Alkyl bromides
Allyl bromide, 99%, stab. with 300-1000ppm Propylene oxide
CAS: 106-95-6 Molecular Formula: C3H5Br Molecular Weight (g/mol): 120.977 MDL Number: MFCD00000244 InChI Key: BHELZAPQIKSEDF-UHFFFAOYSA-N Synonym: allyl bromide,3-bromopropene,1-propene, 3-bromo,3-bromopropylene,3-bromo-1-propene,bromallylene,2-propenyl bromide,1-bromo-2-propene,propene, 3-bromo,allylbromide PubChem CID: 7841 IUPAC Name: 3-bromoprop-1-ene SMILES: C=CCBr
1,2-Dibromopropane 98.0+%, TCI America™
CAS: 78-75-1 Molecular Formula: C3H6Br2 Molecular Weight (g/mol): 201.889 MDL Number: MFCD00000148 InChI Key: XFNJYAKDBJUJAJ-UHFFFAOYSA-N Synonym: propylene dibromide,propane, 1,2-dibromo,propylene bromide,2,3-dibromopropane,ccris 6710,ch2brchbrch3,propane, 1,2-dibromo-, r,propane, 1,2-dibromo-, s,1,2 dibromopropane,1,2-dibromo-propane PubChem CID: 6553 IUPAC Name: 1,2-dibromopropane SMILES: CC(CBr)Br
Medchemexpress LLC Bromo-PEG8-bromide | 2376383-09-2 | MFCD32861289 | 98.0% | 540.28 g/mol | C18H36Br2O8 | 500 MG
Bromo-PEG8-bromide is a polyethylene glycol (PEG) derivative bearing terminal bromide groups. It is used as a bromo-functionalized linker for PEGylation, bioconjugation, and drug-delivery research; the bromide termini act as good leaving groups for nucleophilic substitution, facilitating attachment to thiols, amines, and synthesis of PEG-linked probes and linkers. Supplied for research use.
Medchemexpress LLC Bromo-PEG4-bromide | 57602-02-5 | 98.0% | 364.07 | C10H20Br2O4 | 1 G
Bromo-PEG4-bromide is a bromo-terminated polyethylene glycol (PEG4) linker used in the synthesis of PROTACs and other bioconjugation applications. It is supplied as a research-grade reagent with documented purity and handling information.
- Bromo-terminated PEG4 spacer for linker installation.
- High purity suitable for synthetic chemistry (98.0%).
- Available in multiple pack sizes; recommended storage at -20°C for long-term stability.
- Provided with datasheet, SDS, COA, and spectral data for quality verification.
Medchemexpress LLC Bromo-PEG8-bromide | 2376383-09-2 | 98.0% | 540.28 g/mol | C18H36Br2O8 | 100 MG
Bromo-PEG8-bromide is a bromo-terminated polyethylene glycol (PEG8) linker used as a bifunctional reagent in bioconjugation and drug-delivery research. The compound provides two terminal bromide leaving groups on an eight-unit PEG chain, enabling nucleophilic substitution reactions for linker assembly and PEGylation to modify solubility and pharmacokinetics.
- Bromo-terminated PEG8 linker for bioconjugation.
- Suitable for thiol and amine alkylation reactions.
- Enables PEGylation to improve solubility and circulation time.
- Available in small research pack sizes (e.g., 100 mg).
- High purity (98%) appropriate for research applications.
Medchemexpress LLC Bromo-PEG8-bromide | 2376383-09-2 | 98.0% | 540.28 g/mol | C18H36Br2O8 | 250 MG
Bromo-PEG8-bromide is an octaethylene glycol (PEG8) bifunctional linker bearing bromide terminal groups used in drug-delivery research, bioconjugation, and organic synthesis. The PEG8 spacer improves aqueous solubility and provides flexible spacing between conjugated moieties; terminal bromides act as leaving groups for nucleophilic substitution, enabling attachment to thiols, amines, and other nucleophiles.
- Bifunctional PEG8 spacer with terminal bromides.
- Improves aqueous solubility of conjugates.
- Reactive leaving groups enable alkylation and nucleophilic substitution.
- Compatible with bioconjugation and drug-delivery linker synthesis.
- Supplied in research-scale quantities for laboratory use.
Medchemexpress LLC Bromo-PEG8-bromide | 2376383-09-2 | 98.0% | 540.28 g/mol | C18H36Br2O8 | 1 G
Bromo-PEG8-bromide is a bifunctional polyethylene glycol (PEG) linker bearing terminal bromide groups on both ends. It is a hydrophilic spacer useful for nucleophilic substitution reactions and bioconjugation in drug-delivery research and linker synthesis for antibody-drug conjugates and PROTACs. Molecular formula C18H36Br2O8, molecular weight 540.28 g/mol, CAS 2376383-09-2.
- Bifunctional PEG linker with terminal bromide groups for facile nucleophilic substitution.
- Enhances solubility and flexibility of conjugates in aqueous media.
- Suitable for bioconjugation and linker synthesis in drug-delivery research.
- Useful for constructing linkers in ADC and PROTAC workflows.
- Typically supplied as a liquid for straightforward handling.