Organolithium
Sigma Aldrich Fine Chemicals Biosciences SIGMA ALDRICH FINE CHEMICALS BIOSCIENCES
NC3904241 N-BUTYLLITHIUM SOLUTION
Medchemexpress LLC N2,N6-bis(tert-butoxycarbonyl)-D-lysine | 65360-27-2 | MFCD00076960 | ≥95.0% | 346.42 | C16H30N2O6 | 5 G
N2,N6-Bis(tert-butoxycarbonyl)-D-lysine is a Boc-protected derivative of D-lysine used as a protected amino acid building block in peptide synthesis and organic synthesis. Protection of both the N2 and N6 amino groups enables selective coupling and deprotection sequences, making it useful for multi-step peptide assembly and derivatization. Supplied as a solid for research use.
Medchemexpress LLC 1,2:3,4-di-O-isopropylidene-α-D-galactopyranose | 4064-06-6 | MFCD00063225 | 97.0% | 260.28 g/mol | C12H20O6 | 50 G
1,2:3,4-Di-O-isopropylidene-α-D-galactopyranose is an isopropylidene-protected derivative of D-galactopyranose used as a synthetic building block and reagent in carbohydrate chemistry and glycobiology research. It is employed to protect vicinal diols during multistep syntheses, enabling selective modifications and assembly of oligosaccharides.
- Protects 1,2- and 3,4-hydroxyl groups for selective carbohydrate transformations.
- Useful building block for oligosaccharide synthesis and glycoconjugate preparation.
- Available as a high-purity reagent suitable for analytical and synthetic work.
- Soluble in common organic solvents used in synthetic protocols.
- Facilitates regioselective functionalization of galactose derivatives.