Cefprozil Δ3 Isomer CAS 1000980-59-5
| CAS No. | 1000980-59-5 |
| Molecular Formula | C18H19N3O5S |
| Molecular Weight | 389.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 389.43 g/mol gives Cefprozil Δ3 Isomer distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Cefprozil Δ3 Isomer (CAS 1000980-59-5), a certified reference material (molecular formula C18H19N3O5S, MW 389.43 g/mol) for analytical method development and quality control.
Based on its molecular formula C18H19N3O5S, Cefprozil Δ3 Isomer contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 389.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Cefprozil Δ3 Isomer meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C18H19N3O5S |
| Molecular Weight | 389.43 g/mol |
| Purity | >90% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Cefprozil Standards
- Cefprozil Impurity N1(Z-Cefprozil) (CAS 121412-77-9)
- Cefprozil (CAS 92665-29-7)
- Cefprozil EP Impurity K-Isomer 1 (CAS CATO-C4X-149216)
- Cefprozil (E)-Isomer (CAS 92676-86-3)
- Cefprozil EP Impurity K-Isomer 2 (CAS CATO-C4X-149222)
- Cefprozil EP Impurity K-Isomer 3 (CAS CATO-C4X-149223)
- Cefprozil EP Impurity K-Isomer 4 (CAS CATO-C4X-149224)
- Cefprozil EP Impurity K Mixture(Isomer 1,2,3,4) (CAS CATO-C4X-149226)
Recommended Standards
- Tert-butyl (R)-3-(2-((4,4,4-trifluorobutyl)sulfonyl)ethyl)morpholine-4-carboxylate (CAS 2306246-54-6)
- n-(5-Amino-4-(benzo[d]thiazol-2-yl)-3-oxo-2,3-dihydro-1h-pyrrol-1-yl)-1h-indole-3-carboxamide (CAS 380561-38-6)
- n-(4-Methoxyphenyl)-5-(morpholine-4-sulfonyl)-1,3-benzoxazol-2-amine (CAS 730949-76-5)
- Methyl 3-[4-([1,1-biphenyl]-4-ylcarbonyl)-1H-1,2,3-triazol-1-yl]-2-thiophenecarboxylate (CAS 439111-70-3)
- 4-Chloro-6-(difluoromethyl)-5-hydroxypyridine-3-sulfonyl chloride (CAS 1804858-25-0)
- Dimethyl 4-methoxybenzylphosphonate (CAS 17105-65-6)
- 2-Amino-N-[3-(methylsulfamoyl)phenyl]propanamide hydrochloride (CAS 1258639-56-3)
- 5-(Ethylamino)-1,3,4-thiadiazole-2(3H)-thione (CAS 55774-34-0)
- Tert-butyl 3-(piperidin-4-yl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazine-7(8H)-carboxylate hydrochloride (CAS 1803561-25-2)
- 4-Methyl-6-(phenylamino)pyrimidine-5-carbonitrile (CAS 89549-71-3)
- Fenarimol Impurity 2 (Triarimol) (CAS 26766-27-8)
- Ethyl 5-(2-chloroacetamido)-1-methyl-1h-pyrazole-4-carboxylate (CAS 81679-07-4)
- 1,4-Dichloro-2-fluoro-3-iodobenzene (CAS 1803725-53-2)
- Endo-Pro36-Tirzepatide (CAS CATO-CPTD788688)
Why CATO?
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