High Quality Dmaa Powder Supplier - API Norethindrone CAS 68-22-4 for female contraception – Zhuoer
High Quality Dmaa Powder Supplier - API Norethindrone CAS 68-22-4 for female contraception – Zhuoer Detail:
Norethindrone is used to prevent pregnancy.
| Product Name | Norethindrone |
| Chemical Name | 17a-ethynyl-19-nortestosterone |
| Other Name | 17ALPHA-ETHYNYL-17BETA-HYDROXY-19-NOR-4-ANDROSTEN-3-ONE;17ALPHA-ETHYNYL-19-NORTESTOSTERONE;19-NOR-4-ANDROSTEN-17-ALPHA-ETHYNYChemicalbookL-17-BETA-OL-3-ONE;19-NOR-4-ETHISTERONE;19-NORETHINDRONE;19-NORETHISTERONE;19-NOR-17ALPHA-ETHYNYL-4-ANDROSTEN-17BETA-OL-3-ONE |
| CAS Number | 68-22-4 |
| Molecular Formula | C20H26O2 |
| Formula Weight | 298.43 |
| Appearance | White or almost white crystalline powder |
| Assay | 97.0% min |
| Melting Point | 202 ~ 208 °C |
| Boiling Point | 379.83°C |
| Density | 1.0766 g/cm3 |
| Package | 20kg/bag/drum, 25kg/bag/drum, or as you required |
| Storage | Store the container tightly closed in a dry & cool place. Do not expose to direct sunlight. |
| COA & MSDS | Available |
| Application | For research purpose |
| TEST | ACCEPTANCE CRITERIONS | RESULTS |
| Identification | TLC | Positive |
| UV spectrum | Positive | |
| IR spectrum | Positive | |
| Characteristics | White or almost white crystalline powder | conform |
| Melting point | 202 ~ 208℃ | 202.5~207℃ |
| Loss on drying | ≤0.5% | 0.23% |
| Specific rotation | ﹣30° ～﹣38° | ﹣34.5° |
| Solution appearance | clear,and free from undissolved solid | Pass |
| Limit of ethynyl group | 8.18%～8.43% | 8.27% |
| Related substanes | total impuritics≤1.5%only one impurity≤0.5% | Pass |
| Residue on ignition | ≤0.1％ | Pass |
| Assay | 97.0～103.0％ | 99.06% |
Norethindrone is a form of progesterone, a female hormone important for regulating ovulation and menstruation. Norethindrone is used for birth control (contraception) to prevent pregnancy. Norethindrone is also used to treat menstrual disorders, endometriosis, or abnormal vaginal bleeding caused by a hormone imbalance.
How should I take Norethindrone?
Contact: erica@zhuoerchem.com
Payment terms
T/T(telex transfer), Western Union, MoneyGram, Credit card, PayPal,
Alibaba Trade Assurance, BTC(bitcoin), etc.
Lead time
≤100kg: within three working days after payment received.
＞100kg: one week
Sample
Available.
Package
20kg/bag/drum, 25kg/bag/drum
or as you required.
Storage
Store the container tightly closed in a dry & cool place.
Do not expose to direct sunlight.
Product detail pictures:
Related Product Guide:
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By Chris from Lyon - 2018.09.12 17:18
Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
By James Brown from Birmingham - 2017.05.21 12:31
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