tert-Butyl (2-(2-(2-hydroxyethoxy)ethoxy)ethyl)carbamate

Also known as: 2-[2-(2-t-Boc-aminoethoxy)ethoxy]ethanol, 2-[2-(2-tert-Butyloxycarbonylaminoethoxy)ethoxy]ethanol, 2-[2-[2-(Boc-amino)ethoxy]ethoxy]ethanol, BocNH-PEG3-OH, N-Boc-PEG3-alcohol, N-[2-[2-(2-Hydroxyethoxy)ethoxy]ethyl]carbamic Acid 1,1-Dimethylethyl Ester, tert-butyl N-[2-[2-(2-hydroxyethoxy)ethoxy]ethyl]carbamate, NHBoc-PEG3-OH, PROTAC Linker 10, (2-[2-(2-HYDROXY-ETHOXY)-ETHOXY]-ETHYL)-CARBAMIC ACID TERT-BUTYL ESTER

tert-Butyl (2-(2-(2-hydroxyethoxy)ethoxy)ethyl)carbamate (CAS 139115-92-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H23NO5 and a molecular weight of 249.30400 g/mol. Key properties include a boiling point of 374.6ºC at 760 mmHg, a density of 1.071g/cm3 and a flash point of 180.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 139115-92-7
Jingsj CID: J-1958865-9
Molecular Formula: C₁₁H₂₃NO₅
Molecular Weight: 249.30400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	374.6ºC at 760 mmHg
Density	1.071g/cm3
Flash Point	180.3ºC
Exact Mass	249.15800
PSA	77.02000
LogP	0.92750
Vapor Pressure	3.84E-07mmHg at 25°C
Refractive Index	1.456
Storage Conditions	2-8°C

Activity & Biological Data

Target	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.

Customs & Trade Information

HS Code	2924199090
Summary	2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of tert-Butyl (2-(2-(2-hydroxyethoxy)ethoxy)ethyl)carbamate?

The CAS number of tert-Butyl (2-(2-(2-hydroxyethoxy)ethoxy)ethyl)carbamate is 139115-92-7.

What are the molecular formula and molecular weight of tert-Butyl (2-(2-(2-hydroxyethoxy)ethoxy)ethyl)carbamate?

tert-Butyl (2-(2-(2-hydroxyethoxy)ethoxy)ethyl)carbamate has molecular formula C11H23NO5 and molecular weight 249.30400 g/mol.

What are the upstream and downstream products of tert-Butyl (2-(2-(2-hydroxyethoxy)ethoxy)ethyl)carbamate?

For tert-Butyl (2-(2-(2-hydroxyethoxy)ethoxy)ethyl)carbamate, Upstream Products: 2-[2-(2-Aminoethoxy)ethoxy]ethanol, Di-tert-butyl dicarbonate, Azido-PEG3-alcohol; Downstream Products: tert-Butyl (2-(2-(2-aminoethoxy)ethoxy)ethyl)carbamate, 2-(2-(2-Azidoethoxy)ethoxy)ethan-1-amine, 1-(9H-Fluoren-9-yl)-3-oxo-2,7,10,13-tetraoxa-4-azapentadecan-15-oic acid.

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. "tert-Butyl (2-(2-(2-hydroxyethoxy)ethoxy)ethyl)carbamate (CAS 139115-92-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958865-9 (accessed 2026-11-09).

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