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Creative PEGWorks /mPEG-ALD, MW 550/5g/PLS-246-5g

价格
¥19000.00
货号:PLS-246-5g
浏览量:32
品牌:Creative PEGWorks
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商品描述
Catalog No. :PLS-246
Product Name :mPEG-ALD,MW 550
Description :

mPEG-aldehyde (propionaldehyde) reacts with amine and N-terminal of peptide and protein to form an imine containing a C=N double bond, which can be further reduced. PEG aldehyde or ketone derivatives can be used in reversible PEGylation through its reaction with hydrazine or hydrazide forming a hydrolytic acyl hydrozone linkage. PEG butyraldehyde may be offered through custom synthesis.

References: 1. The effect of the acid-sensitivity of 4-(N)-stearoyl gemcitabineloaded micelles on drug resistance caused by RRM1 overexpression, Biomaterials. 2013 March; 34(9): 2327–2339, Text.

2. Fluorinated block co-polymers. U.S. Patent No. 8,691,284. 8 Apr. 2014. Text

3. Biocompatible adhesive polymers.Biocompatible adhesive polymers. U.S. Patent No. 8,907,045. 9 Dec. 2014. Text

4.Mechanically tunable, human mesenchymal stem cell viable poly(ethylene glycol)–oxime hydrogels with invariant precursor composition, concentration, and stoichiometry, https://doi.org/10.1016/j.mtchem.2018.11.003

5.Mechanisms of activity loss for a multi-PEGylated protein by experiment and simulation, Materials Today Chemistry, 12, 2019, 121-131, doi: 10.1016/j.mtchem.2018.12.007

Click here to view an expanded list of hundreds of publications citing Creative PEGWorks products.

Structure :
Price :
$350/1g
$950/5g
$1,450/10g
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Creative PEGWorks提供可生物降解的聚酯,包括PLGA,PLA,PCL和PGA及其PEG共聚物。由于聚酯具有生物降解性和生物相容性,因此已在许多食品和药物管理局(FDA)批准的治疗设备中使用。这些聚合物在体内通过其酯键的水解而降解,以产生其原始单体,例如来自PLGA的乳酸和乙醇酸,这是各种代谢途径的两种副产物。PCL,聚己内酯通常用作长期可植入设备中的可植入生物材料。PLGA-聚(丙交酯-乙交酯共聚物)共聚物的分子量(MW)和单体(丙交酯与乙交酯)的摩尔比范围很广。典型的L对G进料比包括50:50、65:35、75:25和85:15。PLGA可以溶解在多种溶剂中-较高的丙交酯聚合物可以使用氯化溶剂溶解,而较高的乙交酯聚合物需要使用氟化溶剂,例如HFIP。PLA,聚乳酸或聚乳酸或聚丙交酯是可生物降解的脂肪族聚酯。由于单体中的手性中心(两种L-或D-对映体形式),因此存在几种PLA聚合物,例如异构纯的聚L-丙交酯(PLLA)和聚D-丙交酯(PDLA),以及外消旋混合物聚D,L-丙交酯(PDLLA)。PGA,聚乙交酯或聚乙醇酸具有异常的溶解性。PGA以其高分子量形式不溶于几乎所有常见的有机溶剂,但可溶于高度氟化的溶剂,例如六氟异丙醇(HFIP)和全氟丙酮,而低分子量PGA则更易溶于常见的有机溶剂。