 |
Atorvastatin series: |
 |
|
(R)-4-cyano-3-hydrobutyric acid ethyl ester |
|
|
(4R,Cis)-1,1-dimethylethyl
-6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate |
|
|
(4R,Cis)-1,1-dimethylethyl
6-aminoethyl-2,2-dimethyl
-1,3-dioxane-4-Acetate |
|
|
(4R-cis)-1,1-dimethylethyl-6-[2-[2-(4-fluorophenyl)-5-(1-isopropyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetate |
|
|
4-Fluoro-a-[2-Methyl-1-Oxopropyl]-γ-Oxo-N,ß-Diphenyl
Benzene Butane Amide |
|
|
Methyl isobutyryl acetate |
|
 |
Bulk drugs: |
|
|
atorvastatin calcium |
|
|
|
cyromazine |
|
|
Intermediates
: |
|
|
Methyl 3-oxovalerate |
|
|
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone |
|
|
Trimethyl borate |
|
|
10-Methoxy Iminostilbene |
|
|
2-thiophene ethanol |
|
|
2-Ethylphenyl hydrazine
HCl |
|
|
 |
| 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) |
| Product name: |
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone |
| CAS NO: |
84-58-2 |
| Molecular formula: |
C8Cl2N2O2=227.01 |
| Structural formula: |
 |
| Quality index: |
| Index name |
Index |
| Property |
Yellow or orange yellow crystalline
powder |
| Melting point(°C) |
≥214.0 |
| Loss on drying(%) |
≤0.50 |
| Residue on ignition(%) |
≤0.10 |
| Solution color |
≤200 |
| Content(%) |
98.0-101% |
|
| Property: |
Bright yellow crystalline powder with slight odor. It
is black crystal in benzene. Soluble in benzene, dioxane,
acetic acid, slightly soluble in chloroform, methylene
chloride. |
| Packing: |
Cardboard drum with lining
of PE film |
| Specification: |
25kg/drum. |
| Storage: |
Sealed; avoid sunlight. |
|
|
| |
 |
|
