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Organometallic Compounds

Organometallic compounds contain direct bonds between carbon atoms and metal atoms/ions and play roles as homogeneous catalysts and stoichiometric reagents in reactions; available in various chemical compositions, quantities, purities, and reagent grades.
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1,546 – 1,560 of 5,945 results
1,546

Medchemexpress LLC Aminooxy-PEG3-C2-NH-Boc | 2062663-65-2 | C13H28N2O6 | 1 G
SDP

Aminooxy-PEG3-C2-NH-Boc is a PEG- and Alkyl/ether-based PROTAC linker designed for the synthesis of PROTACs. PROTACs leverage the intracellular ubiquitin-proteasome system to selectively degrade target proteins by connecting a ligand for an E3 ubiquitin ligase with a ligand for the target protein.

  • Suitable for PROTAC synthesis
  • Molecular weight: 308.37
  • Targeted for PROTAC linkers pathway
  • Recommended storage: 4°C, sealed, away from moisture and light (solid); -80°C for 6 months or -20°C for 1 month (in solvent)

ENCOMPASS_PREFERRED
1,547

eMolecules​ 252881-74-6 | NH2-PEG3-C2-Boc | Ambeed | MFCD06201017 | 277.361 | C13H27NO5 | 97.000 | CC(C)(C)OC(=O)CCOCCOCCOCCN | 25g | 562293042

NH2-PEG3-C2-Boc | Ambeed | 252881-74-6 | MFCD06201017 | 277.361 | C13H27NO5 | 97.000 | CC(C)(C)OC(=O)CCOCCOCCOCCN | 25g | 562293042

ENCOMPASS_PREFERRED
1,548

Medchemexpress LLC Tos-PEG3 | 77544-68-4 | 97.0% | 304.36 | 5 G
SDP

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. PROTACs consist of two different ligands connected by a linker, one for an E3 ubiquitin ligase and the other for the target protein, and they exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins.

  • Peg-based PROTAC linker.
  • Used in the synthesis of PROTACs.
  • Used for the synthesis of 3'-aminooxy oligonucleotides solid supports.
  • PROTACs degrade target proteins using the ubiquitin-proteasome system.

ENCOMPASS_PREFERRED
1,549

Medchemexpress LLC Bromoacetamido-PEG3-azide | 940005-81-2 | ≥97.0% | C10H19BrN4O4 | 25 MG
SDP

Bromoacetamido-PEG3-azide is a PEG-based PROTAC linker utilized in the synthesis of PROTACs. It functions as a click chemistry reagent due to its Azide group, enabling it to participate in copper-catalyzed azide-alkyne cycloaddition (CuAAc) reactions with molecules containing Alkyne groups. Additionally, it can engage in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.

  • PEG-based PROTAC linker
  • Used in the synthesis of PROTACs
  • Functions as a click chemistry reagent with an azide group
  • Enables copper-catalyzed azide-alkyne cycloaddition (CuAAc) reactions with alkyne groups
  • Engages in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with DBCO or BCN groups
  • Facilitates selective degradation of target proteins through the intracellular ubiquitin-proteasome system
  • Intended for research use only

ENCOMPASS_PREFERRED
1,550

eMolecules​ 252881-74-6 | NH2-PEG3-C2-Boc | ChemScene | MFCD06201017 | 277.361 | C13H27NO5 | 97.000 | CC(C)(C)OC(=O)CCOCCOCCOCCN | 10g | 582636019

NH2-PEG3-C2-Boc | ChemScene | 252881-74-6 | MFCD06201017 | 277.361 | C13H27NO5 | 97.000 | CC(C)(C)OC(=O)CCOCCOCCOCCN | 10g | 582636019

ENCOMPASS_PREFERRED
1,551

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_PREFERRED
1,552

eMolecules​ 2247367-07-1 | 4,4,5,5-tetraethyl-2-(4,4,5,5-tetraethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolane | Pharmablock366.160 | C20H40B2O4 | 97.000 | CCC1(CC)OB(OC1(CC)CC)B1OC(CC)(CC)C(CC)(CC)O1 | 100g | 808899517

4,4,5,5-tetraethyl-2-(4,4,5,5-tetraethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolane | Pharmablock | 2247367-07-1366.160 | C20H40B2O4 | 97.000 | CCC1(CC)OB(OC1(CC)CC)B1OC(CC)(CC)C(CC)(CC)O1 | 100g | 808899517

ENCOMPASS_PREFERRED
1,553

Medchemexpress LLC N-(Azido-PEG3)-N-(PEG2-NH-Boc)-PEG3-acid | 2183440-74-4 | 98.1% | C29H55N5O13 | 50 MG
SDP

N-(Azido-PEG3)-N-(PEG2-NH-Boc)-PEG3-acid | 2183440-74-4 | 98.1% | C29H55N5O13 | 50 MG

ENCOMPASS_PREFERRED
1,554

Medchemexpress LLC N-(acid-PEG3)-N-bis(PEG3-azide) | 2182602-17-9 | 98.1% | C25H49N7O11 | 50 MG
SDP

N-(acid-PEG3)-N-bis(PEG3-azide) | 2182602-17-9 | 98.1% | C25H49N7O11 | 50 MG

ENCOMPASS_PREFERRED
1,555

Medchemexpress LLC Azido-PEG5-triethoxysilane | 3025193-22-7 | 95.0% | C22H46N4O9Si | 50 MG
SDP

Azido-PEG5-triethoxysilane is a PEG-based PROTAC linker utilized in the synthesis of PROTACs. It functions as a click chemistry reagent containing an Azide group, enabling it to participate in various cycloaddition reactions. PROTACs are designed to degrade target proteins via the intracellular ubiquitin-proteasome system.

  • Utilized in the synthesis of PROTACs
  • Functions as a click chemistry reagent
  • Undergoes copper-catalyzed azide-alkyne cycloaddition (CuAAc) reactions with molecules containing alkyne groups
  • Participates in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups

ENCOMPASS_PREFERRED
1,556

Medchemexpress LLC Azido-PEG3-SSPy | 98.6% | 344.45 g/mol | C13H20N4O3S2 | 50 MG
SDP

Azido-PEG3-SSPy is a cleavable three-unit polyethylene glycol (PEG3) linker that contains an azide functional group and a disulfide-pyridyldithiol (SSPy) moiety; it is designed for bioconjugation and ADC linker synthesis using click chemistry.

  • Cleavable PEG3 linker enabling disulfide-mediated release.
  • Azide functional group supports CuAAC and SPAAC bioconjugation.
  • High purity (98.6%) suitable for research applications.
  • Molecular weight 344.45 g/mol and formula C13H20N4O3S2.
  • Available as a 50 MG vial and stored per manufacturer recommendations.

ENCOMPASS_PREFERRED
1,557

Medchemexpress LLC N-(Amino-PEG3)-N-bis(PEG4-Boc) | 2353409-57-9 | 98.0% | C38H76N2O15 | 100 MG
SDP

N-(Amino-PEG3)-N-bis(PEG4-Boc) is a PEG-based PROTAC linker utilized in the synthesis of PROTACs. PROTACs consist of two different ligands connected by a linker; one ligand targets an E3 ubiquitin ligase, and the other targets the protein of interest. These molecules exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins.

  • PEG-based PROTAC linker
  • Utilized in PROTAC synthesis
  • Applicable in cancer-programmed cell death research
  • Connects two different ligands for PROTAC formation
  • Targets E3 ubiquitin ligase and protein of interest
  • Exploits intracellular ubiquitin-proteasome system
  • Selectively degrades target proteins

ENCOMPASS_PREFERRED
1,558

Medchemexpress LLC 2-(2-(2-bromoethoxy)ethoxy)ethyl methanesulfonate | 2702323-73-5 | 95.0% | 291.16 | C7H15BrO5S | 5 MG
SDP

Br-PEG3-MS is a brominated, PEG-based PROTAC linker (methanesulfonate) designed for use in chemical synthesis of PROTACs and other bifunctional molecules. It provides a short PEG3 spacer with a reactive leaving group for conjugation chemistry, enabling efficient formation of linkages between ligands under standard organic conditions. For research use only.

  • PEG3 spacer with a terminal bromide and methanesulfonate leaving group.
  • Suitable for linker synthesis and nucleophilic substitution reactions.
  • High purity (95.0% by NMR) for reliable synthetic performance.
  • Low molecular weight facilitates handling in small-scale reactions.
  • Available in multiple small pack sizes to support medicinal chemistry workflows.

ENCOMPASS_PREFERRED
1,559

Medchemexpress LLC N-(Azido-PEG3)-N-bis(PEG4-acid) | 2112731-54-9 | 98.0% | C30H58N4O15 | 50 MG
SDP

N-(Azido-PEG3)-N-bis(PEG4-acid) is a PEG-based PROTAC linker designed for use in the synthesis of PROTACs. This compound acts as a click chemistry reagent, featuring an Azide group. It can participate in copper-catalyzed azide-alkyne cycloaddition (CuAAc) reactions when combined with Alkyne groups. Additionally, it is capable of undergoing strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.

  • PEG-based PROTAC linker
  • Used in the synthesis of PROTACs
  • Functions as a click chemistry reagent
  • Contains an Azide group
  • Undergoes copper-catalyzed azide-alkyne cycloaddition reaction (CuAAc) with Alkyne groups
  • Participates in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with DBCO or BCN groups

ENCOMPASS_PREFERRED
1,560

eMolecules​ 100900-07-0 | 5-(2-Aminoethylamino)-1-naphthalenesulfonic acid sodium salt | Combi-Blocks, Inc. | MFCD00051474 | 288.300 | C12H13N2NaO3S | 95.000 | [Na+].NCCNc1cccc2c(cccc12)S([O-])(=O)=O | 1g | 603153060

5-(2-Aminoethylamino)-1-naphthalenesulfonic acid sodium salt | Combi-Blocks, Inc. | 100900-07-0 | MFCD00051474 | 288.300 | C12H13N2NaO3S | 95.000 | [Na+].NCCNc1cccc2c(cccc12)S([O-])(=O)=O | 1g | 603153060

ENCOMPASS_PREFERRED