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Product name: Pregabalin powder
Other name: Pregabalin intermediate
CAS: 148553-50-8
Molecular Formula: C8H17NO2
Assay: 99%
Appearance: White crystal powder
|
Item |
Standard |
|
Appearance |
White or almost white crystalline powder |
|
Specific rotation |
+9.0~ +11.5° |
|
PH |
6.0~8.0 |
|
Loss on drying |
≤0.5% |
|
Residue on ignition |
≤0.1% |
|
Heavy metals |
≤0.002% |
|
Assay (on dried basis) |
≥98.5% |
|
R-pregabalin(HPLC) |
≤0.5% |
|
Related substances |
S-(+)-mandel ≤0.1% |
|
Unspecific individual impurity≤0.4% |
|
|
Total impurities≤1.0% |
|
|
Residual solvents |
isopropylketone≤3000ppm tetrahydrofuran≤720ppm |

1. Pharmacological efficacy: Pregabalin is a novel γ-aminobutyric acid (GABA) receptor agonist, can block the voltage-dependent calcium channels to reduce neurotransmitter release.
2. The main clinical for the treatment of peripheral neuropathic pain as well as part of adjuvant treatment of focal seizures.
3. Treatment of epilepsy in developing the most promising drug in a drug treatment better and more convenient administration. Can also be used to treat pain and anxiety.
|
Items |
Purity |
CAS No. |
|
Noopept |
99% |
157115-85-0 |
|
Sunifiram |
99% |
314728-85-3 |
|
Unifiram |
99% |
272786-64-8 |
|
Aniracetam |
99% |
72432-10-1 |
|
Pramiracetam |
99% |
68497-62-1 |
|
Coluracetam |
99% |
135463-81-9 |
|
Piracetam |
99% |
7491-74-9 |
|
Fasoracetam |
99% |
110958-19-5 |
|
PRL-8-53 |
99% |
51352-88-6 |
|
NSI-189 |
99% |
1270138-40-3 |
|
idebenone |
99% |
58186-27-9 |
|
NSI-189 phosphate |
99% |
135463-81-9 |
|
CDP-Choline |
99% |
987-78-0 |
|
Alpha GPC(Choline Alfoscerato) |
99%/50% |
28319-77-9 |
|
Carphedon(Phenylpiracetam) |
99% |
77472-70-9 |
|
Oxiracetam |
99% |
62613-82-5 |
|
Adrafinil |
99.5% |
63547-13-7 |
|
Hydrafinil(9-fluorenol) |
99% |
1689-64-1 |
|
Galantamine Hydrobromide |
99% |
1953-4-4 |
|
Agomelatin |
99% |
138112-76-2 |
|
Tianeptine sodium salt |
99% |
30123-17-2 |
|
Tianeptine free acid |
99% |
66981-73-5 |
|
Tianeptine sulfate |
99% |
1224690-84-9 |
|
5-HTP |
99% |
56-69-9 |
|
Pikamilone |
99% |
34562-97-5 |
|
Phenibut |
99% |
1078-21-3 |


Qingdao Sigma Chemical Co.,Ltd is a global chemical industry manufacturers and suppliers of pharmaceuticals
and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co.,Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.


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