Bisnoralcohol(BA) (cas 60966-36-1)
- CAS NO .:60966-36-1
- appearance: white or white-like crystalline powder
- content:≥ 98.0%
- Melting point:≥ 138.0 ℃
- loss on drying:≤ 0.50%
- packing: net weight25kg/barrel
- use: steroid hormone drug intermediate
16-beta Methyl Epoxide (CAS 24916-90-3)
| Category | Details |
|---|---|
| Name | 16-beta Methyl Epoxide (16β-Methyl Epoxide) |
| CAS Number | 24916-90-3 |
| Synonyms | 16-ALPHA METHYL EPOXIDE; 8DM; 9,11β-EPOXY-17,21-DIHYDROXY-16α-METHYL-PREGNA-1,4-DIENE-3,20-DIONE; 9β,11β-EPOXY-17,21-DIHYDROXY-16α-METHYLPREGNA-1,4-DIENE-3,20-DIONE; 16α-Methyl epoxide (8-DM); 16β-Methyl Epoxide 21-Acetate; Others listed in user data. |
| Molecular Formula | C₂₂H₂₈O₅ |
| Molecular Weight | 372.45 g/mol |
| Appearance | Pale-Yellow Solid |
| Melting Point | 210-220°C |
| Boiling Point | 564.9 ± 50.0°C (Predicted) |
| Density | 1.32 g/cm³ |
| Flash Point | 198°C |
| Solubility | Slightly soluble in Chloroform (heated/sonicated), DMSO (sonicated), Methanol; Insoluble in water. |
| Storage | Sealed, dry, stored at 2-8°C |
| pKa | 12.56 ± 0.70 (Predicted) |
| Color | White to Pale Yellow |
| Definition | Pyrethrolone ester of chrysanthemumdicarboxylic acid. One of the four primary active insecticidal ingredients of pyrethrum flowers. |
| Usage | – Metabolite of Mometasone Furoate. – Intermediate for anti-inflammatory drugs (e.g., Betamethasone). – Reference standard for drug purity testing. |
| Raw Material | Hecogenin (Dioscorea opposita saponin) |
| Preparation | Derived via epoxidation and esterification of Hecogenin. |
| Safety | Irritant (Xi hazard code). |
| Regulatory | Compliant with hazardous material regulations (EU EINECS: 213-563-4; China HS Code: 2918990090). |
Key Notes:
- Molecular Formula Correction: The original data (“CH₄O”) was revised to C₂₂H₂₈O₅ based on structural analysis.
- Application Context: Critical in steroid drug synthesis (e.g., hormonal therapies) and insecticide research.
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