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Click Chemistry

Click chemistry involves efficient organic reactions of two or more highly functionalized chemical entities under ecologically benign conditions for the synthesis of different heterocycles. Some organic reactions, such as nucleophilic ring-opening reactions, cycloaddition reactions, nucleophilic addition reactions, thiol-ene reactions, and Diels Alder reactions are included in click reactions. These reactions have very important characteristics, i.e. high functional group tolerance, formation of single products, high atomic economy, high yields, no need for column purification, etc.

Due to its biocompatibility, click chemistry is widely used for bioconjugation: the selective joining of small building blocks by rapid and irreversible one-pot reaction under mild conditions. Reaction. Bioconjugation involves the conjugation (attachment) of a probe to a biomolecule, such as DNA, RNA, carbohydrates and proteins. This probe can be a reporter, such as a fluorescent or biotinylated molecule, or a substrate targeted to a specific biomolecule.

There are different kinds of click chemistry reactions, including copper-catalyzed azido-alkyl cyclization (CuAAC), copper-free, strain-promoted azido-alkyl cyclization (SPAAC), and strain-promoted alkyl-azone cyclization (SPANC).

Biopharma PEG offers a wide range of PEG products for click chemistry reactions. Our azide functionalized products work well in both copper-catalyzed (CuAAC) and strain-promoted (SPAAC) azide-alkyne cyclization reactions. In addition, our DBCO functionalized products are also suitable for SPAAC reactions.​ (DBCO PEGs for Copper-Free Click Chemistry)

Technique support: GMP standard production support, parameter control. Contact for Technical Files.

References:
1. Sethiya, A., Sahiba, N., Agarwal, S., 2021, 'Role of Click Chemistry in Organic Synthesis', in T. Akitsu (ed.), Current Topics in Chirality - From Chemistry to Biology, IntechOpen, London. 10.5772/intechopen.96146.
2. Kolb et al. (2001) Click chemistry: diverse chemical function from a few good reactions. Angew. Chem. Int. Ed. 40 (11):2004.

Catalog No. Name Structure M.W. Purity
MD006002 N3-PEG4-OH N3-PEG4-OH 219.238 ≥95%
MD006002 N3-PEG8-OH N3-PEG8-OH 395.45 ≥95%
MD006005 N3-PEG3-NH2 N3-PEG3-NH2 218.25 ≥95%
MD006005 N3-PEG8-NH2 N3-PEG8-NH2 438.51
MD006005 N3-PEG11-NH2 N3-PEG11-NH2 570.7 ≥95%
MD006016 N3-PEG12-COOH N3-PEG12-COOH 643.72 ≥95%
MD108006 Trityl-PEG7-N3 Trityl-PEG7-N3 637.8 ≥95%
MD006067 N3-PEG3-CH2CH2COOtBu N3-PEG3-CH2CH2COOtBu 303.35 ≥95%
MD006067 N3-PEG4-CH2CH2COOtBu N3-PEG4-CH2CH2COOtBu 347.41 ≥95%
MD006067 N3-PEG8-CH2CH2COOtBu N3-PEG8-CH2CH2COOtBu 523.62 ≥95%
MD006121 N3-PEG2-CH2COOH N3-PEG2-CH2COOH 189.17 ≥95%
MD007002 Alkyne-PEG5-OH Alkyne-PEG5-OH 276.3 ≥95%
MD007006 Alkyne-PEG9-N3 Alkyne-PEG9-N3 ≥95%
MD007056 Alkyne-PEG8-Br Alkyne-PEG8-Br ≥95%
MD007067 Alkyne-PEG5-CH2CH2COOtBu Alkyne-PEG5-CH2CH2COOtBu 360.4 ≥95%
MD048005 DBCO-PEG4-NH2 DBCO-PEG4-NH2 523.626 ≥95%
MD253002 endo-BCN-PEG2-OH endo-BCN-PEG2-OH 325.4 ≥95%
MD253005 endo-BCN-PEG3-Boc-amine endo-BCN-PEG3-Boc-amine 468.6 ≥95%
MD253025 BCN-endo-PEG4-SPA BCN-endo-PEG4-SPA 538.6 ≥95%
MD253067 endo-BCN-PEG4-CH2CH2COOtBu endo-BCN-PEG4-CH2CH2COOtBu 497.6 ≥95%
MD253253 endo-BCN-PEG2-endo-BCN endo-BCN-PEG2-endo-BCN 500.6 ≥95%
MF001048 mPEG-DBCO mPEG-DBCO ≥95%
HE005048 NH2-PEG-DBCO NH2-PEG-DBCO ≥95%
HE006002 N3-PEG-OH N3-PEG-OH ≥95%
HE006005 N3-PEG-NH2 N3-PEG-NH2 ≥95%
HO006006 N3-PEG-N3 N3-PEG-N3 ≥95%
LP096048 DSPE-PEG-DBCO DSPE-PEG-DBCO ≥95%
LP096291 DSPE-PEG-Man DSPE-PEG-Man ≥95%
LP100057 DOPE-PEG-FA DOPE-PEG-FA
HE007020 Alkyne-PEG-Silane Alkyne-PEG-Silane ≥95%
HE048009 DBCO-PEG-AC DBCO-PEG-AC ≥95%
HO048048 DBCO-PEG-DBCO DBCO-PEG-DBCO ≥95%
HE048057 DBCO-PEG-FA DBCO-PEG-FA
HE048022 DBCO-PEG-Mal DBCO-PEG-Mal ≥95%
HE048023 DBCO-PEG-NHS DBCO-PEG-NHS ≥95%
HE048003 DBCO-PEG-SH DBCO-PEG-SH ≥95%
HE048020 DBCO-PEG-Silane DBCO-PEG-Silane ≥95%
LP101002 STA-PEG-OH STA-PEG-OH ≥95%
A44048 4-ArmPEG-DBCO 4-ArmPEG-DBCO ≥95%
A88048 8-ArmPEG-DBCO 8-ArmPEG-DBCO ≥95%
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