Complex Aldehydes

Medchemexpress LLC 6A-azido-6A-deoxy-β-cyclodextrin | 98169-85-8 | MFCD05864973 | >85.0% | 1160.00 | C42H69N3O34 | 25 MG

6A-azido-6A-deoxy-β-cyclodextrin is an azide-functionalized derivative of β-cyclodextrin used as a water-soluble click-chemistry reagent and bioconjugation building block. The azido group enables copper-catalyzed and strain-promoted azide-alkyne cycloaddition reactions for conjugation to alkyne-bearing molecules in chemical biology and drug-delivery research.

• Azide-functionalized for copper-catalyzed and strain-promoted azide-alkyne cycloaddition.
• Water-soluble β-cyclodextrin derivative for aqueous reactions.
• Suitable for bioconjugation and drug delivery research.
• Enables site-specific conjugation to alkyne-containing partners.
• Solid form, suitable for standard handling and storage.
• Compatible with common analytical methods such as HPLC and NMR.

Medchemexpress LLC 6A-azido-6A-deoxy-β-cyclodextrin | 98169-85-8 | MFCD05864973 | 98.0% | 1,160.00 | C42H69N3O34 | 5 MG

6A-azido-6A-deoxy-β-cyclodextrin is an azide-functionalized β-cyclodextrin derivative used as a reagent for click chemistry and bioconjugation. It contains a single azido substituent at the 6A position, is water-soluble, and enables efficient labeling and conjugation under aqueous conditions.

• Enables copper-catalyzed azide-alkyne cycloaddition (CuAAC) for bioconjugation.
• Single azido handle for site-selective modification.
• Water-soluble scaffold compatible with aqueous reactions.
• Applicable to host-guest chemistry and carrier modification.
• Supplied with high reported chemical purity for reproducible results.

Medchemexpress LLC 6A-azido-6A-deoxy-β-cyclodextrin | 98169-85-8 | MFCD05864973 | 98.0% | 1,160.00 g·mol⁻¹ | C42H69N3O34 | 10 MG

6A-Azido-6A-deoxy-β-cyclodextrin is a mono-azido functionalized β-cyclodextrin supplied as a solid. It provides an azide handle for copper-catalyzed azide-alkyne cycloaddition (click chemistry) and is used for bioconjugation, drug-delivery research, and surface modification. High purity and defined molecular weight support analytical and synthetic workflows.

• Mono-azido functionality for efficient click chemistry reactions.
• High purity (98.0%) suitable for research applications.
• Water-soluble cyclodextrin derivative for host-guest studies.
• Good solubility in DMSO; ultrasonic assistance recommended.
• Supplied as a solid for convenient handling and storage.

Medchemexpress LLC 3'-azido-3'-deoxy-beta-L-uridine | 2095417-28-8 | MFCD30718534 | 98.8% | 269.21 g/mol | C9H11N5O5 | 5 MG

3-Azido-3-deoxy-beta-L-uridine is an azide-containing nucleoside derivative used as a clickable building block for bioconjugation and nucleoside chemistry. It participates in copper-catalyzed azide-alkyne cycloaddition (CuAAC) and strain-promoted alkyne-azide cycloaddition (SPAAC), enabling conjugation to alkyne- or cyclooctyne-functionalized molecules.

• Azide functional group enabling CuAAC and SPAAC reactions.
• Suitable for bioconjugation and nucleoside analogue synthesis.
• High purity (98.8%) for reliable experimental use.
• Molecular weight 269.21 g/mol; formula C9H11N5O5.
• Available in small research pack sizes for laboratory use.

Medchemexpress LLC 3'-azido-3'-deoxy-5-fluorocytidine | 2095417-18-6 | 99.9% | 286.22 g/mol | C9H11FN6O4 | 5 MG

3'-Azido-3'-deoxy-5-fluorocytidine is a cytidine derivative used as a click-chemistry reagent for bioorthogonal labeling and conjugation. It contains an azide group that enables copper-catalyzed azide-alkyne cycloaddition (CuAAC) and strain-promoted azide-alkyne cycloaddition (SPAAC) reactions, and is supplied as a white to off-white solid with high reported purity.

• Contains an azide functional group for bioconjugation.
• Compatible with CuAAC and strain-promoted click reactions.
• Reported purity 99.9%.
• Soluble in DMSO (≈140 mg/mL).
• Stable as a powder at -20 °C for long-term storage.
• Available in small research quantities and solution formulations.

Medchemexpress LLC 6A-azido-6A-deoxy-β-cyclodextrin | 98169-85-8 | MFCD05864973 | 98.0% | 1160.00 g·mol⁻1 | C42H69N3O34 | 100 MG

6A-Azido-6A-deoxy-β-cyclodextrin is an azide-functionalized β-cyclodextrin supplied as a solid reagent for click chemistry and bioconjugation. It offers a single azide handle on the cyclodextrin scaffold for site-selective conjugation and host-guest chemistry studies.

• Azide functional group suitable for copper-catalyzed azide-alkyne cycloaddition.
• High purity (98.0%) for reproducible synthetic and analytical work.
• Good solubility in DMSO (≈125 mg/mL) for stock solution preparation.
• Stable as powder at -20°C for long-term storage and in solution at -80°C for months.
• Useful for bioconjugation, drug-delivery, and supramolecular chemistry applications.

Medchemexpress LLC 2-azido-2-deoxy-D-galactose | 68733-26-6 | MFCD09750682 | 98.0% | 205.17 g/mol | C6H11N3O5 | 5 MG

2-Azido-2-deoxy-D-galactose is an azido-functionalized galactose monosaccharide used in glycobiology research. The azide handle enables bioorthogonal labeling and conjugation, and the compound serves as a building block for enzymatic or chemical glycosylation to synthesize labeled glycoconjugates.

• Azido-functionalized monosaccharide for glycobiology applications.
• Enables bioorthogonal conjugation such as copper-catalyzed or strain-promoted click chemistry.
• Can be glycosylated by glycopeptides to build glycoconjugates.
• High chemical purity (98.0%).
• Water-soluble (≈25 mg/mL; may require ultrasonic agitation).
• Stable as a powder under cold storage; in-solution storage requires low temperatures.

Medchemexpress LLC Aldehyde-benzyl-peg5-alkyne | 1378928-83-6 | 97.1% | C18H24O6 | 10MG

Aldehyde-benzyl-PEG5-alkyne is a PEG-based bifunctional linker bearing an aromatic aldehyde and a terminal alkyne, designed for orthogonal conjugation strategies. The aldehyde enables formation of oximes or Schiff bases, while the alkyne participates in copper-catalyzed azide-alkyne cycloaddition (CuAAC). The reagent is supplied as a purified solid for use in PROTAC synthesis, bioconjugation, and click chemistry workflows.

• Contains aldehyde and terminal alkyne functional groups for orthogonal conjugation
• PEG5 spacer improves solubility and reduces steric hindrance
• Enables CuAAC click chemistry and aldehyde-based ligation
• High purity suitable for research and synthetic applications
• Available in small-mass quantities for discovery chemistry

Medchemexpress LLC Propanal, 3-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]- | 1807530-10-4 | 95.0% | 231.25 g/mol | C9H17N3O4 | 5 MG

Azido-PEG3-aldehyde is an azide-functionalized PEG3 aldehyde linker used in chemical synthesis and bioconjugation. It combines an azide handle for click chemistry with an aldehyde for further conjugation, providing a short PEG spacer to improve solubility and flexibility in bifunctional molecules. Supplied as a high-purity research reagent for laboratory use.

• Contains azide and aldehyde functional groups for orthogonal conjugation.
• Provides a three-unit polyethylene glycol spacer to increase solubility and flexibility.
• Compatible with copper-catalyzed azide-alkyne cycloaddition and reductive amination.
• High purity suitable for research use (≥95.0%).
• Stable when stored cold; follow recommended storage for long-term stability.

Medchemexpress LLC 3'-azido-3'-deoxy-5-methylcytidine | 1282040-14-5 | 99.9% | 282.26 g/mol | C10H14N6O4 | 5 MG

3'-Azido-3'-deoxy-5-methylcytidine is an azide-functionalized nucleoside derivative used as an antiviral research reagent and a click-chemistry building block. The compound has reported inhibitory activity in cell-based antiviral assays and is suitable for copper-catalyzed and strain-promoted azide-alkyne cycloaddition bioconjugation.

• Azide-functionalized nucleoside for bioconjugation via CuAAC and SPAAC.
• Reported antiviral activity in cell-based assays, including XMRV and HIV-1 reverse transcriptase inhibition.
• Molecular formula C10H14N6O4 and molecular weight 282.26 g/mol.
• High purity (99.9%) suitable for research applications.
• Light yellow to yellow solid supplied in small-mass laboratory packs.
• Storage: powder at -20°C (long term) or 4°C; in solvent at -80°C or -20°C.