Custom Synthesis
Amlodipine Besylate
- Cat No
- ARC-2002
- CAS No
- 111470-99-6
- Formula
- C26H31ClN2O8S
- Mol Weight
- 567.05 g/mol
API & Impurity Standards
Browse Arthkem’s API & Impurity Standards – high-purity reference materials for active pharmaceutical ingredients and their related impurities, degradation products, and process intermediates. Used for method validation, quantification, and regulatory compliance testing in pharmaceutical quality control and analytical laboratories. Custom synthesis available for standards not listed in our catalog.
Showing 1–16 of 328 results
Custom Synthesis
- Custom Synthesis
Amlodipine Besylate EP Impurity C
- Cat No
- ARC-2107
- CAS No
- 721958-74-3
- Formula
- C22H30ClN3O6
- Mol Weight
- 467.94 g/mol
- Custom Synthesis
Amlodipine Besylate Impurity A
- Cat No
- ARC-2105
- CAS No
- 88150-62-3
- Formula
- C28H27ClN2O7
- Mol Weight
- 538.98 g/mol
- Custom Synthesis
Amlodipine Besylate Impurity B
- Cat No
- ARC-2106
- CAS No
- 721958-72-1
- Formula
- C29H32ClN3O7
- Mol Weight
- 570.03 g/mol
- Custom Synthesis
- Custom Synthesis
Aspirin EP Impurity C
- Cat No
- ARC-2109
- CAS No
- 69-72-7
- Formula
- C7H6O3
- Mol Weight
- 138.12 g/mol
- Custom Synthesis
Aspirin Impurity B
- Cat No
- ARC-2108
- CAS No
- 636-46-4
- Formula
- C8H6O5
- Mol Weight
- 182.13 g/mol
- Custom Synthesis
Aspirin Related Compound
- Cat No
- ARC-2110
- CAS No
- 99-96-7
- Formula
- C7H6O3
- Mol Weight
- 138.10 g/mol
- Custom Synthesis
Atorvastatin Calcium
- Cat No
- ARC-2001
- CAS No
- 134523-03-8
- Formula
- C66H68CaF2N4O10
- Mol Weight
- 1155.36 g/mol
- Custom Synthesis
Atorvastatin Calcium EP Impurity C
- Cat No
- ARC-2111
- CAS No
- 693793-53-2
- Formula
- C66H66CaF4N4O10
- Mol Weight
- 1191.34 g/mol
- Custom Synthesis
Atorvastatin Calcium N-Oxide
- Cat No
- ARC-2113
- CAS No
- Available on Request
- Formula
- C66H68CaF2N4O11
- Mol Weight
- 1171.36 g/mol
- Custom Synthesis
Atorvastatin Calcium Related Compound
- Cat No
- ARC-2112
- CAS No
- Available on Request
- Formula
- Available on Request
- Mol Weight
- On Request
- Custom Synthesis
Azithromycin
- Cat No
- ARC-2003
- CAS No
- 83905-01-5
- Formula
- C38H72N2O12
- Mol Weight
- 749.00 g/mol
- Custom Synthesis
Azithromycin Enantiomer (R-Form)
- Cat No
- ARC-2116
- CAS No
- Available on Request
- Formula
- C38H72N2O12
- Mol Weight
- 749.00 g/mol
- Custom Synthesis
Azithromycin N-Oxide
- Cat No
- ARC-2115
- CAS No
- Available on Request
- Formula
- C38H72N2O13
- Mol Weight
- 765.00 g/mol
- Custom Synthesis
Azithromycin Related Compound
- Cat No
- ARC-2114
- CAS No
- Available on Request
- Formula
- Available on Request
- Mol Weight
- On Request
