophenyl)-4-((2-hydroxyphenyl)carbamoyl)-5-isopropyl-3-phenyl-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate
                                     
                                    
                                        InChi Key
                                        NOCWNJZXNVSDOU-LBSXWHBJSA-L
                                     
                                    
                                        InChi Code
                                        InChI=1S/2C33H35FN2O6.Ca/c2*1-20(2)31-30(33(42)35-26-10-6-7-11-27(26)39)29(21-8-4-3-5-9-21)32(22-12-14-23(34)15-13-22)36(31)17-16-24(37)18-25(38)19-28(40)41;/h2*3-15,20,24-25,37-39H,16-19H2,1-2H3,(H,35,42)(H,40,41);/q;;+2/p-2/t2*24-,25-;/m11./s1
                                     
                                    
                                        SMILES Code
                                        O=C(C1=C(C(C)C)N(CC[C@@H](O)C[C@@H](O)CC([O-])=O)C(C2=CC=C(F)C=C2)=C1C3=CC=CC=C3)NC4=CC=CC=C4O.O=C(C5=C(C(C)C)N(CC[C@@H](O)C[C@@H](O)CC([O-])=O)C(C6=CC=C(F)C=C6)=C5C7=CC=CC=C7)NC8=CC=CC=C8O.[Ca+2]
                                     
                                    
                                    
                                        Purity
                                        >98% (or refer to the Certificate of Analysis)
                                     
                                    
                                        Shipping Condition
                                        Shipped under ambient temperature as non-hazardous chemical.  This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
                                     
                                    
                                        Storage Condition
                                        Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
                                     
                                    
                                        Solubility
                                        Soluble in DMSO
                                     
                                    
                                        Shelf Life
                                        >3 years if stored properly
                                     
                                    
                                        Drug Formulation
                                        This drug may be formulated in DMSO
                                     
                                    
                                        Stock Solution Storage
                                        0 - 4 C for short term (days to weeks), or -20 C for long term (months).
                                     
                                    
                                        HS Tariff Code
                                        2934.99.9001
                                     
                                    
                                 
                             
                            
                                                            
                                    
                                        
                                            Biological target:
                                            
                                                
                                                    2-Hydroxy atorvastatin calcium salt is a hydroxy metabolite of Atorvastatin calcium salt. Atorvastatin is a potent HMG-CoA reductase inhibitor with an IC50 value of 8 nM.
                                                
                                             
                                         
                                        
                                        
                                     
                                 
                                                        
                                                                
                                    Preparing Stock Solutions
                                    
                                        The following data is based on the
                                        product
                                        molecular weight
                                        1,187.36
                                        Batch specific molecular weights may vary
                                        from batch to batch
                                        due to the degree of hydration, which will
                                        affect the solvent
                                        volumes required to prepare stock solutions.
                                    
                                    
                                    
                                        
                                            
                                            
                                                | Concentration / Solvent Volume / Mass | 
                                                1 mg | 
                                                5 mg | 
                                                10 mg | 
                                            
                                            
                                            
                                            
                                                | 1 mM | 
                                                1.15 mL | 
                                                5.76 mL | 
                                                11.51 mL | 
                                            
                                            
                                                | 5 mM | 
                                                0.23 mL | 
                                                1.15 mL | 
                                                2.3 mL | 
                                            
                                            
                                                | 10 mM | 
                                                0.12 mL | 
                                                0.58 mL | 
                                                1.15 mL | 
                                            
                                            
                                                | 50 mM | 
                                                0.02 mL | 
                                                0.12 mL | 
                                                0.23 mL | 
                                            
                                            
                                        
                                     
                                 
                                                             
                                                            
                            
                            
                                
                                    1: Park, J.-E., Kim, K.-B., Bae, S.K., et al. Contribution of cytochrome P450 3A4 and 3A5 to the metabolism of atorvastatin. Xenobiotica 38(9), 1240-1251 (2008).
2: Mason, R.P., Walter, M.F., Day, C.A., et al. Active metabolite of atorvastatin inhibits membrane cholesterol domain formation by an antioxidant mechanism. J. Biol. Chem. 281(14), 9337-9345 (2006).
3: Guirao, V., Martí-Sistac, O., DeGregorio-Rocasolano, N., et al. Specific rescue by ortho-hydroxy atorvastatin of cortical GABAergic neurons from previous oxygen/glucose deprivation: Role of pCREB. J. Neurochem. 143(3), 359-374 (2017).
Boyd, R. A., Stern, R. H., Stewart, B. H., Wu, X., Reyner, E. L., Zegarac, E. A., ... & Whitfield, L. (2000). Atorvastatin coadministration may increase digoxin concentrations by inhibition of intestinal P‐glycoprotein‐mediated secretion. The Journal of Clinical Pharmacology, 40(1), 91-98.