| Customization: | Available |
|---|---|
| Powder: | Yes |
| Customized: | Customized |
|
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|
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Pharmaceutical Intermediate
|
Product Name
|
4-Androste-3b-ol-17-one |
|
CAS
|
571-44-8 |
|
Appearance
|
White to Off-white Powder |
|
MF
|
C19H28O2 |
|
Molecular Weight
|
288.43 |
|
Purity
|
99% min
|
|
Storage
|
Keep in a cool, dry, dark location in a tightly sealed container or cylinder
|
|
Shelf Life
|
24 Months
|
| Item | Specifications | Results |
| Description | White or almost white powder | Complies |
| Loss on drying | ≤0.5% | 0.16% |
| Heavy metal | ≤0.002% | Complies |
| Total impurity | ≤2.0% | 0.76% |
| Single impurity | ≤1.0% | 0.67% |
| Cis-stereoisomer of Sirolimus | ≤5.0% | 2.4% |
| Assay | ≥98.0% | 99.2% |
| Name | CAS No. | Purity |
| Sunifiram | 314728-85-3 | 99.0% |
| Unifiram | 272786-64-8 | 99.0% |
| Idebenone | 58186-27-9 | 99.0% |
| Pramiracetam | 68497-62-1 | 99.0% |
| Fasoracetam | 110958-19-5 | 99.0% |
| Oxiracetam | 62613-82-5 | 99.0% |
| Phenylpiracetam hydrazide | 77472-71-0 | 99.0% |
| Galantamine Hydrobromide | 69353-21-5 | 98.0% |
| Tianeptine | 66981-73-5 | 99.0% |
| Tianeptine sodium | 30123-17-2 | 99.0% |
| Tianeptine hemisulfate monohydrate (THM) | 1224690-84-9 | 99.0% |
| 9-ME-BC(9-Methyl-9H-beta-carboline) | 2521/7/5 | 99.0% |
| Agomelatine | 138112-76-2 | 99.0% |
| 6-Paradol 98% | 27113-22-0 | 98% Oil form |
| 6-Paradol 50% | 27113-22-0 | 50% Powder form |
| Nicotinamide Riboside Chloride(NRC) | 23111-00-4 | 98.0% |
| Beta-Nicotinamide Mononucleotide(NMN) | 1094-61-7 | 99.0% |
| β-Nicotinamide Adenine Dinucleotide(NAD+) | 53-84-9 | 98.0% |
| Noopept,GVS-111 | 157115-85-0 | 99.0% |
| Piracetam | 7491-74-9 | 99.0% |
| Phenibut | 1078-21-3 | 99.0% |
| Coluracetam | 135463-81-9 | 99.0% |
| N-Methyl-D-aspartic acid(NMDA) | 6384-92-5 | 99.0% |
| Alpha GPC(Choline Alfoscerate) | 28319-77-9 | 99% Powder form |
| Alpha GPC(Choline Alfoscerate) | 28319-77-9 | 50% Graininess form |
| Citicoline | 987-78-0 | 99.0% |
| PRL-8-53 | 51352-87-5 | 98.0% |
| NSI-189 Phosphate | 1270138-41-4 | 99.0% |
Xi'an Biohorlden Industry&Trade Co.,Ltd is a national key high-tech enterprise,which mainly specializes in the R&D, operation and production of pharmaceuticals,and intermediates.Our company is situated in E&T development zone,xi'an city shaanxi,it is easy of access. Our company has independent R&D center,raw material synthesis workshop, has advanced quality instruments and equipmentm,several product patents there are 15 experts in our research team.We insist in innovation and produce high quality products.
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