Organolithium
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 (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.
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.
sec-Butyllithium, 1.3M in cyclohexane, packaged under Argon in resealable ChemSeal™ bottles, Thermo Scientific™
CAS: 598-30-1 Molecular Formula: C4H9Li Molecular Weight (g/mol): 64.06 MDL Number: MFCD00009323 InChI Key: VATDYQWILMGLEW-UHFFFAOYNA-N Synonym: sec-butyllithium,s-buli,s-butyllithium,s-butyl lithium,unii-5yv3gii1tb,lithium, 1-methylpropyl,5yv3gii1tb,secbutyllithium,b-butyllithium,sec-butyllitium PubChem CID: 102446 IUPAC Name: (butan-2-yl)lithium SMILES: [Li]C(C)CC
Methyllithium, 1-2M in ether, packaged under Argon in resealable ChemSeal™ bottles, Thermo Scientific™
CAS: 917-54-4 Molecular Formula: CH3Li Molecular Weight (g/mol): 21.98 MDL Number: MFCD00008253 InChI Key: DVSDBMFJEQPWNO-UHFFFAOYSA-N Synonym: methyllithium,lithium, methyl,methyl lithium,lithium methanide,meli,lithium methyl,lithium carbanide,lithium methide,methllithium,methyllithum PubChem CID: 2724049 IUPAC Name: methyllithium SMILES: [Li]C
