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p-Nitrobenzyl-6-(1-hydroxyethyl)-1-azabicyclo(3.2.0)heptane- 3,7-dione-2-carboxylate

CAS No.: 74288-40-7
Almost white to yellow crystalline powder.

Certificate of Analysis 


Product Name
p-Nitrobenzyl-6-(1-hydroxyethyl)-1-azabicyclo(3.2.0)heptane-3,7-dione-2-carboxylate CAS# 74288-40-7
Molecular Structure Batch No. MFG. DATE EXP. DATE
20190120 2019.01.20 2020.01.19
Molecular Weight Molecular Formula
348.31 C16H16N2O7
Quantity Packing 
1000kg 25kg/drum
Storage  Keep in a cool & dry place
Items Specification Results
Appearance Almost white to yellow crystalline powder Yellowish crystalline powder
Identification The retention time of the major peak in the chromatogram obtained form test solution corresponds to that in the chromatogram of the reference solution,as obtained in the assay. Conforms
Specific optical rotation +188 to +210︒ 204.9︒
Moisture Not more than 0.5% 0.26%
Related substances Any other impurity not more than 0.5% 0.072%
M4 not more than 0.1% ND
Total impurity not more than 1.0% 0.27%
Assay (anhydrous substance) Not less than 98.0% 99.66%
Conclusion Meet the requirement of HOUSE standard.

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