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T24503

Sigma-Aldrich

Tetramethylurea

99%

Synonym(s):

1,1,3,3-Tetramethylurea, TMU

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About This Item

Linear Formula:
(CH3)2NCON(CH3)2
CAS Number:
632-22-4
Molecular Weight:
116.16
Beilstein:
773898
EC Number:
211-173-9
MDL number:
MFCD00008319
UNSPSC Code:
12352100
PubChem Substance ID:
24900039
NACRES:
NA.22

Quality Level

200

Assay

99%

refractive index

n20/D 1.451 (lit.)

bp

177 °C (lit.)
62-63 °C/12 mmHg (lit.)

mp

−1 °C (lit.)

density

0.968 g/mL at 20 °C (lit.)

SMILES string

CN(C)C(=O)N(C)C

InChI

1S/C5H12N2O/c1-6(2)5(8)7(3)4/h1-4H3

InChI key

AVQQQNCBBIEMEU-UHFFFAOYSA-N

Gene Information

human ... EPHX2(2053)
mouse ... Ephx2(13850)

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Related Categories

Application

  • Role of Tetramethylurea in Synthesizing Mesoporous Alumina: Tetramethylurea was used to synthesize mesoporous alumina via a hydrothermal method, affecting pore structure and thermal stability (Ghosh et al., 2014).

Signal Word

Danger

Hazard Statements

H302,H315,H318,H360D

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 1B - Skin Irrit. 2

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

167.0 °F - closed cup

Flash Point(C)

75 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Y L A Rezus et al.
Physical review letters, 99(14), 148301-148301 (2007-10-13)
We have used femtosecond midinfrared spectroscopy to study the orientational mobility of water molecules in the hydration shells of hydrophobic groups. Our results show that hydrophobic groups are surrounded by a number of water molecules that display much slower orientational
F A Sylvester et al.
Infection and immunity, 64(4), 1420-1425 (1996-04-01)
Piliated Burkholderia (formerly Pseudomonas) cepacia from sputa of cys tic fibrosis patients in Toronto, Canada, were shown earlier to bind to purified mucins and to a protein receptor on epithelial cells via a 22-kDa adhesin located on unique cable pili.
Klaas-Jan Tielrooij et al.
Journal of the American Chemical Society, 132(44), 15671-15678 (2010-10-19)
We study the influence of the amphipilic compound tetramethylurea (TMU) on the dynamical properties of water, using dielectric relaxation spectroscopy in the regime between 0.2 GHz and 2 THz. This technique is capable of resolving different water species, their relative
Marcelo A da Silva et al.
Journal of colloid and interface science, 289(2), 394-401 (2005-06-07)
In this work, the gelation kinetics and fractal character of lysozyme gel matrices developed in tetramethylurea (TMU)-water media were investigated. Gelation times were determined from the temporal crossover point between the storage, G', and loss, G'', moduli, as a function
Haiyan Wei et al.
The journal of physical chemistry. B, 114(1), 557-568 (2009-11-26)
The effects of urea, tetramethyl urea (TMU), and trimethylamine N-oxide (TMAO) on the structure and dynamics of aqueous solutions are studied using molecular dynamics simulations. It was found that urea has little effects on the water-water hydrogen-bond length and angle
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