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1,1-Diethylurea

1,1-Diethylurea Structure
1,1-Diethylurea structure
CAS No.
634-95-7
Chemical Name:
1,1-Diethylurea
Synonyms
NSC 165657;,1-Diethylurea;N,N-DIETHYLUREA;1,1-diethyl-ure;n,n-diethyl-ure;1,1-Diethylurea;Asym-Diethylurea;unsym-Diethylurea;Urea, 1,1-diethyl-;1,1-Diethylurea>
CBNumber:
CB1329311
Molecular Formula:
C5H12N2O
Molecular Weight:
116.16
MDL Number:
MFCD00007960
MOL File:
634-95-7.mol
MSDS File:
SDS
Last updated:2026-09-12 18:49:11
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1,1-Diethylurea Properties

Melting point 69-71 °C (lit.)
Boiling point 130 °C / 3mmHg
Density 0.975
refractive index 1.4432 (estimate)
Flash point 60℃
storage temp. 2-8°C
solubility water: soluble50g/L, clear
pka 14.77±0.50(Predicted)
form powder to crystal
color White to Almost white
Water Solubility water: soluble 50g/L, clear
InChI 1S/C5H12N2O/c1-3-7(4-2)5(6)8/h3-4H2,1-2H3,(H2,6,8)
InChIKey TUMNHQRORINJKE-UHFFFAOYSA-N
SMILES CCN(CC)C(N)=O
CAS DataBase Reference 634-95-7(CAS DataBase Reference)
EWG's Food Scores 1
EPA Substance Registry System N,N-Diethylurea (634-95-7)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P280-P305+P351+P338
Hazard Codes  Xn
Risk Statements  22
Safety Statements  24/25
WGK Germany  3
RTECS  YS9353900
TSCA  TSCA listed
HS Code  29241900
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
NFPA 704
0
1 0

1,1-Diethylurea price More Price(23)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 259454 1,1-Diethylurea 97% 634-95-7 25g $145 2023-06-20 Buy
TCI Chemical D1567 1,1-Diethylurea >98.0%(T) 634-95-7 25g $67 2026-04-30 Buy
Usbiological 273140 1,1-Diethylurea Asreported 634-95-7 250g $1522 2026-06-03 Buy
Biosynth FD32185 1,1-Diethylurea 634-95-7 500g $2595 2026-06-04 Buy
Biosynth FD32185 1,1-Diethylurea 634-95-7 1000g $4540 2026-06-04 Buy
Product number Packaging Price Buy
259454 25g $145 Buy
D1567 25g $67 Buy
273140 250g $1522 Buy
FD32185 500g $2595 Buy
FD32185 1000g $4540 Buy

1,1-Diethylurea Chemical Properties, Uses, Production

Chemical Properties

white semi-transparent crystals

Uses

1,1-Diethylurea forms molecular adduct with nitro-substituted aromatic carboxylic acids. Adduct hydrate of 1,1-diethylurea with pyrazine-2,3-dicarboxylic acid has been prepared and characterized using low-temperature single-crystal X-ray diffraction methods.

General Description

1,1-Diethylurea forms molecular adduct with nitro-substituted aromatic carboxylic acids. Adduct hydrate of 1,1-diethylurea with pyrazine-2,3-dicarboxylic acid has been prepared and characterized using low-temperature single-crystal X-ray diffraction methods.

1,1-Diethylurea synthesis

109-89-7
634-95-7
Synthesis of 1,1-Diethylurea from Diethylamine

1,1-Diethylurea Preparation Products And Raw materials

Raw materials

Carbamic acid, N,N-diethyl-, trimethylsilyl ester Silanol, 1,1,1-trimethyl-, 1-carbamate Diethylcyanamide Fluoroboric acid diethyl ether complex Diethylamine
Diethylamine hydrochloride N-Nitrocarbamide 1-Methyl-1-nitrosourea Potassium cyanate

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Preparation Products

Methyl benzoate

1,1-Diethylurea Suppliers

Global Suppliers ( 71)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 94607 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
Maya High Purity Chemicals +86 (573) 82222445 (0)18006601000 452520369 sales@maya-r.com China 11693 57
Thermo Fisher Scientific 800-810-5118 cnchemical@thermofisher.com China 17752 75
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
J & K SCIENTIFIC LTD. 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 62
3B Pharmachem (Wuhan) International Co.,Ltd. 69
TCI (Shanghai) Development Co., Ltd. 81
Shandong Xiya Chemical Co., Ltd 57
Tianjin heowns Biochemical Technology Co., Ltd. 57
Maya High Purity Chemicals 57
Thermo Fisher Scientific 75
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. 55
TOKYO CHEMICAL INDUSTRY CO., LTD. 80

View Latest Price from 1,1-Diethylurea manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1,1-DIETHYLUREA pictures 2021-08-12 1,1-DIETHYLUREA
634-95-7
 $10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
  • 1,1-DIETHYLUREA pictures
  • 1,1-DIETHYLUREA
    634-95-7
  • $10.00-15.00
  • 99%+ HPLC
  • Zhuozhou Wenxi import and Export Co., Ltd

1,1-Diethylurea Spectrum

1,1-DIETHYLUREA(634-95-7)MS1,1-DIETHYLUREA(634-95-7)1HNMR1,1-DIETHYLUREA(634-95-7)IR11,1-DIETHYLUREA(634-95-7)IR21,1-DIETHYLUREA(634-95-7)IR31,1-DIETHYLUREA(634-95-7)Raman

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NSC 165657 N,N-DIETHYLUREA ASYM-N,N-DIETHYLUREA ASYM-1,1-DIETHYLUREA 1,1-diethyl-ure Asym-Diethylurea n,n-diethyl-ure Urea, 1,1-diethyl- 1,1-DIETHYLUREA (ASYM-) unsym-Diethylurea 1,1-Diethylurea,97% 1,1-Diethylurea> ,1-Diethylurea 1,1-Diethylurea 634-95-7 C2H52NCONH2 Organic Building Blocks Ureas Building Blocks Carbonyl Compounds Carbonyl Compounds Chemical Synthesis Organic Building Blocks Carbonyl Compounds Organic Building Blocks Ureas Building Blocks