Intermediates
N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid
Quick view. N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid is a multifunctional PEG linker intermediate identified by CAS 2183440-70-0. CAS 2183440-70-0. Catalog target purity: ≥98%. Availability: Inquiry only; contact BX Lab to confirm current availability.
Structure and identity
The structure drawing for this item is being finalized. Use the CAS number and machine-readable identifiers below to confirm the requested protecting groups, stereochemistry, salt or counterion and hydration state before ordering.
CAS, molecular formula, SMILES or InChI data are shown below when available.
We withhold a drawing when a related compound, alternate salt or incompletely specified stereoisomer could be mistaken for the requested material.
Agreed identity and purity criteria are documented in the quotation, specification and lot-specific data package.
Product profile
N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid is classified as intermediates (Formula C24H47N5O11; molecular weight 581.66).
N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid — Reference use: multifunctional PEG linker research involving azide, amine and carboxylic-acid handles.
For N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid, copper-catalyzed, copper-free or inverse-electron-demand click conditions can affect sensitive oligonucleotides differently; residual metal, solvent and purification strategy should be controlled.
Names and search terms
Confirmed or normalized name variants
- AaronChem AR019F8S
- BroadPharm BP-23953
Useful catalog search terms
- CAS 2183440-70-0
- C24H47N5O11
- BP-23953
Physicochemical data
| Catalog identity | BroadPharm BP-23953 |
|---|---|
| Functional groups | azide, amine and carboxylic acid |
Release documentation
The current specification defines the analytical method and acceptance criteria; the released lot result is reported on the CoA.
Additional HPLC, MS or NMR documentation can be agreed during technical review where available.
Product-specific evaluation notes
Potential advantages
- Click-compatible handles separate oligonucleotide synthesis from late-stage labeling, which helps screen multiple payloads from a common intermediate.
- Reactive handles make the product adaptable across dye-labeling, surface-coupling and ligand-conjugation workflows.
Method limitations
- Copper-catalyzed, copper-free or inverse-electron-demand click conditions can affect sensitive oligonucleotides differently; residual metal, solvent and purification strategy should be controlled.
- Functional handles may require orthogonal protection, pH control and rapid purification to avoid hydrolysis, oxidation or cross-reaction.
These points describe N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid or its named chemical feature. Broader product-family guidance is maintained on the category page.
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Frequently asked questions
Can the package size for N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid be customized?
Yes. Share the initial quantity, expected future scale, delivery timeline and packaging preference for review.
What information should be included in a quote request?
Quote catalog number BX-LP-0062 and CAS 2183440-70-0, the intended research workflow, required quantity and any additional HPLC, MS or NMR documentation needed.
Feature and workflow background
These publications discuss a broader chemistry feature or workflow identified from the catalog name or product family. They are background reading only, not evidence for the exact BX Lab product, supplied form, lot specification, availability or performance.