L-TERT-LEUCINE METHYL ESTER HYDROCHLORIDE 63038-27-7

Payment Method: T/T
Product Name: L-tert-Leucine methyl ester Hydrochloride CAS#:63038-27-7 Synonyms: L-tertiary Leucine methyl ester Hcl
Molecular Formula: C7H15NO2.HCL Molecular Weight: 181.66
Manufacture time: 2013-06-21 Batch No.:20130621-1
Testing time: 2013-07-10 Expiry time: 2015-06
Specification:
Item Standard Analysis data
Appearance White to off-white powder Conforms
Chromatographic purity
(% area normalization, by HPLC) Not less than 99.0% 99.5%
L-tert Leucine Not more than0.5% Conforms
Any other individual impurity Not more than0.5% Conforms
Total impurities Not more than 1.0% Conforms
Loss on drying(% w/w )(Dry 1.0g sample at 80℃ under vacuum for 3hours ) Not more than 0.5% 0.37%
Content of D-tert-Leucine methyl ester(% area normalization, by HPLC) Not more than 0.15% Conforms
Assay （% w/w o dried basis, by HPLC） 98.0-102.0% 99.6%
Conclusion The product conforms to the standard

63038-27-7