Levonorgestrel Impurity 37 CAS 2762739-31-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2762739-31-9 |
| Molecular Formula | C24H38O5 |
| Molecular Weight | 406.56 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Levonorgestrel Impurity 37 (CAS 2762739-31-9) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C24H38O5. Molecular weight: 406.56 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C24H38O5 |
| Molecular Weight | 406.56 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
Related Levonorgestrel Standards
- Levonorgestrel Impurity 36 (CAS 2762739-30-8)
- Levonorgestrel Glycidol (CAS 117635-12-8)
- Levonorgestrel acetate-3-ethyldienol Ether (CAS 55547-52-9)
- Levonorgestrel Impurity 43 (CAS 2762739-33-1)
- Levonorgestrel Acetate Delta-5 Impurity (CAS 1175110-92-5)
- Levonorgestrel EP Impurity O (CAS 155683-60-6)
- Levonorgestrel-3-ethyldienol Ether (CAS 24908-87-0)
- Levonorgestrel Impurity 40 (10R) (CAS CATO-C4X-167740)
Recommended Standards
- Chenodeoxycholic Acid Impurity 4 (CAS CATO-C4X-15834)
- Olopatadine Impurity 48 (CAS CATO-C4X-171848)
- Ursodeoxycholic acid impurity 63 (CAS 81873-91-8)
- Ixazomib Impurity 83 (CAS CATO-C4X-126783)
- Polidocanol Impurity 6 (CAS CATO-C4X-29446)
- Methyl 3-cyclopropylthiophene-2-carboxylate (CAS 1871848-03-1)
- 2-(Dimethylamino)-N-(4-phenylthiazol-2-yl)acetamide (CAS 66179-92-8)
- N-(2-(5,8-Dimethyl-2-oxo-1,2-dihydroquinolin-3-yl)ethyl)-3,3-dimethylbutanamide (CAS 851407-28-8)
- 7-Allyloxepan-2-one (CAS 68854-26-2)
- Tau Peptide (306-336) (Repeat 3 Domain) trifluoroacetate salt (CAS 330456-26-3)
Why CATO?
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