A potential impurity in commercial preparations of rosuvastatin
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Rosuvastatin EP Impurity A (calcium salt)

Item No. 35686

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
7-[4-(4-fluorophenyl)-2-[[(2-hydroxy-2-methylpropyl)sulfonyl]methylamino]-6-(1-methylethyl)-5-pyrimidinyl]-3,5-dihydroxy-6-heptenoic acid, hemicalcium salt
CAS Number
1714147-47-3
Molecular Formula
C25H33FN3O7S • 1/2Ca
Formula Weight
558.7
Purity
≥98%
Formulation (Request formulation change)
A solid
Solubility(Learn about Variance in Solubility)
DMSO: SolubleMethanol: Soluble
SMILES
O=S(N(C)C1=NC(C(C)C)=C(C(C2=CC=C(C=C2)F)=N1)/C=C/[C@@H](O)C[C@@H](O)CC([O-])=O)(CC(C)(C)O)=O.O=S(N(C)C3=NC(C(C)C)=C(C(C4=CC=C(C=C4)F)=N3)/C=C/[C@@H](O)C[C@@H](O)CC([O-])=O)(CC(C)(C)O)=O.[Ca+2]
InChi Code
InChI=1S/2C25H34FN3O7S.Ca/c2*1-15(2)22-20(11-10-18(30)12-19(31)13-21(32)33)23(16-6-8-17(26)9-7-16)28-24(27-22)29(5)37(35,36)14-25(3,4)34;/h2*6-11,15,18-19,30-31,34H,12-14H2,1-5H3,(H,32,33);/q;;+2/p-2/b2*11-10+;/t2*18-,19-;/m11./s1
InChi Key
SMYOVFJEKJPZQC-YFPLZLEBSA-L
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    Product Description

    Rosuvastatin EP impurity A is a potential impurity in commercial preparations of the HMG-CoA reductase inhibitor rosuvastatin.1

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Lee, Y.H., Viji, M., Lee, E., et al. Synthesis and characterization of Rosuvastatin calcium impurity A; a HMG-CoA reductase inhibitor. Tetrahedron Lett. 58(26), 2614-2617 (2017).