Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Levonorgestrel, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Levonorgestrel impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Levonorgestrel-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Our Levonorgestrel-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Levonorgestrel Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Levonorgestrel D8 | Stable Isotopes | CS-F-00031 | 797-63-7(unlabelled) | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| D-Ethylgonendione | API | CS-T-22850 | 21800-83-9 | In Stock |
| Levonorgestrel Sulfate | API | CS-O-43144 | Not Available | Enquire |
| Levonorgestrel Sulfate Sodium Salt | API | CS-T-96156 | ---- | Enquire |
| Norethindrone | API | CS-O-01977 | 68-22-4 | In Stock |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (17a)-13-Ethyl-3-methoxy-18,19-dinorpregna-3,5-dien-20-yn-17... | Impurity | CS-T-54488 | 176254-10-7 | In Stock |
| (5S,8R,9S,13S,14S,17R)-13-Ethyl-17-ethynyl-17-hydroxy-2,4,5,... | Impurity | CS-O-59189 | ---- | Enquire |
| 17-epi-Levonorgestrel | Impurity | CS-O-59188 | 178737-52-5 | Enquire |
| 3α, 5α tetrahydrolevonorgestrel | Impurity | CS-O-46425 | 19954-02-0 | Enquire |
| 3α, 5β-tetrahydro-levonorgestrel | Impurity | CS-P-02825 | Not Available | Enquire |
| 5a-Dihydrolevonorgestrel | Impurity | CS-T-53123 | 78088-19-4 | Enquire |
| 6β-Deshydroxy-10β-hydroxylevonorgestrel | Impurity | CS-TB-14843 | 20402-62-4 | Enquire |
| Levonorgestrel Acetate Delta-5 Impurity | Impurity | CS-O-43423 | 1175110-92-5 | Enquire |
| Levonorgestrel EP Impurity A | Impurity | CS-O-37870 | 1260525-53-8 | In Stock |
| Levonorgestrel EP Impurity I | Impurity | CS-T-55821 | 21508-50-9 | Enquire |
| Levonorgestrel Glucuronide | Impurity | CS-T-94712 | Not Available | Enquire |
| Levonorgestrel-3-isopropyldienol ether | Impurity | CS-O-43827 | Not Available | Enquire |
| rac 18-Methyl Mestranol | Impurity | CS-O-57777 | 852-82-4 | Enquire |
| Δ5(10),6,8(9)-D-(-)-Norgestrel | Impurity | CS-T-59731 | 155683-59-3 | In Stock |
| (+/-) Levonorgestrel EP Impurity A | Impurity | CS-T-51784 | 110785-09-6 | Enquire |
| (17a)-(+/-)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-die... | Impurity | CS-T-54514 | 799-43-9 | Enquire |
| (17a)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-y... | Impurity | CS-T-74349 | 14507-51-8 | Enquire |
| 13-Ethylgon-5(10)en-3,17-dione | Impurity | CS-T-22849 | 4222-96-2 | Enquire |
| Levonorgestrel EP Impurity G | Impurity | CS-O-15349 | 87585-03- 3 | Enquire |
| Levonorgestrel EP Impurity P | Impurity | CS-O-15352 | 100021-05-4 | Enquire |
| Levonorgestrel EP Impurity Q | Impurity | CS-ZG-35652 | 14507-49-4 | Enquire |
| Levonorgestrel EP Impurity R | Impurity | CS-O-32358 | 2322-77-2 | Enquire |
Intermediate
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 6(7)-Dehydro Norgestrel | Intermediate | CS-T-51783 | 51087-61-7 | In Stock |
Steroids
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| delta-6,8(14)-Levonorgestrel | Steroids | CS-O-43701 | 93798-38-0 | Enquire |