Oct. 27-28, 2025, Boston, MA, USA - Booth 114.

Email:
Phone:

Propargyl-PEG5-acid

CAS No.: 1245823-51-1

Cat No.: BADC-00906

Purity: ≥95% 4.5

Propargyl-PEG5-acid offers an extended PEG5 chain with terminal alkyne and carboxylic acid groups, ideal for ADC linker applications involving copper-catalyzed or strain-promoted azide-alkyne cycloaddition. Enhances solubility and biocompatibility.

Propargyl-PEG5-acid

Structure of 1245823-51-1

Quality
Assurance

Worldwide
Delivery

24/7 Customer
Support

Category

ADC Linker

Molecular Formula

C14H24O7

Molecular Weight

304.34

Shipping

Room temperature, or blue ice upon request.

Shipping

Store at -20°C, keep in dry and avoid sunlight

* For research and manufacturing use only. We do not sell to patients.

Size	Price	Stock	Quantity
5 g	$398	In stock

Looking for different specifications? Click to request a custom quote!

Capabilities & Facilities

Delivery of 200+ ADCs annually;
mg to g scale for early stage;
4,000 m² cGMP facilities;
CDMO and CMO support.

24/7 customer service;
100% quality assurance;
Efficient global delivery;
Over 95% customer satisfaction.

Popular Publications Citing BOC Sciences Products

Synonyms

4,7,10,13,16-Pentaoxanonadec-18-yn-1-oic acid; Alkyne-PEG5-acid; Propyne-PEG4-CH2CH2COOH; Alkyne-PEG5-COOH; Propargyl-PEG5-COOH; Propargyl-PEG4-CH2CH2COOH; 4,7,10,13,16-pentaoxanonadec-18-ynoic acid

IUPAC Name

3-[2-[2-[2-(2-prop-2-ynoxyethoxy)ethoxy]ethoxy]ethoxy]propanoic acid

Canonical SMILES

C#CCOCCOCCOCCOCCOCCC(=O)O

InChI

InChI=1S/C14H24O7/c1-2-4-17-6-8-19-10-12-21-13-11-20-9-7-18-5-3-14(15)16/h1H,3-13H2,(H,15,16)

InChIKey

GWIACWQVTBMVEI-UHFFFAOYSA-N

Density

1.127±0.06 g/cm3 (Predicted)

Solubility

Soluble in DCM, DMF, DMSO, Water

PSA

83.45000

Appearance

Pale Yellow or Colorless Oily Liquid

Shelf Life

0-4°C for short term (days to weeks), or -20°C for long term (months).

Shipping

Room temperature, or blue ice upon request.

Storage

Store at -20°C, keep in dry and avoid sunlight

Pictograms

Irritant

Signal Word

Warning

Boiling Point

426.3±45.0°C (Predicted)

Catalog	Product Name	CAS	Inquiry
BADC-00928	Propargyl-PEG3-acid	1347760-82-0
BADC-01014	Propargyl-PEG2-acid	1859379-85-3
BADC-01026	Propargyl-PEG6-acid	1951438-84-8
BADC-01035	Propargyl-PEG8-acid	2055014-94-1
BADC-01956	Propargyl-PEG7-acid	2093154-00-6

Molarity Calculator
Dilution Calculator

The molarity calculator equation

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Mass

Concentration

Volume

Molecular Weight *

Calculate

The dilution calculator equation

Concentration _(start) × Volume _(start) = Concentration _(final) × Volume _(final)

This equation is commonly abbreviated as: C₁V₁ = C₂V₂

Concentration _(start)

C1

Volume _(start)

V1

Concentration _(final)

C2

Volume _(final)

V2

Calculate

Related Products

Contact our experts today for pricing and comprehensive details on our ADC offerings.

In Stock Purity: 98% Hot

DSS Crosslinker

DSS Crosslinker

CAS: 68528-80-3

In Stock Purity: 98% Hot

Fmoc-N-amido-PEG2-acetic acid

Fmoc-N-amido-PEG2-acetic acid

CAS: 166108-71-0

In Stock Purity: ≥95% Hot

Fmoc-N-amido-PEG4-propionic acid

Fmoc-N-amido-PEG4-propionic acid

CAS: 557756-85-1

In Stock Purity: ≥95% Hot

Irinotecan EP Impurity E (SN-38)

Irinotecan EP Impurity E (SN-38)

CAS: 86639-52-3

In Stock Purity: 95% Hot

CAS: 159857-79-1

In Stock Purity: 95% Hot

DSP Crosslinker

DSP Crosslinker

CAS: 57757-57-0

You May Also Be Interested In

From cytotoxin synthesis to linker design, discover our specialized services that complement your ADC projects.

ADC Linker Development Enzyme Cleavable Linker Cathepsin B Cleavable Linker/Peptide Linker Phosphatase Cleavable Linker β-Glucuronide Linker β-Galactosidase Cleavable Linker Sulfatase Cleavable Linker Chemically Cleavable Linker Non-Cleavable Linker Services Acid Cleavable Linker/Hydrazone Linker

Unlock Deeper ADC Insights

Learn more about payload design, linker strategies, and integrated CDMO support through our curated ADC content.

Linkers - A Crucial Factor in Antibody–Drug Conjugates In-Depth Review of ADC Linkers: Types, Mechanisms, and Research Progress New Structural Insights Solve Instability Issues of Maleimide Linkers in ADCs PEG Linkers in Antibody-Drug Conjugates Peptide Linkers in Antibody-Drug Conjugates Disulfide Linkers in Antibody-Drug Conjugates Biotinylation Reagents in Antibody-Drug Conjugates Maleimide Linkers in Antibody-Drug Conjugates Current ADC Linker Chemistry SPDB Linkers in Antibody-Drug Conjugates

Explore More ADC Products

Find exactly what your project needs from our expanded range of ADCs, offering flexible options to fit your timelines and goals.

ADC Cytotoxin

Powerful Targeted Cancer Solutions

ADC Cytotoxin with Linker

ADC Cytotoxin with Linker

Enhanced Stability And Efficacy

ADC Linker

Precise Conjugation For Success

Antibody-Drug Conjugates (ADCs)

Antibody-Drug Conjugates (ADCs)

Maximized Therapeutic Performance

Auristatins

Next-Level Tubulin Inhibition

Calicheamicins

High-Impact DNA Targeting

Camptothecins

Advanced Topoisomerase Inhibition

Daunorubicins / Doxorubicins

Daunorubicins / Doxorubicins

Trusted Anthracycline Payloads

Duocarmycins

Potent DNA Alkylation Agents

Maytansinoids

Superior Microtubule Disruption

Pyrrolobenzodiazepines

Pyrrolobenzodiazepines

Ultra-Potent DNA Crosslinkers

Traditional Cytotoxic Agents

Traditional Cytotoxic Agents

Proven Chemotherapy Solutions

Cleavable Linker

Cleavable Linker

Precise Intracellular Drug Release

Non-Cleavable Linker

Non-Cleavable Linker

Exceptional Long-Term Stability

Historical Records: OH-Glu-Val-Cit-PAB-MMAE | Propargyl-PEG5-acid

Send Inquiry

Great Minds Choose BOC Sciences

Inquiry Basket

Loading ......

Delete selected Go to checkout