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2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid

2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid Structure
2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid structure
CAS No.
944561-45-9
Chemical Name:
2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid
Synonyms
Propynyl-PEG1-Ac;Propargyl-PEG1-CH2COOH;Propargyl-PEG1-acetic Acid;2-(2-prop-2-ynoxyethoxy)acetic acid;2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid;Acetic acid, 2-[2-(2-propyn-1-yloxy)ethoxy]-
CBNumber:
CB63975392
Molecular Formula:
C7H10O4
Molecular Weight:
158.15
MDL Number:
MFCD30469070
MOL File:
944561-45-9.mol
Last updated:2025-10-28 16:00:23
Product description Number Pack Size Price
2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid 95+% AS104180 250mg $294
2-[2-(2-Propyn-1-yloxy)ethoxy]aceticacid 0351EB 100mg $310
2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid 95+% AS104180 1g $585
2-[2-(2-Propyn-1-yloxy)ethoxy]aceticacid 0351EB 2.5g $1535
2-[2-(2-Propyn-1-yloxy)ethoxy]aceticacid 0351EB 5g $2222
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2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid Properties

Boiling point 294.2±20.0 °C(Predicted)
Density 1.169±0.06 g/cm3(Predicted)
storage temp. Storage temp. 2-8°C
form Liquid
pka 3.37±0.10(Predicted)
color Colorless to light yellow

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS05,GHS07
Signal word  Danger
Hazard statements  H315-H318-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P304+P340-P305+P351+P338-P310-P332+P313-P362-P403+P233-P405-P501

2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Activate Scientific AS104180 2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid 95+% 944561-45-9 250mg $294 2021-12-16 Buy
AK Scientific 0351EB 2-[2-(2-Propyn-1-yloxy)ethoxy]aceticacid 944561-45-9 100mg $310 2021-12-16 Buy
Activate Scientific AS104180 2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid 95+% 944561-45-9 1g $585 2021-12-16 Buy
AK Scientific 0351EB 2-[2-(2-Propyn-1-yloxy)ethoxy]aceticacid 944561-45-9 2.5g $1535 2021-12-16 Buy
AK Scientific 0351EB 2-[2-(2-Propyn-1-yloxy)ethoxy]aceticacid 944561-45-9 5g $2222 2021-12-16 Buy
Product number Packaging Price Buy
AS104180 250mg $294 Buy
0351EB 100mg $310 Buy
AS104180 1g $585 Buy
0351EB 2.5g $1535 Buy
0351EB 5g $2222 Buy

2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid Chemical Properties,Uses,Production

Uses

Propynyl-PEG1-Ac is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1]. Propynyl-PEG1-Ac is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

IC 50

PEGs

References

[1] An S, et al. Small-molecule PROTACs: An emerging and promising approach for the development of targeted therapy drugs. EBioMedicine. 2018 Oct;36:553-562 DOI:10.1016/j.ebiom.2018.09.005

2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid Preparation Products And Raw materials

Raw materials

Preparation Products

2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid Suppliers

Global( 46)Suppliers
Supplier Tel Email Country ProdList Advantage
SHANGHAI T&W PHARMACEUTICAL CO., LTD. 		+86-021-61551413 +8618813727289 contact@trustwe.com China 5743 58
Wuhan Borenpharm Co., Ltd 		027-65563561 18717150066 3207347307@qq.com CHINA 1238 58
Nextpeptide Inc 		+86-0571-81612335 +8613336028439 sales@nextpeptide.com China 19908 58
Alfa Chemistry 		+1-5166625404; Info@alfa-chemistry.com United States 20405 58
Hangzhou MolCore BioPharmatech Co.,Ltd. 		+86-057181025280; +8617767106207 sales@molcore.com China 49734 58
TargetMol Chemicals Inc. 		+1-781-999-5354; support@targetmol.com United States 39035 58
Wuhan Topule Biopharmaceutical Co., Ltd 		+8618327326525 masar@topule.com China 8467 58
HANGZHOU LEAP CHEM CO., LTD. 		+86-571-87711850 market18@leapchem.com China 43339 58
Jilin Chinese Academy of Sciences-yanshen Technology 		+undefined18143011203 info@chemextension.com China 42056 58
Aladdin Scientific 		tp@aladdinsci.com United States 52923 58
Supplier Advantage
SHANGHAI T&W PHARMACEUTICAL CO., LTD. 		58
Wuhan Borenpharm Co., Ltd 		58
Nextpeptide Inc 		58
Alfa Chemistry 		58
Hangzhou MolCore BioPharmatech Co.,Ltd. 		58
TargetMol Chemicals Inc. 		58
Wuhan Topule Biopharmaceutical Co., Ltd 		58
HANGZHOU LEAP CHEM CO., LTD. 		58
Jilin Chinese Academy of Sciences-yanshen Technology 		58
Aladdin Scientific 		58

View Lastest Price from 2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Propynyl-PEG1-Ac pictures 2025-10-27 Propynyl-PEG1-Ac
944561-45-9
 US $0.00 / mg 10g TargetMol Chemicals Inc.

2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid Spectrum

2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid(944561-45-9)1HNMR

944561-45-9(2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid)Related Search:

2,5-dioxopyrrolidin-1-yl pent-4-ynoate t-Boc-N-Amido-PEG2-Propargyl Propargyl-PEG5-t-butyl ester Propargyl-PEG4-Tos Propargyl-PEG8-t-butyl ester
Propargyl-PEG8-alcohol

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2-[2-(2-Propyn-1-yloxy)ethoxy]acetic acid Acetic acid, 2-[2-(2-propyn-1-yloxy)ethoxy]- Propargyl-PEG1-CH2COOH Propynyl-PEG1-Ac 2-(2-prop-2-ynoxyethoxy)acetic acid Propargyl-PEG1-acetic Acid 944561-45-9