PROTAC Linkers
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1,096 products
Popular Products
- Azido-PEG2-C2-acidCAS: 1312309-63-9 Formula: C7H13N3O4 Molecular Weight: 203.20Liquid ≥97%● In Stock — US Item #: A412755View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 3-[2-(2-azidoethoxy)ethoxy]propanoic acid
- SMILES
- C(COCCOCCN=[N+]=[N-])C(=O)O
- InChIKey
- IEHDSRSXQAOLJT-UHFFFAOYSA-N
- InChI
- 1S/C7H13N3O4/c8-10-9-2-4-14-6-5-13-3-1-7(11)12/h1-6H2,(H,11,12)
- Synonyms
- 3-(2-(2-azidoethoxy)ethoxy)propanoic acid | N3-PEG2-CH2CH2COOH | Azido-PEG2-acid | Azido-PEG2-propionic acid | 9-Azid...
- O-(2-[2-(Aminooxy)ethoxy]ethyl)hydroxylamineCAS: 93460-33-4 Formula: C4H12N2O3 Molecular Weight: 136.15Liquid ≥95%◐ .Made to order · 8–12 wks Item #: B596552View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- O-[2-(2-aminooxyethoxy)ethyl]hydroxylamine
- SMILES
- C(CON)OCCON
- InChIKey
- ZESQVNWRUDEXNZ-UHFFFAOYSA-N
- InChI
- 1S/C4H12N2O3/c5-8-3-1-7-2-4-9-6/h1-6H2
- Synonyms
- Bis-aminooxy-PEG1
- Ms-PEG5-MsCAS: 55400-73-2 Formula: C10H22O9S2 Molecular Weight: 350.41Liquid ≥98%◐ .Made to order · 8–12 wks Item #: M597197View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 2-[2-[2-(2-methylsulfonyloxyethoxy)ethoxy]ethoxy]ethyl methanesulfonate
- SMILES
- CS(=O)(=O)OCCOCCOCCOCCOS(=O)(=O)C
- InChIKey
- GKMDADHKHXRPPF-UHFFFAOYSA-N
- InChI
- 1S/C10H22O9S2/c1-20(11,12)18-9-7-16-5-3-15-4-6-17-8-10-19-21(2,13)14/h3-10H2,1-2H3
- Synonyms
- 13,13-dioxido-3,6,9,12-tetraoxa-13-thiatetradec-1-yl methanesulfonate | 1,11-Bis(methanesulfonyloxy)-3,6,9-trioxandec...
- THP-PEG4-OHLiquid ≥98%◐ .Made to order · 8–12 wks Item #: T596768View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 2-[2-[2-[2-(oxan-2-yloxy)ethoxy]ethoxy]ethoxy]ethanol
- SMILES
- C1CCOC(C1)OCCOCCOCCOCCO
- InChIKey
- XUTYVMRXVARJFT-UHFFFAOYSA-N
- InChI
- 1S/C13H26O6/c14-4-6-15-7-8-16-9-10-17-11-12-19-13-3-1-2-5-18-13/h13-14H,1-12H2
- Synonyms
- THP-PEG5 | 2-(2-(2-(2-((Tetrahydro-2H-pyran-2-yl)oxy)ethoxy)ethoxy)ethoxy)ethan-1-ol
- Amino-PEG5-alcoholCAS: 34188-11-9 EC Number: 979-259-5 PubChem CID: 21737076 Formula: C10H23NO5 Molecular Weight: 237.29● In Stock — US Item #: A595269View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]ethanol
- SMILES
- C(COCCOCCOCCOCCO)N
- InChIKey
- DEOUHEFHTMMUCM-UHFFFAOYSA-N
- InChI
- 1S/C10H23NO5/c11-1-3-13-5-7-15-9-10-16-8-6-14-4-2-12/h12H,1-11H2
- Synonyms
- 14-Amino-3,6,9,12-tetraoxatetradecan-1-ol | NH2-PEG5-OH
- 2-(2-(3-Aminopropoxy)ethoxy)ethan-1-olLiquid Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. ≥97%◐ .Made to order · 8–12 wks Item #: E694165View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 2-[2-(3-aminopropoxy)ethoxy]ethanol
- SMILES
- C(CN)COCCOCCO
- InChIKey
- DCZMLYRQHBZWLZ-UHFFFAOYSA-N
- InChI
- 1S/C7H17NO3/c8-2-1-4-10-6-7-11-5-3-9/h9H,1-8H2
- Synonyms
- OH-PEG2-C3-NH2
- 6-ChlorohexanalLiquid ≥95%◐ .Made to order · 8–12 wks Item #: C698589View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 6-chlorohexanal
- SMILES
- C(CCC=O)CCCl
- InChIKey
- GVIQYWPEJQUXLX-UHFFFAOYSA-N
- InChI
- 1S/C6H11ClO/c7-5-3-1-2-4-6-8/h6H,1-5H2
- 2-(2-(2-Aminoethoxy)ethoxy)acetic acid hydrochlorideCAS: 134979-01-4 EC Number: 816-400-0 PubChem CID: 45789699 Formula: C6H14ClNO4 Molecular Weight: 199.63Solid ≥97%◐ .Made to order · 8–12 wks Item #: E732591View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 2-[2-(2-aminoethoxy)ethoxy]acetic acid;hydrochloride
- SMILES
- C(COCCOCC(=O)O)N.Cl
- InChIKey
- NGPFHPADAGAUDR-UHFFFAOYSA-N
- InChI
- 1S/C6H13NO4.ClH/c7-1-2-10-3-4-11-5-6(8)9;/h1-5,7H2,(H,8,9);1H
- Synonyms
- [2-(2-aminoethoxy)ethoxy]acetic acid hydrochloride | H2N-PEG2-CH2COOH hydrochloride | AEEA.HCl | H-AEEA-OH.HCl
- 1-Boc-4-(3-bromopropyl)piperidineCAS: 164149-27-3 EC Number: 986-198-8 PubChem CID: 18409081 Formula: C13H24BrNO2 Molecular Weight: 306.25◐ .Made to order · 8–12 wks Item #: T729236View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- tert-butyl 4-(3-bromopropyl)piperidine-1-carboxylate
- SMILES
- CC(C)(C)OC(=O)N1CCC(CC1)CCCBr
- InChIKey
- ANKJSMCUWZFYKF-UHFFFAOYSA-N
- InChI
- 1S/C13H24BrNO2/c1-13(2,3)17-12(16)15-9-6-11(7-10-15)5-4-8-14/h11H,4-10H2,1-3H3
- Synonyms
- tert-butyl 4-(3-bromopropyl)piperidine-1-carboxylate
- 7-Aminomethyl-10-methyl-11-fluoro camptothecinCAS: 2378616-23-8 Formula: C22H20FN3O4 Molecular Weight: 409.41Solid ≥99%◐ .Made to order · 8–12 wks Item #: A777605View ProductPricing & Pack Sizes
Technical Identifiers
- D18CAS: 2230218-36-5 Formula: C21H28N6 Molecular Weight: 364.49Solid ≥98%◐ .Made to order · 8–12 wks Item #: D777626View ProductPricing & Pack Sizes
Technical Identifiers
- Lys(MMT)-PAB-oxydiacetamide-PEG8-N3◐ .Made to order · 8–12 wks Item #: L777634View ProductPricing & Pack Sizes
Technical Identifiers
Fast Shipping Same-day shipping on in-stock items
Technical Details Quality & specification info on every product page
Pack Size Options Multiple packaging sizes with pricing access from listing
R&D Use Only Products supplied for research and development use
Frequently Asked Questions
What should I consider when selecting PROTAC Linkers?
When selecting PROTAC Linkers, consider the coupling chemistry available on both partners, whether the linker needs to be cleavable, and how length and hydrophilicity will affect solubility of the final conjugate. Test a short series rather than committing to one geometry.
What does PROTAC Linkers cover?
PROTAC Linkers is a top-level listing in our catalogue. Use the filters and search on the listing page to narrow by the attributes that matter for your work, or browse the neighbouring categories from the main navigation.
Which quality data should I check for PROTAC Linkers?
Review HPLC purity and MS identity for the PROTAC Linkers lot and, where relevant, the polydispersity index, plus residual solvent and water content. For reactive esters and similar handles, the retest date matters as much as the purity figure. All products are supplied for professional research and development use only, and are not for use in humans, animals, diagnostics, or therapy.
Can I find PROTAC Linkers by reactive group or linker length?
Yes — filter PROTAC Linkers by reactive handle, linker length or PEG units, and cleavability, and search by CAS number or SMILES for exact structures. Custom linkers and bulk quantities: [email protected].


![O-(2-[2-(Aminooxy)ethoxy]ethyl)hydroxylamine](https://www.aladdinsci.com/media/catalog/product/placeholder/default/default_5.jpg)



