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1,3-Diethylurea

Also known as: sym-Diethylurea, N,N'-Diethylurea, Diethylurea, 1,3-diethyl urea, 1,3-diethyl-2-urea, 1,3-diethyl-ure, Urea, 1,3-diethyl-, sym-N,N'-Diethylurea

1,3-Diethylurea (CAS 623-76-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H12N2O and a molecular weight of 116.162 g/mol. Key properties include a melting point of 112-113 °C(lit.), a boiling point of 263.0±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 121.1±18.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
623-76-7
Jingsj CID
J-1990682-2
Molecular Formula
C5H12N2O
Molecular Weight
116.162 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point112-113 °C(lit.)
Boiling Point263.0±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point121.1±18.9 °C
Exact Mass116.094963
PSA41.13000
LogP0.05
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.429

Customs & Trade Information

HS Code2924199090
Summary2924199090. 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 1,3-Diethylurea?

The CAS number of 1,3-Diethylurea is 623-76-7.

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

1,3-Diethylurea has molecular formula C5H12N2O and molecular weight 116.162 g/mol.

What are the upstream and downstream products of 1,3-Diethylurea?

For 1,3-Diethylurea, Upstream Products: Ethylamine, Ethyl isocyanate, 1-Ethylimidazole; Downstream Products: 5,6-diamino-1,3-diethylpyrimidine-2,4(1H,3H)-dione, Ethylamine hydrochloride, Ethyl isocyanate.

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

Last updated:

How to cite: Jingsj. "1,3-Diethylurea (CAS 623-76-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990682-2 (accessed 2026-11-09).

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