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Ald-PEG4-t-butyl ester

CAS No.
1415329-20-2
Chemical Name:
Ald-PEG4-t-butyl ester
Synonyms
CHO-PEG4-COOtBu;Ald-CH2-PEG4-Boc;CHOCH2-PEG4-COOtBu;Ald-PEG4-t-butyl ester;Ald-CH2-PEG4-CH2CH2COOtBu;OHCCH2O-PEG3-CH2CH2COOtBu;ALD-CH2-PEG4-T-BUTYL ESTER;tert-Butyl 1-oxo-3,6,9,12-tetraoxapentadecan-15-oate;tert-butyl 3-[2-[2-[2-(2-oxoethoxy)ethoxy]ethoxy]ethoxy]propanoate;4,7,10,13-Tetraoxapentadecanoic acid, 15-oxo-, 1,1-dimethylethyl ester
CBNumber:
CB53062299
Molecular Formula:
C15H28O7
Molecular Weight:
320.38
MDL Number:
MFCD25424117
MOL File:
1415329-20-2.mol
MSDS File:
SDS
Last updated:2026-07-16 07:06:08

Ald-PEG4-t-butyl ester Properties

Boiling point 401.7±35.0 °C(Predicted)
Density 1.059±0.06 g/cm3(Predicted)
storage temp. 2-8°C, stored under nitrogen
form Viscous Liquid
color Colorless to light yellow

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313

Ald-PEG4-t-butyl ester price More Price(24)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
ChemScene CS-0115175 Ald-CH2-PEG4-Boc ≥97% 1415329-20-2 250mg $60 2026-06-04 Buy
ChemScene CS-0115175 Ald-CH2-PEG4-Boc ≥97% 1415329-20-2 1g $150 2026-06-04 Buy
ChemScene CS-0115175 Ald-CH2-PEG4-Boc ≥97% 1415329-20-2 5g $600 2026-06-04 Buy
ChemScene CS-0115175 Ald-CH2-PEG4-Boc ≥97% 1415329-20-2 10g $1040 2026-06-04 Buy
ChemScene CS-0115175 Ald-CH2-PEG4-Boc ≥97% 1415329-20-2 25g $1920 2026-06-04 Buy
Product number Packaging Price Buy
CS-0115175 250mg $60 Buy
CS-0115175 1g $150 Buy
CS-0115175 5g $600 Buy
CS-0115175 10g $1040 Buy
CS-0115175 25g $1920 Buy

Ald-PEG4-t-butyl ester Chemical Properties, Uses, Production

Description

Ald-CH2-PEG4-t-butyl ester is a PEG linker that is reactive with aminooxy-containing molecules. The t-butyl ester can be removed under acidic conditions for further conjugation.

Uses

Ald-CH2-PEG4-Boc is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1].

IC 50

PEGs; Alkyl/ether

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

Ald-PEG4-t-butyl ester Preparation Products And Raw materials

Raw materials

Preparation Products

Ald-PEG4-t-butyl ester Suppliers

Global Suppliers ( 37)
Supplier Tel Email Country ProdList Advantage
Hunan HuaTeng Pharmaceutical Co., Ltd., 400-8592883 15367835770 sales@huatengsci.com China 5869 58
Borenpharm Co., Ltd 027-65563561 sales@borenpharm.com China 1245 55
Jinan elephant international trading co., LTD 13006575422@163.com China 6347 58
Amatek Scientific Co. Ltd. 0512-56316828 400-867-5858;400-867-5858 info@amateksci.com China 28760 58
Shanghai Hongye Biotechnology Co. Ltd 400-9205774 400-920-5774 sales@glpbio.cn China 6705 58
TargetMol Chemicals Inc. +1-781-999-5354; +1-00000000000 marketing@targetmol.com United States 32431 58
Henan Weituxi Chemical Technology Co., Ltd. 0371-63284658 18135795563 3905209149@qq.com China 9705 58
Shaanxi Xinyan Bomei Biotechnology Co., Ltd. 13892832556 2440688701@qq.com China 1978 58
Chongqing Chemdad Co., Ltd +86-023-6139-8061 +86-86-13650506873 sales@chemdad.com China 39866 58
Changsha Bono New Materials Technology Co., Ltd. 18191076804 asherw9@hotmail.com China 2373 58

View Latest Price from Ald-PEG4-t-butyl ester manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Ald-CH2-PEG4-Boc pictures 2026-07-15 Ald-CH2-PEG4-Boc
1415329-20-2
10g TargetMol Chemicals Inc.

Ald-PEG4-t-butyl ester Spectrum

CHO-PEG4-COOtBu CHOCH2-PEG4-COOtBu Ald-PEG4-t-butyl ester Ald-CH2-PEG4-CH2CH2COOtBu ALD-CH2-PEG4-T-BUTYL ESTER Ald-CH2-PEG4-Boc 4,7,10,13-Tetraoxapentadecanoic acid, 15-oxo-, 1,1-dimethylethyl ester tert-Butyl 1-oxo-3,6,9,12-tetraoxapentadecan-15-oate OHCCH2O-PEG3-CH2CH2COOtBu OHCCH2O-PEG3-CH2CH2COOtBu/4,7,10,13-Tetraoxapentadecanoic acid, 15-oxo-, 1,1-dimethylethyl ester tert-butyl 3-[2-[2-[2-(2-oxoethoxy)ethoxy]ethoxy]ethoxy]propanoate tert-butyl 3-[2-[2-[2-(2-oxoethoxy)ethoxy]ethoxy]ethoxy]propanoate - [B82772] 1415329-20-2 peg