Organolithium
Medchemexpress LLC Methyl 2,3-O-isopropylidene-α-L-rhamnopyranoside | 14133-63-2 | MFCD08703844 | ≥98.0% | 218.25 g·mol⁻¹ | C10H18O5 | 25 MG
Methyl 2,3-O-isopropylidene-α-L-rhamnopyranoside is a protected methyl rhamnopyranoside used as a carbohydrate building block in glycochemistry and glycobiology research. The 2,3-hydroxyls are masked as an isopropylidene acetal, enabling selective transformations at other positions and facilitating oligosaccharide assembly and derivatization. It is supplied as a small-scale reagent for laboratory synthesis and analytical work.
- Protected 2,3-diol as isopropylidene acetal for selective chemistry.
- Suitable building block for oligosaccharide synthesis and derivatization.
- Offered as a stable, easy-to-handle solid for bench-top use.
- Available in small research pack sizes for method development.
- Typically supplied with lot-specific analytical data or certificate of analysis.
Medchemexpress LLC α-D-Galactopyranose, 1,2:3,4-di-O-isopropylidene | 4064-06-6 | MFCD00063225 | 97.0% | 260.28 g·mol⁻¹ | C12H20O6 | 10 G
1,2:3,4-Di-O-isopropylidene-α-D-galactopyranose is a protected carbohydrate derivative used as a synthetic intermediate in organic and glycochemistry research. It temporarily masks the 1,2 and 3,4 hydroxyl groups of D-galactopyranose to enable selective transformations. Supplied as a colorless to light yellow liquid with supplier-stated purity around 97% and molecular weight 260.28 g·mol⁻1.
- Protected hydroxyl groups enable selective reactions.
- Suitable for glycosylation and carbohydrate synthesis.
- High supplier-stated purity reduces need for additional purification.
- Liquid form facilitates handling and dosing in small-scale synthesis.
- Common building block for medicinal chemistry and glycochemistry.
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.
eMolecules Synthonix Potassium (((tert-butoxycarbonyl)amino)methyl)trifluoroborate 100mg 649428401 P32394 0 000 1314538-55-0 MFCD19686142 237 070 C6H12BF3KNO2
Synthonix Potassium (((tert-butoxycarbonyl)amino)methyl)trifluoroborate 100mg 649428401 P32394 0 000 1314538-55-0 MFCD19686142 237 070 C6H12BF3KNO2
Medchemexpress LLC (S)-2-(2-((tert-butoxycarbonyl)amino)propanamido)acetic acid | 28782-78-7 | MFCD00235759 | 97.0% | 246.26 g/mol | C10H18N2O5 | 5 G
(S)-2-(2-((tert-Butoxycarbonyl)amino)propanamido)acetic acid is a Boc-protected glycine derivative used as a peptide fragment and building block in medicinal chemistry and peptide synthesis. It is supplied as a white to off-white solid with formula C10H18N2O5 and molecular weight 246.26 g/mol; CAS 28782-78-7. Typical applications include incorporation into peptides, synthetic modification, and structure-activity studies.
- Boc-protected amino acid derivative for incorporation into peptides.
- High purity suitable for research use (97.0%).
- Solid, white to off-white form for straightforward handling.
- Stable under recommended storage conditions to preserve integrity.
- Useful as a building block in medicinal chemistry and peptide synthesis.
eMolecules Synthonix Potassium (((tert-butoxycarbonyl)amino)methyl)trifluoroborate 250mg 649428402 P32394 0 000 1314538-55-0 MFCD19686142 237 070 C6H12BF3KNO2
Synthonix Potassium (((tert-butoxycarbonyl)amino)methyl)trifluoroborate 250mg 649428402 P32394 0 000 1314538-55-0 MFCD19686142 237 070 C6H12BF3KNO2
eMolecules Ambeed Ethyl 2-(3-((tert-butoxycarbonyl)amino)bicyclo[1 1 1]pentan-1-yl)acetate 250mg 586039502 A984141 0 000 2096992-05-9 MFCD30728476 269 341 C14H23NO4
Ambeed Ethyl 2-(3-((tert-butoxycarbonyl)amino)bicyclo[1 1 1]pentan-1-yl)acetate 250mg 586039502 A984141 0 000 2096992-05-9 MFCD30728476 269 341 C14H23NO4
Medchemexpress LLC 1,2:3,4-di-O-isopropylidene-α-D-galactopyranose | 4064-06-6 | MFCD00063225 | 97.0% | 260.28 g/mol | C12H20O6 | 100 G
1,2:3,4-Di-O-isopropylidene-α-D-galactopyranose is a protected D-galactopyranose derivative (diacetonide) used as a carbohydrate building block and biochemical reagent. The acetal-protected sugar acts as a stable intermediate for selective transformations and glycoconjugate assembly in research and synthetic workflows.
- Protected sugar acetal suitable for selective functionalization.
- Used as a synthetic intermediate in carbohydrate chemistry.
- Compatible with common organic reaction and deprotection conditions.
- Provided with analytical data for quality verification.
- Available in multiple pack sizes for research applications.
Medchemexpress LLC Methyl N-(tert-butoxycarbonyl)-O-methyl-L-serinate | 134167-07-0 | MFCD18837831 | 97.0% | 233.26 g/mol | C10H19NO5 | 10 G
Methyl N-(tert-butoxycarbonyl)-O-methyl-L-serinate is a Boc-protected O-methyl derivative of L-serine used as an intermediate in peptide and organic synthesis. It is supplied as a solid with defined purity and storage recommendations.
- Boc-protected O-methyl L-serine methyl ester.
- Used as an intermediate in peptide and organic synthesis.
- Molecular formula: C10H19NO5.
- Molecular weight: 233.26 g/mol.
- Purity: 97.0%.
- Storage: pure form -20°C (3 years), 4°C (2 years); in solvent -80°C (6 months), -20°C (1 month).
- Available pack sizes: 250 mg, 500 mg, 1 g, 5 g, 10 g, 25 g, 50 g (quote).
eMolecules Ambeed / Indium(III) trifluoromethanesulfonate / 250mg / 521394381 / A109212 / / 128008-30-0 / MFCD00144478 / 562.010 / C3F9InO9S3
Ambeed / Indium(III) trifluoromethanesulfonate / 250mg / 521394381 / A109212 / / 128008-30-0 / MFCD00144478 / 562.010 / C3F9InO9S3
Medchemexpress LLC 1,2:3,4-di-O-isopropylidene-α-D-galactopyranose | 4064-06-6 | MFCD00063225 | 97.0% | 260.28 g·mol⁻¹ | C12H20O6 | 5 G
1,2:3,4-di-O-isopropylidene-α-D-galactopyranose is an isopropylidene-protected derivative of D-galactopyranose used as an intermediate and reagent in carbohydrate synthesis and organic chemistry. It protects vicinal hydroxyl groups to enable selective transformations, and is used in oligosaccharide synthesis, glycosylation studies, and other carbohydrate-based research.
- Provides isopropylidene protection of vicinal diols enabling selective reactions.
- Suitable as a synthetic intermediate for carbohydrate chemistry.
- Supplied at laboratory research purity for reproducible results (97.0%).
- Well-defined molecular formula and molecular weight for characterization.
- Manufacturer documents include datasheet, certificate of analysis, and safety data sheet.
Medchemexpress LLC Methyl N-(tert-butoxycarbonyl)-O-methyl-L-serinate | 134167-07-0 | MFCD18837831 | >95.0% | 233.26 g/mol | C10H19NO5 | 5 G
Methyl N-(tert-butoxycarbonyl)-O-methyl-L-serinate is an N-Boc protected serine methyl ester used as an intermediate and building block in organic synthesis and biochemical research. It is supplied for research use only.
- N-Boc protected serine derivative useful as a building block for peptide and small-molecule synthesis.
- O-methylated side chain enables selective functionalization of the serine hydroxyl position.
- Available in multiple pack sizes for lab-scale synthesis and method development.
- Stable under standard laboratory storage conditions; store as recommended on safety documentation.
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.