I. [Product Description]
SPDP-PEG-ALK3-(2-Pyridyldithio)propionic acid N-hydroxysuccinimide ester-polyethylene glycol-alkynyl is a multifunctional organic intermediate with both high reactivity and tunable PEG chain length. It is suitable for the fields of bioconjugation chemistry and material functionalization. Its pyridyldithio group and NHS ester group can serve as efficient catalysts or linking modules, demonstrating excellent controllability and stability in targeted coupling reactions. It is an ideal pharmaceutical intermediate for the synthesis of complex molecular structures.

II. [Product Details]
【Appearance】Depending on different molecular weights, it appears as a white/off-white solid or a viscous liquid.
【Stability】Store under refrigeration and avoid repeated freezing and thawing.
【Solvent】Common organic solvents such as chloroform, dichloromethane, and DMSO.
【Molecular Weight】(PEG): 2000, 3400, 5000. Other molecular weights can be customized.
【Storage Conditions】Store in a sealed and dry condition at a low temperature below 4°C.
▪ Notes: ▶To ensure product stability, please open the package only after constant temperature drying!

III. [Application Fields]
1. Directed modification of proteins/peptides in bioconjugation chemistry
2. Surface functionalization of nanomaterials and preparation of crosslinking agents
3. Construction of controlled release systems in polymer materials
4. Synthesis of alkynyl precursors for Click Chemistry reactions
5. Coupling carriers for fluorescent probes and targeting molecules

Remarks: The products sold by our company are only for scientific research and cannot be used in human experiments or human treatments.

Chongqing Yusi Pharmaceutical Technology Co., Ltd. is based on an integrated business model of independent R & D-production-sales, providing professional scientific research reagents for university scientific research experiments. Compared with similar products on the market, our company's products have obvious price advantages. In addition, we also provide professional product customization services.

If you need other products, please contact us:
Contact Information:
Landline: 023-62795528
Customer Service Hotline: 19923757617 丨 QQ: 3279537175
                                           19112925095 丨 QQ: 3012135199

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