Drug Standards
Sigma Aldrich Fine Chemicals Biosciences Valaciclovir impurity P European Pharmacopoeia (EP) Reference Standard | 1356019-51-6 |
Valaciclovir impurity P European Pharmacopoeia (EP) Reference Standard | Mol Wt: 660.68 | 1356019-51-6 |
Sigma Aldrich Fine Chemicals Biosciences Palonosetron Related Compound E United States Pharmacopeia (USP) Reference Standard | 135729-55-4 | 15MG
Palonosetron Related Compound E United States Pharmacopeia (USP) Reference Standard | Mol Wt: 330.85 | 135729-55-4 | 15MG
Sigma Aldrich Fine Chemicals Biosciences Vancomycin hydrochloride European Pharmacopoeia (EP) Reference Standard | 1404-93-9 |
Vancomycin hydrochloride European Pharmacopoeia (EP) Reference Standard | 1404-93-9 |
Medchemexpress LLC Ticagrelor impurity 6 | 2216753-87-4 | 99.1% | C23H28F2N6O4S | 1 MG
Ticagrelor impurity 6 is a high-purity chemical compound, presenting as a white to off-white solid. It has a molecular weight of 522.57 and a chemical formula of C23H28F2N6O4S. This substance serves as an impurity of Ticagrelor.
- Impurity of ticagrelor
- High purity (99.12%) for research applications
- White to off-white solid appearance
- Suitable for laboratory chemical uses
- Identified as a drug intermediate
Medchemexpress LLC Abemaciclib Impurity 1 | 1231930-33-8 | 99.4% | C11H12BrFN2 | 1 G
Abemaciclib Impurity 1 (6-Bromo-4-fluoro-1-isopropyl-2-methyl-1H-benzo[d]imidazole) is a drug intermediate for the synthesis of various active compounds. This product is for research use only and has not been fully validated for medical applications.
- Target: Drug intermediate
- Pathway: Others
- Store powder at -20°C for 3 years or 4°C for 2 years
- Store in solvent at -80°C for 6 months or -20°C for 1 month
- For research use only
Apexbio Technology LLC Lapatinib Ditosylate 388082-77-7 10mM (in 1mL DMSO)
Lapatinib Ditosylate (CAS 388082-77-7) is a reversible dual inhibitor of the ErbB-2 (HER2) and epidermal growth factor receptor (EGFR) tyrosine kinases It competitively binds to the ATP-binding sites of these receptors preventing activation and downstream signaling In vitro Lapatinib Ditosylate exhibits potent inhibition with IC50 values of 9 2 nM for ErbB-2 and 10 8 nM for EGFR and demonstrates over 300-fold selectivity compared to kinases such as MEK and ERK The compound suppresses proliferation and downstream phosphorylation events (Erk1/2 AKT) in cancer cell lines overexpressing ErbB-2/EGFR and induces G1 cell cycle arrest In vivo it reduces tumor growth in xenograft mouse models Lapatinib Ditosylate is widely utilized in studies exploring receptor tyrosine kinase function and targeted cancer therapies
Sigma Aldrich Fine Chemicals Biosciences Ethopabate Related Compound A United States Pharmacopeia (USP) Reference Standard | 4093-28-1 | 25MG
Ethopabate Related Compound A United States Pharmacopeia (USP) Reference Standard | Mol Wt: 209.2 | 4093-28-1 | 25MG
Medchemexpress LLC Donepezil (S)-enantiomer | 142057-80-5 | MFCD00912833 | 379.49 g/mol | C24H29NO3 | 5 MG
(S)-Donepezil is the S-enantiomer of donepezil, a potent and selective acetylcholinesterase (AChE) inhibitor used in research to probe cholinergic signaling and AChE-related pathways. The compound is supplied as a solid and as a 10 mM solution in DMSO and is intended for research use only.
- Potent acetylcholinesterase inhibition suitable for biochemical and cellular assays.
- Available as powder and DMSO solution for flexible dosing and preparation.
- Known chemical formula C24H29NO3 and molecular weight 379.49 g/mol for accurate calculations.
- Storage recommendations provided to preserve stability (powder and in solvent conditions).
- Batch-specific purity and documentation available upon request to support experimental reproducibility.
Sigma Aldrich Fine Chemicals Biosciences Naftidrofuryl impurity F European Pharmacopoeia (EP) Reference Standard | 41359-72-2 |
Naftidrofuryl impurity F European Pharmacopoeia (EP) Reference Standard | 41359-72-2 |
Sigma Aldrich Fine Chemicals Biosciences Polymyxin B sulfate European Pharmacopoeia (EP) Reference Standard | 1405-20-5 |
Polymyxin B sulfate European Pharmacopoeia (EP) Reference Standard | 1405-20-5 |
Sigma Aldrich Fine Chemicals Biosciences Neomycin sulfate, for microbiological assay European Pharmacopoeia (EP) Reference Standard | 1405-10-3 |
Neomycin sulfate, for microbiological assay European Pharmacopoeia (EP) Reference Standard | 1405-10-3 |