Hydroxy-PEG6-t-butyl ester

Also known as: HO-PEG4-t-Butyl ester, HO-PEG6-CH2CH2COOtBu, Hydroxy-PEG6-t-butly ester, Hydroxy-PEG6-t-butyl ester 96%, OH-PEG6-CH2CH2COOtBu, OH-PEG6-TBA, PEG7-t-butly ester, hydroxy-peg6-tertbutyl ester, tert-butyl 1-hydroxy-3,6,9,12,15,18-hexaoxahenicosan-21-oate

Hydroxy-PEG6-t-butyl ester (CAS 361189-64-2) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C19H38O9 and a molecular weight of 410.50000 g/mol. Key property: a density of 1.068 g/ml. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 361189-64-2
Jingsj CID: J-1958738-1
Molecular Formula: C₁₉H₃₈O₉
Molecular Weight: 410.50000 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.068 g/ml
Exact Mass	410.25200
PSA	101.91000
LogP	0.81010

Activity & Biological Data

Target	PEGs Alkyl/ether
Additional Information	[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

Frequently Asked Questions

What is the CAS number of Hydroxy-PEG6-t-butyl ester?

The CAS number of Hydroxy-PEG6-t-butyl ester is 361189-64-2.

What are the molecular formula and molecular weight of Hydroxy-PEG6-t-butyl ester?

Hydroxy-PEG6-t-butyl ester has molecular formula C19H38O9 and molecular weight 410.50000 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Hydroxy-PEG6-t-butyl ester (CAS 361189-64-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958738-1 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.