Conjugated Estrogens EP Impurity G(Stabilzed with up to 40% Tromethamine) CAS 61612-83-7
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 61612-83-7 |
| Molecular Formula | C18H19NaO5S |
| Molecular Weight | 370.40 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Conjugated Estrogens EP Impurity G(Stabilzed with up to 40% Tromethamine) (CAS 61612-83-7) pharmacopoeial impurity standards reference standard. Molecular formula: C18H19NaO5S. Molecular weight: 370.40 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C18H19NaO5S |
| Molecular Weight | 370.40 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, 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) | 9.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Sulfur Atoms | 1 |
Related Conjugated Standards
- Conjugated Estrogens EP Impurity E (CAS 56086-66-9)
- Conjugated Estrogens EP Impurity F (CAS 16680-50-5)
- Conjugated Estrogens EP Impurity C (CAS 16680-49-2)
- Conjugated Estrogens EP Impurity H (CAS 16680-48-1)
- Conjugated Estrogens EP Impurity A (CAS 56050-04-5)
- Conjugated Estrogens Impurity 17 (CAS CATO-C4X-141617)
- Conjugated Linoleic Acid Ethyl Ester, 90% (Mixture of Isomers) (CAS 137142-61-1)
- Conjugated Linoleic Acid Methyl Ester (CAS 1002-79-5)
Recommended Standards
- Sulfadiazine Impurity 17 (CAS 450365-21-6)
- Indobufen Impurity 56 (CAS 858847-37-7)
- Nafamostat impurity 98 (CAS CATO-C4X-133298)
- Rupatadine Impurity 35 (CAS 1632412-57-7)
- Olmesartan Impurity 8 (CAS CATO-C4X-10978)
- (1-methyl-1H-1,2,3-triazol-4-yl)methanol hydrochloride (CAS 367281-46-7)
- 3-Amino-N-(5-oxo-1-(2,4,6-trichlorophenyl)-4,5-dihydro-1H-pyrazol-3-yl)benzamide (CAS 40567-18-8)
- N-Cyclopropyl-1H-pyrrolo[2,3-b]pyridin-6-amine (CAS 1018441-18-3)
- N-(4H-1,2,4-Triazol-4-yl)-1H-benzo[d]imidazol-2-amine (CAS 667908-28-3)
- 3X Flag Peptide trifluoroacetate salt (CAS 402750-12-3)
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