2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethanol

Also known as: Amino-PEG4-alcohol, NH2-PEG4, 11-Amino-3,6,9-trioxaundecanol, 1-Amino-3,6,9-trioxaundecan-11-ol, 2-(2-(2-(2-Aminoethoxy)ethoxy)ethoxy)ethanol, 2-(2-(2-(2-Hydroxyethoxy)ethoxy)ethoxy)ethylamine, 2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethanol, t4egma

2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethanol (CAS 86770-74-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H19NO4 and a molecular weight of 193.241 g/mol. Key properties include a boiling point of 301.6±27.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 136.2±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 86770-74-3
Jingsj CID: J-1976336-1
Molecular Formula: C₈H₁₉NO₄
Molecular Weight: 193.241 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	301.6±27.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	136.2±23.7 °C
Exact Mass	193.131409
PSA	73.94000
LogP	-2.09
Vapor Pressure	0.0±1.4 mmHg at 25°C
Refractive Index	1.459

Activity & Biological Data

Target	PEGs Non-cleavable
Additional Information	[1]. Nello Mainolfi, et al. Protein degraders and uses thereof. WO2019060742A1. [2]. Miller MA, et al. Modular Nanoparticulate Prodrug Design Enables Efficient Treatment of Solid Tumors Using Bioorthogonal Activation. ACS Nano. 2018 Dec 26;12(12):12814-12826.

Customs & Trade Information

HS Code	2922509090
Summary	2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. 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 2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethanol?

The CAS number of 2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethanol is 86770-74-3.

What are the molecular formula and molecular weight of 2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethanol?

2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethanol has molecular formula C8H19NO4 and molecular weight 193.241 g/mol.

What are the upstream and downstream products of 2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethanol?

For 2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethanol, Upstream Products: Azido-PEG4-alcohol, Tetraethylene glycol, Tetraethylene glycol monotosylate; Downstream Products: Fmoc-NH-PEG4-CH2COOH.

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. "2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethanol (CAS 86770-74-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1976336-1 (accessed 2026-11-09).

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