1,1,3,3-Tetraethylurea

四乙基脲

Also known as: N,N,N',N'-Tetraethylurea, TEU, tetraethylurea, 1,1,3,3-tetraethyl urea, Urea, tetraethyl

1,1,3,3-Tetraethylurea (CAS 1187-03-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H20N2O and a molecular weight of 172.26800 g/mol. It is also known as N,N,N',N'-Tetraethylurea, TEU and tetraethylurea. Key properties include a boiling point of 211-213 °C(lit.), a density of 0.907 g/mL at 20 °C(lit.) and a flash point of 81°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1187-03-7
Jingsj CID
J-4688-6
Molecular Formula
C9H20N2O
Chinese Name
四乙基脲
Molecular Weight
172.26800 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point211-213 °C(lit.)
Density0.907 g/mL at 20 °C(lit.)
Flash Point81°C

Frequently Asked Questions

What is the CAS number of 1,1,3,3-Tetraethylurea?

The CAS number of 1,1,3,3-Tetraethylurea is 1187-03-7.

What are the molecular formula and molecular weight of 1,1,3,3-Tetraethylurea?

1,1,3,3-Tetraethylurea has molecular formula C9H20N2O and molecular weight 172.26800 g/mol.

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

Last updated:

How to cite: Jingsj. "1,1,3,3-Tetraethylurea (CAS 1187-03-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4688-6 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.