levonorgestrel-4 beta,5 beta-epoxide (CAS 51267-67-5) — formula C21H28O3, molecular weight 328.4; category organic chemicals.
levonorgestrel-4 beta,5 beta-epoxide (CAS 51267-67-5) is a chemical raw material in the organic chemicals category. Its molecular formula C21H28O3 comprises 21 C, 28 H, 3 O atoms. Its molecular weight is about 328.4. Reported physicochemical data: LogP about 2.7. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 51267-67-5 |
|---|---|
| Molecular Formula | C21H28O3 |
| Molecular Weight | 328.4 |
| LogP | 2.7 |
| Category | Organic Chemicals |
levonorgestrel-4 beta,5 beta-epoxide is a carbon-based organic compound with CAS registry number 51267-67-5 and molecular formula C21H28O3 (molecular weight 328.4), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 51267-67-5
Its molecular formula C21H28O3 comprises 21 C, 28 H, 3 O atoms.
Also known as: levonorgestrel-4 beta,5 beta-epoxide · (4Beta,5Beta,17Alpha)-4,5-环氧-13-乙基-17-羟基-18,19-二诺孕-20-炔-3-酮
Category: organic chemicals
The CAS registry number of levonorgestrel-4 beta,5 beta-epoxide is 51267-67-5.
Molecular formula C21H28O3, molecular weight 328.4.
It is also registered under: levonorgestrel-4 beta,5 beta-epoxide, (4Beta,5Beta,17Alpha)-4,5-环氧-13-乙基-17-羟基-18,19-二诺孕-20-炔-3-酮.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for levonorgestrel-4 beta,5 beta-epoxide (CAS 51267-67-5), compiled from public chemistry databases.
| CAS Number | 51267-67-5 |
|---|---|
| PubChem CID | 23623927 |
| Molecular Formula | C21H28O3 |
| IUPAC Name | (1S,2R,6R,8R,11R,12S,15R,16S)-16-ethyl-15-ethynyl-15-hydroxy-7-oxapentacyclo[9.7.0.02,8.06,8.012,16]octadecan-5-one |
| Molecular Weight | 328.4 |
|---|---|
| XLogP3 | 2.7 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 2 |
| Exact Mass | 328.20384475 |
| Monoisotopic Mass | 328.20384475 |
| Topological Polar Surface Area | 49.8 |
| Heavy Atom Count | 24 |
51267-67-5; Levonorgestrel-4beta,5-oxide; (4beta,5beta,17alpha)- 4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one; (4b,5b,17a)- 4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one; LN-4,5-Oxide; 4,5-Epoxy-5H-cyclopenta[a]phenanthrene, 18,19-Dinorpregn-20-yn-3-one Deriv.; Levonorgestrel-4beta,5beta-epoxide; Levonorgestrel 4beta,5-oxide; 51267-65-3; (4beta,5beta,17alpha)-(+-)-4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one; 18,19-Dinorpregn-20-yn-3-one, 4,5-epoxy-13-ethyl-17-hydroxy-, (4beta,5beta,17alpha)-; 18,19-Dinorpregn-20-yn-3-one, 4,5-epoxy-13-ethyl-17-hydroxy-, (4beta,5beta,17alpha)- (+-)-
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: (4Beta,5Beta,17Alpha)-4,5-环氧-13-乙基-17-羟基-18,19-二诺孕-20-炔-3-酮