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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

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-27 22:52:48

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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
form	clear liquid
pka	-0+-.0.70(Predicted)
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

TSCA listed

HS Code

2924190090

NFPA 704

	2
0		0

1,1,3,3-Tetraethylurea price More Price(27)

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	2026-04-30	Buy
TCI Chemical	T0587	1,1,3,3-Tetraethylurea >99.0%(GC)	1187-03-7	100mL	$284	2026-04-30	Buy
Usbiological	242273	Tetraethylurea, 98.0 +% 98.0+%	1187-03-7	25ml	$200	2026-06-03	Buy
Usbiological	242273	Tetraethylurea, 98.0 +% 98.0+%	1187-03-7	100ml	$333	2026-06-03	Buy
Usbiological	242273	Tetraethylurea, 98.0 +% 98.0+%	1187-03-7	250ml	$602	2026-06-03	Buy

Product number	Packaging	Price	Buy
T0587	25mL	$86	Buy
T0587	100mL	$284	Buy
242273	25ml	$200	Buy
242273	100ml	$333	Buy
242273	250ml	$602	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( 100)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Shijiazhuang Surui Chemical Co., LTD	15833970389 15833970389	sjzkhhg@126.com	China	40	58
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30103	84
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Sichuan Kulinan Technology Co., Ltd	400-1166-196 18981987031	cdhxsj@163.com	China	11674	57
Maya High Purity Chemicals	+86 (573) 82222445 (0)18006601000 452520369	sales@maya-r.com	China	11693	57
Chengdu Ai Keda Chemical Technology Co., Ltd.	4008-755-333 18080918076	800078821@qq.com	China	9706	55
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	025-66113011 13913916777	cfzhang@aikonchem.com	China	19902	55
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28364	80

Supplier	Advantage
Shijiazhuang Surui Chemical Co., LTD	58
J & K SCIENTIFIC LTD.	76
Alfa Aesar	84
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Sichuan Kulinan Technology Co., Ltd	57
Maya High Purity Chemicals	57
Chengdu Ai Keda Chemical Technology Co., Ltd.	55
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	55
TOKYO CHEMICAL INDUSTRY CO., LTD.	80

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

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-05-28	1,1,3,3-Tetraethylurea 1187-03-7	$14.60	1KG	99%	5000kg	Hebei Chuanghai Biotechnology Co,.LTD
2025-12-01	Tetraethyl urea 1187-03-7	$17.90	1000KG	99.5	20000	Chongqing Hesheng Longgang Technology Co. Ltd.
2021-08-12	1,1,3,3-Tetraethylurea 1187-03-7	$10.00-15.00	1KG	99%+ HPLC		Zhuozhou Wenxi import and Export Co., Ltd

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

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

1,1,3,3-Tetraethylurea
1187-03-7
$10.00-15.00
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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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 > TETRAETHYLUREA 1187-03-7 CONC2H522 C2H52NCONC2H52 CH3CH22NCONCH2CH32 Carbonyl Compounds Building Blocks Organic Building Blocks Ureas