二苯并环辛烯PEG巯基吡啶,DBCO-PEG-OPSS,DBCO-PEG-PDP,芃硕生物强势推出,自主研发,欢迎选购!
名称 |
货号 |
英文名、缩写 |
分子量 |
规格 |
DBCO-PEG-OPSS |
PS2-OSDB-5K |
DBCO-PEG-OPSS,DBCO-PEG-PDP |
5000 |
0.1g、0.5g |
DBCO-PEG-OPSS |
PS2-OSDB-2K |
DBCO-PEG-OPSS,DBCO-PEG-PDP |
2000 |
0.1g、0.5g |
DBCO-PEG-OPSS |
PS2-OSDB-3K |
DBCO-PEG-OPSS,DBCO-PEG-PDP |
3400 |
0.1g、0.5g |
DBCO-PEG-OPSS |
PS2-OSDB-1K |
DBCO-PEG-OPSS,DBCO-PEG-PDP |
1000 |
0.1g、0.5g |
DBCO-PEG-OPSS |
PS2-OSDB-10K |
DBCO-PEG-OPSS,DBCO-PEG-PDP |
10000 |
0.1g、0.5g |
(备注:非常规分子量:400、600。精确聚合度的小分子定制。)
结构式:
基本信息:
中文名称:二苯并环辛烯-聚乙二醇-巯基吡啶 (DBCO-PEG-OPSS)
别名:DBCO-PEG-OPSS
英文名称:DBCO-PEG-PDP, DBCO-PEG-OPSS
CAS:-
分子量:400、600、1K、2K、3.4K、4K、5K、10K
纯度:90%以上
二苯并环辛烯PEG巯基吡啶,DBCO-PEG-OPSS,DBCO-PEG-PDP,产品芃硕生物强势推出,自主研发,欢迎选购!
应用简介:
DBCO (dibenzocycolctyne) PEG Biotin derivatives can go Click Chemistry reaction without a need of any metal catalysts. The strain-promoted 1,3-dipolar cycloaddition of cyclooctynes azides, also termed as the Cu-free click reaction, is a bioorthogonal reaction that enables the conjugation of two molecules in aqueous solution. DBCO PEG derivatives possess fast kinetics stability in aqueous buffer. DBCO reagents can be used to label azide-modified biomolecules spontaneous without the need ftoxic Cu catalysts. PEGylation can increase solubility stability reduce immunogenicity of peptides proteins. It can also suppress the non-specific binding ofged molecules to the modified surfaces.
Copper-free Click reaction procedures:
Prepare the azide-containing reagents in reaction buffer.
Add DBCO reagents to azide containing reagents. Add 1 mol equivalent of limiting reagent to 1.5~3.0 mol equivalents of abundance reagent.
Incubate the reaction at room temperature f2~4 hours 2~12 hours at 4℃.
Purify conjugates either by dialysis size-exclusionomatograph.
物理性质:
状态:淡黄色到白色固体,或者半固体,取决于分子量。
溶解性:溶于水,CHCl3,DMSO等溶剂。
保持条件:-20℃长期保存,避光,干燥。
注意事项:取用一定要干燥,避免频繁的溶解和冻干。
反应性:DBCO于含有N3基团的反应。
二苯并环辛烯PEG巯基吡啶,DBCO-PEG-OPSS,DBCO-PEG-PDP,产品芃硕生物强势推出,自主研发,欢迎选购!
技术指标:
纯度(PEG):90%以上
取代率(DBCO):90%以上
取代率(OPSS):90%以上
分散系数(PDI):小于等于1.05
分析:COA、GPC、NMR、MALDI-TOF
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二苯并环辛烯PEG巯基吡啶,DBCO-PEG-OPSS,DBCO-PEG-PDP,产品芃硕生物强势推出,自主研发,欢迎选购!