Dicloxacillin Sodium Salt
- CAS343-55-5
- CatalogueRS-Z401I5H
- FormulaC19H16Cl2N3NaO5S
- MW491.01
On this page
Product identification
| Product name | Dicloxacillin Sodium Salt |
|---|---|
| Catalogue No. | RS-Z401I5H |
| CAS No. | 343-55-5 |
| Molecular formula | C19H16Cl2N3NaO5S |
| Molecular weight | 491.01 |
| Availability | Custom synthesis— made to order, typically 3–4 weeks |
| Standard type | General Reference Standards |
| Drug substance | Dicloxacillin |
| Also known as | CATO |
| Storage | Refer to the certificate of analysis (COA) supplied with each lot |
| Intended use | For laboratory and research use only. Not for human or veterinary use. |
What is stated on the certificate
Content and purity are assigned per lot and stated on the certificate of analysis issued for the batch you receive — they are not a catalogue-level figure. The certificate records the tests performed, the specification applied and the result obtained for that lot.
| Field | Basis |
|---|---|
| Identity | Spectroscopic and chromatographic methods appropriate to the material |
| Purity | Chromatographic purity, area normalisation unless stated otherwise |
| Assay / content | Mass balance, corrected for the stated volatiles and residue |
| Catalogue and batch numbers | RS-Z401I5H / batch number on the certificate |
| Retest date | Printed on the certificate for the lot supplied |
Frequently asked
What documentation is supplied with this lot?
Is the assigned value given on an “as is” basis?
How should this material be stored?
Do you supply pack sizes other than those listed?
Finding this standard
Buyers reach this compound by CAS number, by catalogue number, through the drug substance it belongs to, or through the type of standard it is. Those routes all start here:
- Other impurities of Dicloxacillin
- General Reference Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-Z401I5H
- Request a quotation for RS-Z401I5H
Searching another way? Send the structure, a SMILES string or the pharmacopoeial name — a CAS number is not required for a non-compendial impurity. Write to sales@rssechem.com.
Other standards of Dicloxacillin
All 10 further standards are listed here — every link is in the page, not loaded later.
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Dicloxacillin
BACK ORDERRS-U077292 -
Dicloxacillin EP Impurity A
BACK ORDERRS-D100001 -
Dicloxacillin EP Impurity D
IN STOCKRS-D100004 -
Dicloxacillin USP Related Compound D
CUSTOM SYNTHESISRS-D100002 -
Dicloxacillin USP Related Compound F
BACK ORDERRS-D083001 -
Dicloxacillin USP Related Compound H
BACK ORDERRS-D100003 -
[3-(2,6-Dichlorophenyl)-5-methyl-4-isoxazolyl]carbonyl N3-Acetylpenicilloic Acid
BACK ORDERRS-I010395 -
Dicloxacillin Impurity 7
IN STOCKRS-D100007 -
Dicloxacillin Impurity 10
BACK ORDERRS-D100006 -
Dicloxacillin Impurity 16
CUSTOM SYNTHESISRS-D100005
Pharmacopoeial names (EP, USP, BP, JP) are used for identification purposes only and do not imply endorsement by those bodies. This product is supplied for laboratory and research use only — not for human or veterinary use.






![Chemical structure of [3-(2,6-Dichlorophenyl)-5-methyl-4-isoxazolyl]carbonyl N3-Acetylpenicilloic Acid](/structures/w4/DLKZPLCKGFARLR-XYJFISCASA-N.webp?v=8)


