Organometallic Compounds

eMolecules​ 77544-68-4 | Tos-PEG3 | Medchem Express (US) | MFCD18433414 | 304.360 | C13H20O6S | 98.000 | Cc1ccc(cc1)S(=O)(=O)OCCOCCOCCO | 25g | 849371127

Tos-PEG3 | Medchem Express (US) | 77544-68-4 | MFCD18433414 | 304.360 | C13H20O6S | 98.000 | Cc1ccc(cc1)S(=O)(=O)OCCOCCOCCO | 25g | 849371127

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC Azido-PEG3-C3-OH | 1807512-36-2 | 98.0% | C9H19N3O4 | 250 MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Azido-PEG3-C3-OH is a PEG-based PROTAC linker designed for use in the synthesis of PROTACs. This click chemistry reagent features an Azide group, facilitating copper-catalyzed azide-alkyne cycloaddition (CuAAc) with alkyne-containing molecules. It also supports strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.

• PEG-based PROTAC linker
• Utilized in the synthesis of PROTACs
• Functions as a click chemistry reagent
• Enables copper-catalyzed azide-alkyne cycloaddition (CuAAc)
• Participates in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC M-PEG3-Aminooxy | 248275-10-7 | 98.0% | C7H17NO4 | 1 G

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

m-PEG3-Aminooxy is a PEG-based PROTAC linker utilized in the synthesis of PROTACs. These compounds are designed to exploit the intracellular ubiquitin-proteasome system for the selective degradation of target proteins. PROTACs feature two distinct ligands connected by a linker: one targets an E3 ubiquitin ligase, and the other targets the protein of interest. This product is intended strictly for research purposes and is not for patient use.

• Peg-based PROTAC linker
• Used in the synthesis of PROTACs
• Facilitates selective degradation of target proteins
• For research use only

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC NH-bis(PEG3-Boc) | 1814901-03-5 | 98.0% | C26H51NO10 | 50 MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

NH-bis(PEG3-Boc) is a PEG-based PROTAC linker used in the synthesis of PROTACs. These molecules connect two different ligands: one for an E3 ubiquitin ligase and another for a target protein. PROTACs leverage the intracellular ubiquitin-proteasome system to selectively degrade specific target proteins.

• PEG-based linker
• Essential for PROTAC synthesis
• Enables targeted protein degradation

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC NH2-PEG3 | 6338-55-2 | 149.19 | 100 G

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

NH2-PEG3 (PROTAC Linker 35) is a PROTAC linker that belongs to the polyethylene glycol (PEG) linker family. It is used in the synthesis of PROTAC (β-NF-JQ1).

• PROTAC linker
• Can be used in the synthesis of PROTAC (β-NF-JQ1)

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

eMolecules​ 252881-74-6 | H2N-PEG3-CH2CH2COOtBu | Acrotein ChemBio Inc. | MFCD06201017 | 277.361 | C13H27NO5 | 97.000 | CC(C)(C)OC(=O)CCOCCOCCOCCN | 25g | 771325778

H2N-PEG3-CH2CH2COOtBu | Acrotein ChemBio Inc. | 252881-74-6 | MFCD06201017 | 277.361 | C13H27NO5 | 97.000 | CC(C)(C)OC(=O)CCOCCOCCOCCN | 25g | 771325778

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC NH2-PEG5-C6-Cl hydrochloride | 2241669-16-7 | 98.0% | 1 G

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

NH2-PEG5-C6-Cl hydrochloride is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs. PROTACs contain two different ligands connected by a linker; one is a ligand for an E3 ubiquitin ligase and the other is for the target protein. PROTACs exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins.

• PEG-based PROTAC linker
• Used in the synthesis of PROTACs
• Contains two different ligands connected by a linker
• Exploits the intracellular ubiquitin-proteasome system
• Selectively degrades target proteins
• Applicable in cancer and cancer targeted therapy research
• Classified as PROTAC linkers

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC Tos-PEG3 | 77544-68-4 | 97.0% | 304.36 | 50 G

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Tos-PEG3 is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs. It can also be utilized for the synthesis of 3'-aminooxy oligonucleotides solid supports.

• PEG-based PROTAC linker
• Can be used in the synthesis of PROTACs
• Can be utilized for the synthesis of 3'-aminooxy oligonucleotides solid supports

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

eMolecules​ m-PEG8-triethoxysilane | Broadpharm |615.833 | C27H57NO12Si | 95.000 | CCO[Si](CCCNC(=O)CCOCCOCCOCCOCCOCCOCCOCCOC)(OCC)OCC | 250mg | 795361866

m-PEG8-triethoxysilane | Broadpharm |615.833 | C27H57NO12Si | 95.000 | CCO[Si](CCCNC(=O)CCOCCOCCOCCOCCOCCOCCOCCOC)(OCC)OCC | 250mg | 795361866

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

eMolecules​ 2243566-45-0 | m-PEG3-triethoxysilane | Broadpharm395.568 | C17H37NO7Si | 98.000 | CCO[Si](CCCNC(=O)CCOCCOCCOC)(OCC)OCC | 1g | 411413983

m-PEG3-triethoxysilane | Broadpharm | 2243566-45-0395.568 | C17H37NO7Si | 98.000 | CCO[Si](CCCNC(=O)CCOCCOCCOC)(OCC)OCC | 1g | 411413983

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC Azido-PEG3-C6-Cl | 1625717-44-3 | MFCD34471373 | 95.3% | C12H24ClN3O3 | 10MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Azido-PEG3-C6-Cl is a PEG-based PROTAC linker and click-chemistry reagent containing an azide functional group. It has molecular formula C12H24ClN3O3, molecular weight 293.79 g/mol, and reported purity 95.3%. The product is a colorless to light-yellow liquid supplied in small milligram pack sizes for research use and is stored at -20°C in pure form (stable up to 3 years).

• Acts as a PEG-based linker for PROTAC and conjugate synthesis.
• Contains an azide group compatible with CuAAC and strain-promoted click reactions.
• Reported purity of 95.3% suitable for research applications.
• Available in small pack sizes for synthetic and screening workflows.
• Stable when stored at recommended temperatures, enabling longer-term storage.

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

TARGETMOL CHEMICALS INC SX-682 10MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Also available in 1 mg 5 mg 25 mg 50 mg 100 mg 1 mL 10 mM (in DMSO) and bulk. Please contact Fisher for quotes. SX-682 is a potent selective and orally bioavailable inhibitor of CXCR1/2 has the potential to treat castration-resistant prostate cancer. purity: 99%

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC (S,R,S)-AHPC-PEG3-NH2 | 2010159-56-3 | MFCD31727698 | 99.3% | 619.80 g/mol | C30H45N5O7S | 500 MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

(S,R,S)-AHPC-PEG3-NH2 is a VHL E3 ligase ligand-linker conjugate terminating in a primary amine. It is supplied as a research-grade powder for use as a building block in PROTAC synthesis and related chemical biology applications.

• VHL-binding motif for targeted protein degradation studies.
• Three-unit PEG linker with terminal amine for facile conjugation.
• High purity suitable for synthetic applications.
• Supplied as a powder convenient for storage and handling.
• Store and handle per the manufacturer's datasheet recommendations.

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC m-PEG5-Br | 854601-80-2 | 98.0% | C11H23BrO5 | 25 G

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

m-PEG5-Br is a PEG-based PROTAC linker used in the synthesis of PROTACs. PROTACs are designed to selectively degrade target proteins by utilizing the intracellular ubiquitin-proteasome system. They achieve this by connecting two ligands: one for an E3 ubiquitin ligase and another for the target protein.

• PEG-based PROTAC linker
• Used in the synthesis of PROTACs
• Exploits the ubiquitin-proteasome system
• Selectively degrades target proteins

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More

Medchemexpress LLC Calcein (tetraethyl ester) | 1170856-93-5 | 99.5% | 5 MG

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Calcein tetraethyl ester, also known as Fluorexon tetraethyl ester, is a fluorescent dye utilized in biological applications. Its key characteristic is its ability to be transported through the cellular membrane into live cells. This property makes it valuable for assessing cell viability and for the short-term labeling of cells.

• Effective for live cell studies: Its cell-permeable nature allows for direct application in living systems without damaging cell integrity.
• Versatile in research: Can be used for various analyses including cell function, in vivo imaging, and cell staining.

Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More