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1-[3-(Trimethoxysilyl)propyl]urea

3-脲丙基三甲氧基硅烷

Also known as: (3-UREIDOPROPYL)TRIMETHOXYSILANE, (3-Ureidopropyl)trimethoxysilane, .gamma.-Ureidopropyltrimethoxysilane, 1-(3-(Trimethoxysilyl)propyl)urea, 1-[3-(TRIMETHOXYSILYL)PROPYL]UREA, 3-trimethoxysilylpropylurea, 3-ureidopropyl trimethoxysilane, N-[3-(trimethoxysilyl)propyl]urea, TRIMETHOXYSILYL PROPYL UREA, UREIDOPROPYLTRIMETHOXYSILANE, Urea, 3-(trimethoxysilyl)propyl-, Urea, N-[3-(trimethoxysilyl)propyl]-, [3-(trimethoxysilyl)propyl]urea

1-[3-(Trimethoxysilyl)propyl]urea (CAS 23843-64-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H18N2O4Si and a molecular weight of 222.314 g/mol. It is also known as (3-UREIDOPROPYL)TRIMETHOXYSILANE, (3-Ureidopropyl)trimethoxysilane and .gamma.-Ureidopropyltrimethoxysilane. Key properties include a melting point of <-25ºC, a boiling point of 251.2±32.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 105.7±25.1 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23843-64-3
Jingsj CID
J-48762-7
Molecular Formula
C7H18N2O4Si
Chinese Name
3-脲丙基三甲氧基硅烷
Molecular Weight
222.314 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point<-25ºC
Boiling Point251.2±32.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point105.7±25.1 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 1-[3-(Trimethoxysilyl)propyl]urea?

The CAS number of 1-[3-(Trimethoxysilyl)propyl]urea is 23843-64-3.

What are the molecular formula and molecular weight of 1-[3-(Trimethoxysilyl)propyl]urea?

1-[3-(Trimethoxysilyl)propyl]urea has molecular formula C7H18N2O4Si and molecular weight 222.314 g/mol.

Is 1-[3-(Trimethoxysilyl)propyl]urea hazardous?

1-[3-(Trimethoxysilyl)propyl]urea has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "1-[3-(Trimethoxysilyl)propyl]urea (CAS 23843-64-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48762-7 (accessed 2026-10-23).

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