Amino-PEG4-CH2COOH

Modify Date: 2026-07-18 18:00:25

Amino-PEG4-CH2COOH Structure
Amino-PEG4-CH2COOH structure
Common Name Amino-PEG4-CH2COOH
CAS Number 195071-49-9 Molecular Weight 251.27700
Density N/A Boiling Point N/A
Molecular Formula C10H21NO6 Melting Point N/A
MSDS N/A Flash Point N/A

 Use of Amino-PEG4-CH2COOH


Amino-PEG4-CH2COOH is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1]. Amino-PEG4-CH2COOH is also a non-cleavable 4 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs)[2].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid
Synonym More Synonyms

 Amino-PEG4-CH2COOH Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Amino-PEG4-CH2COOH is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1]. Amino-PEG4-CH2COOH is also a non-cleavable 4 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs)[2].
Related Catalog
In Vitro PROTACs contain two different ligands connected by a linker; one is a ligand for an E3 ubiquitin ligase and the other is for the target protein. PROTACs exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins[1]. ADCs are comprised of an antibody to which is attached an ADC cytotoxin through an ADC linker[2].

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Molecular Formula C10H21NO6
Molecular Weight 251.27700
Exact Mass 251.13700
PSA 100.24000
InChIKey NPRAKTLKDKKZAV-UHFFFAOYSA-N
SMILES NCCOCCOCCOCCOCC(=O)O

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~82%

Amino-PEG4-CH2COOH Structure

Amino-PEG4-CH2COOH

CAS#:195071-49-9

Learn More
Literature: Bogdan, Niculina D.; Matache, Mihaela; Meier, Veronika M.; Dobrotae, Cristian; Dumitru, Ioana; Roiban, Gheorghe D.; Funeriu, Daniel P. Chemistry - A European Journal, 2010 , vol. 16, # 7 p. 2170 - 2180

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

14-amino-3,6,9,12-tetraoxa-1-tetradecanoic acid
3,6,9,12-Tetraoxatetradecanoic acid,14-amino

 Amino-PEG4-CH2COOH | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular weight of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid?
A: Molecular weight of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid is 251.27700.
Q: What are the uses of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid?
A: Main uses of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid: Amino-PEG4-CH2COOH is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1]. Amino-PEG4-CH2COOH is also a non-cleavable 4 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs)[2].
Q: What is the InChIKey of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid?
A: InChIKey of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid is NPRAKTLKDKKZAV-UHFFFAOYSA-N.
Q: What is the SMILES notation of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid?
A: SMILES notation of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid is NCCOCCOCCOCCOCC(=O)O.
Q: What English synonyms does 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid have?
A: English synonyms of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid: 14-amino-3,6,9,12-tetraoxa-1-tetradecanoic acid, 3,6,9,12-Tetraoxatetradecanoic acid,14-amino.
Q: What is the Chinese name of 195071-49-9?
A: Chinese name of 195071-49-9 is Amino-PEG4-CH2COOH.
Q: What is the English name of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid?
A: The English name of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid is 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid.
Q: What is the polar surface area (PSA) of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid?
A: Polar surface area (PSA) of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid is 100.24000.
Q: What is the CAS number of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid?
A: CAS number of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid is 195071-49-9.
Q: What is the molecular formula of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid?
A: Molecular formula of 2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]acetic acid is C10H21NO6.

 Amino-PEG4-CH2COOHfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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