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Filtered Search Results
Medchemexpress LLC 5,8,11-trioxa-2-azatetradecanedioic acid, 1-(9H-fluoren-9-ylmethyl) ester | 867062-95-1 | 99.8% | 443.49 g/mol | C24H29NO7 | 1 G
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Fmoc-NH-PEG3-CH2CH2COOH is an Fmoc-protected PEG3 linker bearing a terminal carboxylic acid, used in research applications as a cleavable linker for antibody-drug conjugates and as a PEG-based linker for PROTAC synthesis.
- Fmoc-protected amine functionality for standard peptide chemistry
- Terminal carboxylic acid for conjugation
- High reported purity (≈99.8%)
- Molecular weight 443.49 g/mol
- Chemical formula C24H29NO7
- Available in small-scale quantities, including 1 G
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Medchemexpress LLC NH-bis(PEG3-azide) | 1258939-39-7 | 98.0% | C16H33N7O6 | 50 MG
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NH-bis(PEG3-azide) is a PEG-based PROTAC linker used in PROTAC synthesis. It is a click chemistry reagent containing an Azide group, which can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with Alkyne groups or strain-promoted alkyne-azide cycloaddition (SPAAC) with DBCO or BCN groups.
- Can be used in the synthesis of PROTACs.
- Contains an azide group, facilitating click chemistry reactions.
- Undergoes copper-catalyzed azide-alkyne cycloaddition (CuAAc) with alkyne groups.
- Undergoes strain-promoted alkyne-azide cycloaddition (SPAAC) with DBCO or BCN groups.
- Exploits the intracellular ubiquitin-proteasome system to selectively degrade target proteins.
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Medchemexpress LLC THP-PEG3-OH | 60221-37-6 | 98.7% | 10 G
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THP-PEG3-OH is a PEG-based PROTAC linker designed for use in the synthesis of PROTACs. PROTACs are compounds that exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins. They consist of two different ligands connected by a linker, with one ligand binding to an E3 ubiquitin ligase and the other to the target protein.
- PEG-based PROTAC linker
- Molecular formula: C11H22O5
- Molecular weight: 234.29
- Appearance: Liquid
- Color: Colorless to light yellow
- For research use only
- Target: PROTAC linkers
- Pathway: PROTAC
- Storage (pure form): -20°C for 3 years; 4°C for 2 years
- Storage (in solvent): -80°C for 6 months; -20°C for 1 month
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Medchemexpress LLC (S,R,S)-AHPC-C2-PEG3-BCN | 2876198-36-4 | 99.2% | 810.01 g·mol⁻¹ | C42H59N5O9S | 10 MG
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(S,R,S)-AHPC-C2-PEG3-BCN (Compound 16b) is a VHL E3 ligase ligand-linker conjugate used as a building block in the synthesis of PROTACs and other conjugates. It features a PEG3 spacer and a bicyclononyne (BCN) functional group to facilitate bioorthogonal conjugation and assembly of bifunctional molecules for targeted protein degradation research.
- VHL E3 ligase ligand for targeted protein degradation applications.
- PEG3 linker provides a flexible spacer for molecular conjugation.
- BCN functional group enables strain-promoted bioorthogonal click conjugation.
- Reported high purity suitable for synthetic chemistry use.
- Intended as a small-molecule building block for PROTAC assembly and conjugation workflows.
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Medchemexpress LLC S R S-Ahpc-Peg3-Nh2 25Mg | HY-103602-25MG
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S R S-Ahpc-Peg3-Nh2 25Mg
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Medchemexpress LLC Azido-PEG5-acid | 1425973-16-5 | MFCD23726612 | >98.0% | 335.35 g/mol | C13H25N3O7 | 100 MG
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Azido-PEG5-acid is an azide-terminated polyethylene glycol (PEG5) linker designed for click chemistry and bioconjugation. It features a terminal carboxylic acid and an azide functional group that enable copper-catalyzed azide-alkyne cycloaddition (CuAAC) and strain-promoted azide-alkyne cycloaddition (SPAAC), making it useful for PROTAC construction, ADC linker assembly, and general spacer chemistry.
- Azide-terminated PEG5 spacer for bioconjugation
- Compatible with CuAAC and SPAAC click reactions
- High purity for reliable coupling
- Colorless to light yellow liquid, easy to handle
- Stable under recommended storage conditions
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Medchemexpress LLC Ethanol, 2-[2-(2-hydroxyethoxy)ethoxy]-, 1-(4-methylbenzenesulfonate) | 77544-68-4 | 97.0% | 304.36 | 25 G
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Tos-PEG3 is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs. It can also be used for the synthesis of 3'-aminooxy oligonucleotides solid supports.
- Peg-based protac linker in the synthesis of protacs.
- Used for the synthesis of 3'-aminooxy oligonucleotides solid supports.
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Medchemexpress LLC Calcein (tetraethyl ester) | 1170856-93-5 | >99.5% | 1 ML
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Calcein tetraethyl ester is a fluorescent dye used in biology. It can be transported through the cellular membrane into live cells, which makes it useful for testing of cell viability and for short-term labeling of cells.
- Fluorescent dye.
- Can be transported through the cellular membrane.
- Useful for testing cell viability.
- Useful for short-term labeling of cells.
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Medchemexpress LLC Acetic acid, 2-(2,4-dichlorophenoxy)-, isooctyl ester | 25168-26-7 | 97.2% | 100 MG
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2,4-D isooctyl ester is a selective herbicide of the chlorophenoxy compound class. It features a higher boiling point, low volatility, and low drift, making it suitable for controlling broadleaf weeds in various environments such as crops, lawns, and forests. It is for research use only.
- Selective herbicide of chlorophenoxy compound class
- Higher boiling point
- Low volatility
- Low drift
- Controls broadleaf weeds in crops, lawns, and forests
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Medchemexpress LLC Pomalidomide-PEG3-C2-NH2 hydrochloride | 2446474-09-3 | 96.6% | 250 MG
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Pomalidomide-PEG3-C2-NH2 hydrochloride is a synthesized E3 ligase ligand-linker conjugate that incorporates the Pomalidomide-based cereblon ligand and a 3-unit PEG linker used in PROTAC technology.
- Synthesized E3 ligase ligand-linker conjugate
- Incorporates a Pomalidomide-based cereblon ligand
- Includes a 3-unit PEG linker
- Used in PROTAC technology
- Appears as a light yellow to yellow solid
- Structure consistent by 1H NMR spectrum
- Structure consistent by LCMS
- Purity of 96.6% by LCMS
- For research use only
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Medchemexpress LLC MEDCHEMEXPRESS LLC
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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5000383530 BIS-PEG3-T-BUTYL EST 500MG
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC MEDCHEMEXPRESS LLC
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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5000370807 TCO-PEG3-NH2 25MG
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC MEDCHEMEXPRESS LLC
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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5000381248 AMINOOXY-PEG3-C2-THI 50MG
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC MEDCHEMEXPRESS LLC
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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5000696097 CL-C6-PEG3-C3-ACID 100MG
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC MEDCHEMEXPRESS LLC
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
5000701022 BIS-PEG3-ACID 50G
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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