Basic information Safety Supplier Related

Mal-PEG2-acid

Basic information Safety Supplier Related

Mal-PEG2-acid Basic information

Product Name:
Mal-PEG2-acid
Synonyms:
  • Mal-PEG2-acid
  • Maleimide-PEG2-CH2CH2COOH
  • Mal-PEG2-CH2CH2COOH
  • Mal-NH-PEG2-acid
  • 3-[2-[2-(2,5-Dihydro-2,5-dioxo-1H-pyrrol-1-yl)ethoxy]ethoxy]propanoic acid
  • α-Maleimidyl-ω-propionyloxy poly(ethylene glycol)
  • Propanoic acid, 3-[2-[2-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)ethoxy]ethoxy]-
  • 3-[2-[2-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethoxy]ethoxy]propanoic Acid
CAS:
1374666-32-6
MF:
C11H15NO6
MW:
257.24
Product Categories:
  • peg
Mol File:
1374666-32-6.mol
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Mal-PEG2-acid Chemical Properties

Boiling point:
455.7±35.0 °C(Predicted)
Density 
1.329±0.06 g/cm3(Predicted)
pka
4.27±0.10(Predicted)
form 
powder to crystal
color 
White to Light yellow
CAS DataBase Reference
1374666-32-6
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Safety Information

HS Code 
2942000090
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Mal-PEG2-acid Usage And Synthesis

Description

Mal-PEG2-acid is a PEG linker containing a maleimide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The maleimide group will react with a thiol group to form a covalent bond, enabling the connection of biomolecule with a thiol. The terminal carboxylic acid can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond.

Biological Activity

Mal-PEG2-acid is a non-cleavable ADC linker for the synthesis of antibody-drug conjugates (ADCs). It can bind to Tubulysin (HY-128914) and its cytotoxic derivatives activity. It can also be used as a PROTAC linker for PROTAC synthesis.

in vitro

ADCs are comprised of an antibody to which is attached an ADC cytotoxin through an ADC linker.

target

Non-cleavable

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PEGs

Mal-PEG2-acidSupplier

Biomatrik (Jiaxing) Inc.
Tel
573-573-82623377 18967387295
Email
sales@biomatrik.cn
Shanghai Boc Chemical Co.,Ltd
Tel
021-34975603-808 18721111801
Email
sales@bocpharma.com
Daicel Chiral Technologies (China)CO.,LTD
Tel
021-50460086-9 15921403865
Email
han_yajun@dctc.daicel.com
TOKYO CHEMICAL INDUSTRY CO., LTD.
Tel
03-36680489
Email
Sales-JP@TCIchemicals.com
TCI Europe
Tel
320-37350700
Email
sales@tcieurope.eu