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[0002] Atorvastatin calcium is a drug compound. [0052] Physical characteristics of the micronized product were as follows: TABLE-US-00001
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Preferably, the Atorvastatin polymorphs of the present invention are crystalline. Polymorphs typically differ in their physical properties due to the
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The structure of atorvastatin has been adequately proven and its physico- chemical properties sufficiently described. The route of synthesis has been adequately
The '281 patent, which covers a method for making a calcium salt of atorvastatin with improved pharmaceutical properties, was found to be anticipated and
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However, these limitations are merely physical properties that help differentiate between purported different crystalline forms of atorvastatin. As such, they do not
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Atorvastatin (Lipitor) has the chemical equation C_33H_35FN_2O_5.
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focussing on pre-formulation and formulation development of New Chemical Entities compatibility studies) and physico-technical (flow properties, hygroscopicity, and . Amorphous Atorvastatin Calcium Samples, AAPS PharmSciTech.
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[23] Before the applications Judge, Ranbaxy also claimed that the '546 patent did not identify the physical properties of atorvastatin calcium that support the
A crystalline Form VI atorvastatin calcium or hydrates thereof having . The differences in the physical properties of polymorphs result from the
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Kim JS et al carried out physicochemical properties and oral bioavailability of amorphous atorvastatin hemi-calcium using spray-drying and SAS process.
Effect of counterions on the properties of amorphous atorvastatin salts. In addition, chemical stability of the amorphous salt forms was
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Atorvastatin is chemically R-(R*,R*)]-2-(4-fluorophenyl)-β In particular, one of the most significant properties to improve would be to find a
Buy Atorvastatin Lactone (CAS 125995-03-1), an atorvastatin intermediate 125995-03-1; Molecular Weight: 540.62; Molecular Formula: C33H33FN2O4
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