Azido-PEG4-propionic acid

Name: Azido-PEG4-propionic acid
Brand: BOC Sciences
Rating: 5 (1 reviews)

CAS No.: 1257063-35-6

Cat No.: BPG-1898

Purity: ≥95%

4.5

Azido-PEG4-propionic acid is a specialized heterobifunctional reagent featuring an azide group and a short polyethylene glycol (PEG) spacer linked to a propionic acid moiety. The azido functionality facilitates efficient click chemistry reactions, enabling site-specific conjugation to alkyne-containing molecules. The PEG4 spacer imparts enhanced aqueous solubility and reduces steric hindrance, which is beneficial in peptide modification and surface functionalization studies. Frequently utilized in bioconjugation, proteomics, and targeted delivery research, this compound supports precise molecular design and advanced chemical biology applications.

Category	Azido-PEGn-Acid
Molecular Formula	C11H21N3O6
Molecular Weight	291.30
Appearance	Colorless to light orange to yellow clear liquid
Shipping	Room temperature
Storage	Store at 2-8°C

Structure of 1257063-35-6

Ordering Information

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Specification

Synonyms	Azido-PEG4-acid;N3-PEG4-COOH; Azido-PEG4-C2-acid; Azido-PEG4-Acid; N3-PEG4-CH2CH2COOH; 1-Azido-3,6,9,12-tetraoxapentadecan-15-oic acid; 15-Azido-4,7,10,13-tetraoxapentadecanoic acid
IUPACName	3-[2-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]ethoxy]propanoic acid
CanonicalSMILES	C(COCCOCCOCCOCCN=[N+]=[N-])C(=O)O
InChI	InChI=1S/C11H21N3O6/c12-14-13-2-4-18-6-8-20-10-9-19-7-5-17-3-1-11(15)16/h1-10H2,(H,15,16)
InChIKey	BODPHGOBXPGJKO-UHFFFAOYSA-N
Purity	≥95%
Solubility	Soluble in DMSO (10 mm)
RelatedCAS	<a href="/product/azido-peg12-propionic-acid-cas-1167575-20-3-387141.html">1167575-20-3</a> (polymer)
ExactMass	291.14303540
LogP	0.29056
Pictogram	Irritant
Signal	Warning
PrecautionaryStatementCodes	P264, P264+P265, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, and P362+P364