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name: Diethanolamine
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Synonym

2,2'-Dihydroxydiethylamine
2,2'-Iminodiethanol
2,2'-iminodiethanol; diethylolamine; bis(hydroxyethyl)amine; 2,2'-dihydroxydiethylamine

CAS NO.: 111-42-2
Molecular Formula:  C4H11NO2
Molecular Weight: 105.14
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Properties

Deliquescent prisms, mp 28¡ã Usually offered as a viscous liquid. Mild ammoniacal odor. d430 1.0881; d460 1.0693. One U.S. gallon weighs 9.09 lbs at 30¡ã Viscosity at 30¡ã 351.9 cp; at 60¡ã 53.85 cp. bp760 268.8¡ã bp150 217¡ã bp0.01 20¡ã Strong base: pH of 0.1N aq soln: 11.0. nD30 1.4753. Dipole moment 2.81. Flash pt 300¡ãF. Miscible with water, methanol, acetone. Soly at 25¡ãin benzene: 4.2%, in ether: 0.8%, in carbon tetrachloride: <0.1%, in n-heptane: <0.1%. LD50 orally in rats: 12.76 g/kg (Smyth).
Ignition residue (sulfate): max. 0.01%
Refractive index n20/D: 1.474 to 1.479
Purity(GC): min. 99.0%
Water: max. 0.3%
Solubility in Water: to pass test
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Use

To scrub gases as indicated under ethanolamine. Diethanolamine can be used with cracking gases and coal or oil gases which contain carbonyl sulfide that would react with monoethanolamine. As rubber chemicals intermediate. In the manuf of surface active agents used in textile specialties, herbicides, petr demulsifiers. As emulsifier and dispersing agent in various agricultural chemicals, cosmetics, and pharmaceuticals. In the production of lubricants for the textile industry.
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