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Product List (Total 10 Products)
(+)-(3R, 5S)-7-[4-(4- )-6- -2-(N- -N- ) -5- ]-3, 5- -6-(E)-.
CHEMICAL NAME: (3R, 5S, ...
Last Updated: Aug 13, 2010
Item
Standard
Descripition
Light yellow powder
Identification
A. IR-Spectrum
B. UV
Water
≤ 5.0%
pH
8.0-10.0
Heavy metals
≤ 0.002%
HPLC( Impurity)
...
Last Updated: Aug 13, 2010
Test Items: Standard
Character A white or almost white Amorphous powder
Specific optical rotation -7.0~-9.0
Water % ≤ 0.5
Ca % 3.0-3.6
X-ray Diffraction amorphous
...
Last Updated: Aug 13, 2010
Test Items: Standard
Character: A white or almost white crystalline powder
Loss on drying% ≤ 0.5
Single impurity % ≤ 0.2
Assay % ≥ 99.0
Packing Size Less than ...
Last Updated: Aug 13, 2010
Test Item: Standard
Description: Off-white or white
Crystalline powder
Impurity(By HPLC): Des-fluoro Less than 0.2%
Total: Less than 1.0
Assay HPLC (%): More than 99
...
Last Updated: Aug 13, 2010
Methyl isobutyl acetate
Test Item
Standard
Description Off-white or white Liquid
Impurity(By HPLC)
Total
Less than 1.0
Assay HPGC (%) More than 98.0
Loss on dry ...
Last Updated: Aug 13, 2010
(4R, Cis)-1, 1-dimethylethyl6-aminoethyl-2, 2-dimethyl-1, 3-dioxane-4-Acetate
Test Item
Standard
Appearance light yellow-blue liquid
Methanol
Less than 3.0%
Assay GC ...
Last Updated: Aug 13, 2010
(4R-cis)6- -2, 2- -1, 3- -4-
(4R, Cis)-1, 1-dimethylethyl-cyanomethyl-2, 2-dimethyl-1, 3-dioxane-4-acetate
Test Item
Standard
Appearance Off-white or white
Crystalline ...
Last Updated: Aug 13, 2010
(R)- 4- -3- -
(R)-4-cyano-3-hydroxybutyric acid ethyl ester
Test Item
Standard
Appearance: Colorless to light yellow liquid
Density (g/ml) 1.1 -1.2
Specific Rotation ...
Last Updated: Aug 13, 2010
Ehyl-4-(-) Ehyl-4-(-)chloro-3-hydroxybutyrate
Test Item
Standard
Appearance: Colorless to light yellow liquid
Density (g/ml) 1.1 -1.2
Specific Rotation
(-28.0 )- ...
Last Updated: Aug 13, 2010
