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Merck

910813

Sigma-Aldrich

mPEG24-NHS

别名:

Methoxypolyethylene glycol acetic acid N-succinimidyl ester, mPEG NHS

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500 MG
$696.00

$696.00


预计发货时间2026年5月29日详情


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500 MG
$696.00

About This Item

经验公式(希尔记法):
C56H107NO29
分子量:
1258.44
MDL编号:
UNSPSC代码:
43211915
NACRES:
NA.23

$696.00


预计发货时间2026年5月29日详情


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方案

95% (HPLC)

表单

solid

分子量

average Mn 1,250 (by NMR)

反应适用性

reagent type: chemical modification reagent
reactivity: amine reactive

颜色

white to off-white

Ω端

NHS ester

α端

methoxy

聚合物结构设计

shape: linear
functionality: monofunctional

储存温度

−20°C

SMILES字符串

N1(C(=O)CCC1=O)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOC

InChI

1S/C56H107NO29/c1-61-6-7-63-10-11-65-14-15-67-18-19-69-22-23-71-26-27-73-30-31-75-34-35-77-38-39-79-42-43-81-46-47-83-50-51-85-53-52-84-49-48-82-45-44-80-41-40-78-37-36-76-33-32-74-29-28-72-25-24-70-21-20-68-17-16-66-13-12-64-9-8-62-5-4-56(60)86-57-54(58)

InChI key

IXVOIXFTBGZAJR-UHFFFAOYSA-N

应用

Polyethylene glycols (PEGs) are FDA approved hydrophilic polymers. They are non-toxic, non-immunogenic and non-antigenic, and are widely used in a variety of biomedical applications such as bioconjugation, drug delivery, surface functionalization, and tissue engineering. PEG-NHS is an amine reactive PEG that can react to amino groups of lysine(s) on proteins or other biologics; reaction occurs at room temperature in <1hr at pH 7-8. Stable linker between PEG and NHS ester.

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

>230.0 °F

闪点(°C)

> 110 °C


历史批次信息供参考:

分析证书(COA)

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Questions

  1. what is the chain length of this PEG

    1 answer
    1. The chain length is not measured for this mPEG NHS. Based on literature, which approximates the monomer length of PEG to be 0.35 nm, the chain length can be estimated to be 8.4 nm or 84 angstroms.

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