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1. CBZ-L-Phenylalanine ,CBZ-S-Phenyl-L-cysteine

CBZ-L-Phenylalanine is used as a key intermediate of Ramipril and its analog.
* CBZ-L-Valine is used as a key intermediate of Valaciclovir.
* CBZ-S-Phenyl-L-cysteine is used as a key intermediate of Nelfinavir

2. Norvaline

Product name: L-Norvaline;
L-(-)-2-Aminovaleric acid;
L-Nva
Molecular formula:C5H11NO2
Molecular weight:117.1474
CAS:6600-40-4
Identfication: white powder
Titre perchlorate: 98.5%-101%
Specific Rotation: (+)23°—(+)25°
Loss on drying: ≤0.5%
D-Norvaline: ≤0.1%
L-valine: ≤0.1%
L-Lcucine: ≤0.1%
L-Narlcucine: ≤0.1%

Product name: D-Norvaline;
D-(-)-2-Aminovaleric acid;
D-Nva
Molecular formula:C5H11NO2
CAS:2013-12-9
Identfication: white powder
Titre perchlorate: 98.5%-101%
Specific Rotation: (-)23°—(-)25°
Loss on drying: ≤0.5%
L-Norvaline: ≤0.1%
D-valine: ≤0.1%
D-Lcucine: ≤0.1%
D-Narlcucine: ≤0.1%

Product name: 2-Aminopentanoic acid; 2-aminovaleric acid; DL-2-Amino-n-valeric Acid; DL-2-Aminovaleric acid; DL-Norvaline;
Molecular formula:C5H11NO2
Molecular weight :117.1474
CAS:760-78-1
Identfication:white powder
Titre perchlorate :98.5%-101%
Loss on drying :≤0.5%
other amlno aclds :≤0.5%

3. N-Carbobenzyloxy-L-valine

N-CBZ-L-Valine-2-[(6-oxo-2-amino-1,6-dihydro-9H-Purine-9-yl)methoxyl]ethylester
CAS No.: 1149-26-4
Molecular Formula : C21H26N6O6
Chemical Name:
Molecular Structure:
Usage: Intermediate for Valcyclovir Hydrochloride