Pharmaceutical Impurities

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Pharmaceutical Impurities

Pharmaceutical impurities and reference standards play a crucial role in ensuring the quality, safety, and efficacy of drug substances and formulations. Impurities are unintended substancesthat may arise during the synthesis, storage, or degradation of an API. Regulatory authorities mandate stringent impurity profiling and qualification to meet global compliance standards. Reference standards, on the other hand, serve as highly pure benchmarks for analytical testing, helping researchers and manufacturers confirm the identity, purity, and potency of pharmaceutical compounds. Their accurate characterization is essential for maintaining consistency and reliability in drug development and production.

At Zasya Life Sciences, we specialize in the custom synthesis of pharmaceutical impurities, offering tailored solutions to meet the unique needs of our clients. Our team of skilled scientists, backed by deep expertise in synthetic chemistry, provides high-quality impurities that are often challenging to source in the market. Whether it’s process-related, degradation, or API intermediates, we ensure the highest purity and analytical characterization to support regulatory submissions and R&D requirements.

Zasya extends its capabilities to peptide impurities, offering them exclusively through custom synthesis. Our expertise in complex molecular modifications allows us to design and synthesize peptide-related impurities that align with stringent research and quality control needs. With a commitment to innovation and excellence, we aim to be a trusted partner in impurity profiling, delivering superior-quality solutions with precision and reliability.

Keto Keto Sulfone KSHN ZLS
S-Deoxo Fulvestrant
S-Deoxo Fulvestrant

CAS No: 153004-31-0

Mol.F: C32H47F5O2S

Mol.Wt: 590.78

Inv. Status: In Stock

Fulvestrant-9-Sulfone
Fulvestrant-9-Sulfone

CAS No: 98008-06-1

Mol.F: C32H47F5O4S

Mol.Wt: 622.78

Inv. Status: In Stock

Fulvestrant-17-ketone
Fulvestrant-17-ketone

CAS No: 403656-89-3

Mol.F: C32H45F5O3S

Mol.Wt: 604.76

Inv. Status: In Stock

Benzyl Ricinoleate
Benzyl Ricinoleate

CAS No: 82153-73-9

Mol.F: C25H40O3

Mol.Wt: 388.59

Inv. Status: In Stock

Carfilzomib Diastereomer Impurity
Carfilzomib Diastereomer Impurity

CAS No: 2049025-49-0

Mol.F: C40H57N5O7

Mol.Wt: 719.92

Inv. Status: In Stock

Carfilzomib Chloro Impurity
Carfilzomib Chloro Impurity

CAS No: 1541171-67-8

Mol.F: C40H58ClN5O7

Mol.Wt: 756.38

Inv. Status: In Stock

Carfilzomib Diol Impurity
Carfilzomib Diol Impurity

CAS No: 1541172-75-1

Mol.F: C40H59N5O8

Mol.Wt: 737.94

Inv. Status: In Stock

Carfilzomib N-Oxide Impurity
Carfilzomib N-Oxide Impurity

CAS No: 1672698-96-2

Mol.F: C40H57N5O8

Mol.Wt: 735.92

Inv. Status: In Stock

Carfilzomib Acid Impurity
Carfilzomib Acid Impurity

CAS No: 868540-16-3

Mol.F: C31H42N4O6

Mol.Wt: 566.70

Inv. Status: In Stock