Azido-PEG4-CH2CO2H - ≥98% , CAS No.201467-81-4

CAS: 201467-81-4 Cat. No.: A595576 Molecular Weight: 277.27 Beilstein Registry Number: 7928855 EC Number: 694-381-6
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
R14-0273 | 14-Azido-3,6,9,12-tetraoxa-1-tetradecanoic acid | 14-azido-3,6,9,12-tetraoxatetradecan-1-oic acid | N33-TEG-COOH (N3-TEG-COOH) | YHTABJLSZLHRFV-UHFFFAOYSA-N | AZIDO-PEG4-CH2COOH | N3-PEG4-CH2COOH | 2-[2-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]ethoxy
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
A595576-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$1,344.90
500mg
A595576-500mg
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$2,856.90
1g
A595576-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$5,040.90
5g
A595576-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$12,180.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Azido-PEG4-CH2CO2H is a PEG derivative containing an azide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The terminal carboxylic acid can be reacted with primary amine groups in the presence of activators (e.g. EDC, or DCC) to form a stable amide bond.

Specifications

Synonyms
R14-0273 | 14-Azido-3, 6, 9, 12-tetraoxa-1-tetradecanoic acid | 14-azido-3, 6, 9, 12-tetraoxatetradecan-1-oic acid | N33-TEG-COOH (N3-TEG-COOH) | YHTABJLSZLHRFV-UHFFFAOYSA-N | AZIDO-PEG4-CH2COOH | N3-PEG4-CH2COOH | 2-[2-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]ethoxy
Specifications & Purity
≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Canonical SmilesC(COCCOCCOCCOCC(=O)O)N=[N+]=[N-]
IUPAC Name2-[2-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]ethoxy]acetic acid
InChIKeyYHTABJLSZLHRFV-UHFFFAOYSA-N
INCHI1S/C10H19N3O6/c11-13-12-1-2-16-3-4-17-5-6-18-7-8-19-9-10(14)15/h1-9H2,(H,14,15)
Isomeric SMILES C(COCCOCCOCCOCC(=O)O)N=[N+]=[N-]
UN Number 2398
Molecular Weight 277.27
Beilstein 7928855
Reaxy-Rn 7928855
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=7928855&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic 1,3-dipolar compounds
ClassAllyl-type 1,3-dipolar organic compounds
SubclassAzo imides
Intermediate Tree Nodes Not available
Direct ParentAzo imides
Alternative Parents Azo compounds  Monocarboxylic acids and derivatives  Dialkyl ethers  Carboxylic acids  Organic zwitterions  Organic salts  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Azo compound - Azo imide - Carboxylic acid derivative - Carboxylic acid - Dialkyl ether - Ether - Monocarboxylic acid or derivatives - Organonitrogen compound - Carbonyl group - Organic oxygen compound - Organic nitrogen compound - Organooxygen compound - Organic zwitterion - Organic salt - Hydrocarbon derivative - Organic oxide - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as azo imides. These are n-Imides of azo compounds, analogous to azoxy compounds, having a delocalized structure.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
Flash Point(°F)-27.4 °F
Flash Point(°C)-33 °C
Molecular Weight277.270 g/mol
XLogP30.100
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count8
Rotatable Bond Count14
Exact Mass277.127 Da
Monoisotopic Mass277.127 Da
Topological Polar Surface Area88.600 Ų
Heavy Atom Count19
Formal Charge0
Complexity270.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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