Oxacillin Impurity 3 (CAS 21106-64-9) — formula C19H18ClN3O5S, molecular weight 435.9; category pharmaceutical intermediates and APIs.
Oxacillin Impurity 3 (CAS 21106-64-9) is a chemical raw material in the pharmaceutical intermediates and APIs category. Its molecular formula C19H18ClN3O5S comprises 19 C, 18 H, 1 Cl, 3 N, 5 O, 1 S atoms. Its molecular weight is about 435.9. Reported physicochemical data: LogP about 3. 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 | 21106-64-9 |
|---|---|
| Molecular Formula | C19H18ClN3O5S |
| Molecular Weight | 435.9 |
| LogP | 3 |
| Category | Pharmaceutical Intermediates & APIs |
Oxacillin Impurity 3 is a pharmaceutical intermediate or API compound with CAS registry number 21106-64-9 and molecular formula C19H18ClN3O5S (molecular weight 435.9), belonging to the pharmaceutical intermediates and APIs segment of chemical raw materials.
CAS number: 21106-64-9
Its molecular formula C19H18ClN3O5S comprises 19 C, 18 H, 1 Cl, 3 N, 5 O, 1 S atoms.
Also known as: Oxacillin Impurity 3 · 苯唑西林杂质3
Category: pharmaceutical intermediates and APIs
The CAS registry number of Oxacillin Impurity 3 is 21106-64-9.
Molecular formula C19H18ClN3O5S, molecular weight 435.9.
It is also registered under: Oxacillin Impurity 3, 苯唑西林杂质3.
Category: Pharmaceutical Intermediates & APIs.
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 Oxacillin Impurity 3 (CAS 21106-64-9), compiled from public chemistry databases.
| CAS Number | 21106-64-9 |
|---|---|
| PubChem CID | 175675300 |
| Molecular Formula | C19H18ClN3O5S |
| IUPAC Name | (2S,5R,6R)-6-[[3-(4-chlorophenyl)-5-methyl-1,2-oxazole-4-carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid |
| Molecular Weight | 435.9 |
|---|---|
| XLogP3 | 3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 4 |
| Exact Mass | 435.0655696 |
| Monoisotopic Mass | 435.0655696 |
| Topological Polar Surface Area | 138 |
| Heavy Atom Count | 29 |
Oxacillin Impurity 52; Oxacillin EP Impurity G; Oxacillin Sodium Impurity 13; 21106-64-9
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 苯唑西林杂质3