Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Cefazolin, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Cefazolin impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Cefazolin-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Our Cefazolin-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Cefazolin Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| [13C2, 15N]-Cefazolin | Stable Isotopes | CS-EK-02751 | 25953-19-9 unlabeled | Enquire |
| 7-epi-Cefazolin-13C2,15N Sodium Salt | Stable Isotopes | CS-T-97709 | Not Available | Enquire |
| Cefazolin-13C2,15N Sodium Salt | Stable Isotopes | CS-O-15582 | 27164-46-1 (unlabelled) | Enquire |
| Des[(5-methyl-1,3,4-thiadiazol-2-yl)thio] Cefazolin-3-methan... | Stable Isotopes | CS-T-97621 | Not Available | Enquire |
API Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cefazolin Acid | API Standards | CS-O-01111 | 25953-19-9 | In Stock |
| Cefazolin Lactone | API Standards | CS-T-70445 | 1172998-53-6 | Enquire |
| Cefazolin Sodium | API Standards | CS-O-04000 | 27164-46-1 | In Stock |
| Cefazolin sodium pentahydrate | API Standards | CS-O-54305 | 115850-11-8 | Enquire |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "Des[(5-methyl-1,3,4-thiadiazol-2-yl)thio] Cefazolin-3-metha... | Impurities | CS-T-89006 | 478494-71-2 | In Stock |
| Cefazolin Delta-2-Isomer | Impurities | CS-EO-04098 | 55390-53-9 | Enquire |
| Cefazolin EP Impurity A | Impurities | CS-T-03085 | 30246-33-4 | In Stock |
| Cefazolin EP Impurity B | Impurities | CS-O-13456 | 2384108-14-7 | Enquire |
| Cefazolin EP Impurity C | Impurities | CS-ZG-76801 | 56842-77-4 | In Stock |
| Cefazolin EP Impurity C | Impurities | CS-O-13457 | 56842-77-4 | Enquire |
| Cefazolin EP Impurity D sodium salt | Impurities | CS-O-13458 | 27164-45-0 | Enquire |
| Cefazolin EP Impurity E | Impurities | CS-T-35187 | 29490-19-5 | In Stock |
| Cefazolin EP Impurity F | Impurities | CS-O-13459 | 21732-17-2 | In Stock |
| Cefazolin EP Impurity G | Impurities | CS-O-13460 | 1172998-53-6 | Enquire |
| Cefazolin EP Impurity G (Triethylamine salt) | Impurities | CS-EO-03402 | 1172998-53-6 (Freebase) | Enquire |
| Cefazolin EP Impurity H | Impurities | CS-O-13461 | 957-68-6 | Enquire |
| Cefazolin EP Impurity I | Impurities | CS-O-13462 | 1675244-99-1 | Enquire |
| Cefazolin EP Impurity J | Impurities | CS-O-13463 | 1675245-00-7 | In Stock |
| Cefazolin EP Impurity J disodium salt | Impurities | CS-O-38151 | Not Available | In Stock |
| Cefazolin EP Impurity K | Impurities | CS-O-13464 | 1322626-65-2 | Enquire |
| Cefazolin EP Impurity L | Impurities | CS-O-13465 | Not Available | Enquire |
| Cefazolin Open-Ring Delta-2 | Impurities | CS-O-55503 | Not Available | Enquire |
| Cefazolin Related Compound D (Cefazolin open-ring lactone) | Impurities | CS-P-08613 | Not Available | Enquire |
EP Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cefazolin (C0682800) | EP Standards | CS-EG-00282 | 25953-19-9 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cefazolin Open-Ring Delta-3 | Fine Chemicals | CS-O-37322 | Not Available | Enquire |