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ChemicalBook--->CAS DataBase List--->1187-03-7

1187-03-7

1187-03-7 Structure

1187-03-7 Structure
IdentificationMore
[Name]

1,1,3,3-Tetraethylurea
[CAS]

1187-03-7
[Synonyms]

1,1,3,3-TETRAETHYLUREA
TETRAETHYLUREA
TEU
1,1,3,3-tetraethyl-ure
N,N,N',N'-Tetraethylurea
n,n,n’,n’-tetraethylurea
Urea, 1,1,3,3-tetraethyl-
urea,tetraethyl-
1,1,3,3-TETRAETHYLUREA 99+%
[EINECS(EC#)]

214-696-0
[Molecular Formula]

C9H20N2O
[MDL Number]

MFCD00042881
[Molecular Weight]

172.27
[MOL File]

1187-03-7.mol
Chemical PropertiesBack Directory
[Melting point ]

-20.15°C
[Boiling point ]

211-213 °C(lit.)
[density ]

0.907 g/mL at 20 °C(lit.)
[refractive index ]

n20/D 1.447
[Fp ]

81°C
[form ]

clear liquid
[pka]

-0?+-.0.70(Predicted)
[color ]

Colorless to Almost colorless
[BRN ]

1763126
[Dielectric constant]

14.74
[CAS DataBase Reference]

1187-03-7(CAS DataBase Reference)
[NIST Chemistry Reference]

Urea, tetraethyl-(1187-03-7)
[EPA Substance Registry System]

1187-03-7(EPA Substance)
Safety DataBack Directory
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S24/25:Avoid contact with skin and eyes .
[WGK Germany ]

3
[RTECS ]

YU2100000
[TSCA ]

Yes
[HS Code ]

2924190090
Hazard InformationBack Directory
[Uses]

1,1,3,3-Tetraethylurea is a useful building block for organic synthesis.
[Uses]

1,1,3,3-Tetraethylurea is mainly used as surface active agent,intermediate of medical,pesticide,and high grade solvent etc.
[Synthesis]

A solution of 20.0 g (0.4 mol) of sodium hydroxide in 30 mL of water was added dropwise to a mixture of 8.7 g (0.1 mol) of morpholine, 50 mL of chloroform, and 50 mL of 50 % aqueous NMMO, heated to 50 °C. The mixture was stirred for 1 h at 50 °C, cooled, and treated with chloroform, and the extract was evaporated to get 1,1,3,3-Tetraethylurea. Yield 3.5 g (35 %)
1,1,3,3-Tetraethylurea
Spectrum DetailBack Directory
[Spectrum Detail]

1,1,3,3-Tetraethylurea(1187-03-7)MS
1,1,3,3-Tetraethylurea(1187-03-7)1HNMR
1,1,3,3-Tetraethylurea(1187-03-7)13CNMR
1,1,3,3-Tetraethylurea(1187-03-7)IR1
1,1,3,3-Tetraethylurea(1187-03-7)IR2
Well-known Reagent Company Product InformationBack Directory
[Alfa Aesar]

1,1,3,3-Tetraethylurea, 99%(1187-03-7)
[TCI AMERICA]

1,1,3,3-Tetraethylurea,>99.0%(GC)(1187-03-7)
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