cas 7491-74-9 Piracetam Piracetam//7491-74-9
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chemical name:piracetam
cas no.: 7491-74-9
assay:99%min
chemical name:piracetam
appearance:white crystalline powder
cas no.: 7491-74-9
M.F.:C6H10N2O2
assay:99%min
density:1.239g/cm3
boiling point:408.3°C at 760 mmHg
package:as customers'
GMP Piracetam powder /high purity CAS 7491-74-9 /Pircetm / 2-oxopyrrolidin-l-ylacetamide
Colour Reaction |
Positive reaction |
Comparative Spectrum |
Retention time of the principal peak is identical with that of the comparative solution |
Comparative spectrum |
Infrared rays absorption spectrum is identical with comparative spectrum |
Clarify of solution and colour |
Be up to the standard |
PH |
5.0-7.0 |
Related substances |
The area of total impurities' peak isn't more than the area of the comparative solution's principal peak |
Loss on drying |
≤0.5% |
Residue on ignition |
≤0.1% |
Heavy Metals |
≤20ppm |
Assay (HPLC) |
98.0%-102.0% |
Microbial Limit Tests |
Conforms |
Packing |
25kgs or 20kgs/paper drum |
Usage |
Improve ideation and memory, used to cure memory and ideation regression caused by cerebral arteriosclerosis and cerebrovascular accidents
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