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1,1,3,3-Tetraethylurea

1,1,3,3-Tetraethylurea structure

CAS No.: 1187-03-7

Chemical Name:: 1,1,3,3-Tetraethylurea

Synonyms: TETRAETHYLUREA;TEU;urea,tetraethyl-;1,1,3,3-tetraethyl-ure;1,1,3,3-TETRAETHYLUREA;n,n,n’,n’-tetraethylurea;N,N,N',N'-Tetraethylurea;Urea, 1,1,3,3-tetraethyl-;1,1,3,3-Tetraethylurea >1,1,3,3-TETRAETHYLUREA 99+%

CBNumber:: CB0725796

Molecular Formula:: C9H20N2O

Molecular Weight:: 172.27

MDL Number:: MFCD00042881

MOL File:: 1187-03-7.mol

Last updated:2025-07-04 15:13:50

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1,1,3,3-Tetraethylurea Properties

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
Flash point	81°C
pka	-0?+-.0.70(Predicted)
form	clear liquid
color	Colorless to Almost colorless
BRN	1763126
Dielectric constant	14.74
InChI	InChI=1S/C9H20N2O/c1-5-10(6-2)9(12)11(7-3)8-4/h5-8H2,1-4H3
InChIKey	UWHSPZZUAYSGTB-UHFFFAOYSA-N
SMILES	N(CC)(CC)C(N(CC)CC)=O
CAS DataBase Reference	1187-03-7(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	W511X6RP5R
NIST Chemistry Reference	Urea, tetraethyl-(1187-03-7)
EPA Substance Registry System	Urea, tetraethyl- (1187-03-7)

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H227

Precautionary statements

P210-P280-P370+P378-P403+P235-P501-P210e-P280a-P370+P378a-P501a

Risk Statements

36/37/38

Safety Statements

23-24/25

WGK Germany

RTECS

YU2100000

TSCA

Yes

HS Code

2924190090

NFPA 704

	2
0		0

1,1,3,3-Tetraethylurea price More Price(8)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	T0587	1,1,3,3-Tetraethylurea >99.0%(GC)	1187-03-7	25mL	$86	2025-07-31	Buy
TCI Chemical	T0587	1,1,3,3-Tetraethylurea >99.0%(GC)	1187-03-7	100mL	$284	2025-07-31	Buy
TRC	T292505	1,1,3,3-Tetraethylurea	1187-03-7	25g	$105	2021-12-16	Buy
Apolloscientific	OR917459	1,1,3,3-Tetraethylurea 95%	1187-03-7	25g	$167	2021-12-16	Buy
Apolloscientific	OR917459	1,1,3,3-Tetraethylurea 95%	1187-03-7	100g	$435	2021-12-16	Buy

Product number	Packaging	Price	Buy
T0587	25mL	$86	Buy
T0587	100mL	$284	Buy
T292505	25g	$105	Buy
OR917459	25g	$167	Buy
OR917459	100g	$435	Buy

1,1,3,3-Tetraethylurea Chemical Properties,Uses,Production

Uses

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

Uses

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

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 Preparation Products And Raw materials

Raw materials

Ethanediamide, N1,N1,N2,N2-tetraethyl- N,N-diethyl-2-oxo-2-phenylacetamide N,N-DIETHYLBENZAMIDE Diethylamine carbon monoxide

Preparation Products

N,N-Diethylformamide 2-Ethyl-2-adamantyl methacrylate

1,1,3,3-Tetraethylurea Suppliers

Global( 94)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hebei Chuanghai Biotechnology Co,.LTD	+86-13131129325	sales1@chuanghaibio.com	China	5251	58
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29855	58
SIMAGCHEM CORP	+86-5922680277 +86-13806087780	sale@simagchem.com	China	17346	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +8618949823763	sales@tnjchem.com	China	34563	58
Chongqing Hesheng Longgang Technology Co. Ltd.	+86-19112191161 +86-18108377873	jieli@hslg-tech.com	China	16	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 +8617705817739	info@dycnchem.com	China	52846	58
CD Chemical Group Limited	+8615986615575	info@codchem.com	China	20342	58
Coresyn Pharmatech Co., Ltd.	+86-571-86626709 +86-18157142896	cbc@coresyn.com	China	9984	58
Hebei Chuanghai Biotechnology Co., Ltd	+8615531151365	mina@chuanghaibio.com	China	18126	58
PT CHEM GROUP LIMITED	+86-85511178;	peter68@ptchemgroup.com	China	35425	58

Supplier	Advantage
Hebei Chuanghai Biotechnology Co,.LTD	58
career henan chemical co	58
SIMAGCHEM CORP	58
Hefei TNJ Chemical Industry Co.,Ltd.	58
Chongqing Hesheng Longgang Technology Co. Ltd.	58
Dayang Chem (Hangzhou) Co.,Ltd.	58
CD Chemical Group Limited	58
Coresyn Pharmatech Co., Ltd.	58
Hebei Chuanghai Biotechnology Co., Ltd	58
PT CHEM GROUP LIMITED	58

View Lastest Price from 1,1,3,3-Tetraethylurea manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2025-05-26	1,1,3,3-Tetraethylurea 1187-03-7	US $14.60 / KG	1KG	99%	5000kg	Hebei Chuanghai Biotechnology Co,.LTD
2023-05-24	Tetraethyl urea 1187-03-7	US $17.90 / KG	1000KG	99.5	20000	Chongqing Hesheng Longgang Technology Co. Ltd.
2021-08-12	1,1,3,3-Tetraethylurea 1187-03-7	US $15.00-10.00 / KG	1KG	99%+ HPLC	Monthly supply of 1 ton	Zhuozhou Wenxi import and Export Co., Ltd

1,1,3,3-Tetraethylurea
1187-03-7
US $14.60 / KG
99%
Hebei Chuanghai Biotechnology Co,.LTD

Tetraethyl urea
1187-03-7
US $17.90 / KG
99.5
Chongqing Hesheng Longgang Technology Co. Ltd.

1,1,3,3-Tetraethylurea
1187-03-7
US $15.00-10.00 / KG
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

1,1,3,3-Tetraethylurea Spectrum

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

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TETRAETHYLUREA TEU 1,1,3,3-TETRAETHYLUREA 1,1,3,3-tetraethyl-ure N,N,N',N'-Tetraethylurea n,n,n’,n’-tetraethylurea Urea, N,N,N',N'-tetraethyl- Urea, 1,1,3,3-tetraethyl- urea,tetraethyl- 1,1,3,3-TETRAETHYLUREA 99+% 1,1,3,3-Tetraethylurea > 1187-03-7 CONC2H522 C2H52NCONC2H52 CH3CH22NCONCH2CH32 Carbonyl Compounds Building Blocks Organic Building Blocks Ureas