Atorvastatin Calcium Intermediate CAS 125971-94-0 (4R,6R)-tert-Butyl-6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate

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Atorvastatin Calcium Intermediate CAS 125971-94-0 (4R,6R)-tert-Butyl-6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate
Details
Category
Anti-hypertensive Drugs
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Description
Name 
(4R,6R)-tert-Butyl-6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate
Synonyms 
ATS - 8; (4R,6R)-T - BUTYL - 6 - CYANOMETHYL - 2,2 - DIMETHYL - 1,3 - DIOXANE - 4 - ACETATE;
(4R,6R)-TERT - BUTYL - 6 - CYANOMETHYL - 2,2 - DIMETHYL - 1,3 - DIOXANE - 4 - ACETATE;
(4R,CIS)-1,1 - DIMETHYLETHYL - 6 - CYANOMETHYL - 2,2 - DIMETHYL - 1,3 - DIOXANE - 4 - ACETATE; (4R,3R)-TERT - BUTYL - 6 - cyanomethyl - 2,2 - dimethyl - 1,3 - dioxane - 4 - acetate;
TERT - BUTYL[(4R,6R)-6 - CYANOMETHYL - 2,2 - DIMETHYL - 1,3 - DIOXAN - 4 - YL]ACETATE
CAS 
125971 - 94 - 0
Molecular Formula
C₁₄H₂₃NO₄
Molecular Weight
269.34
EINECS Number
425 - 780 - 3
Melting Point
65 - 69 °C (lit.)
Boiling Point
364.1 ± 17.0 °C (Predicted)
Density
1.016 ± 0.06 g/cm³ (Predicted)
Storage Conditions
2 - 8 °C
Solubility
Soluble in chloroform
Form
Powder crystal
Color
White to almost white
Optical Rotation
[α]²⁰/D 1.0°, c = 1 in chloroform
Usage
As a core chiral intermediate, it provides the (4R-cis)-configured side chain essential for the activity of Atorvastatin Calcium, safeguarding the basic active structure of the drug molecule.
Compatible with industrial continuous production processes, it features high yield (approximately 90%) and high purity (99.5%), supporting the large-scale mass production of Atorvastatin Calcium.
Its structural stability reduces synthetic by-products, ensuring the final drug can stably exert lipid-lowering effects and guaranteeing clinical therapeutic outcomes.

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