N, N-Diethylhydroxylamine/CAS:3710-84-7

N, N-Diethylhydroxylamine (N, N-Diethylhydroxylamine, N-ethyl-N-hydroxy-ethanamine, 1- [Ethyl (hydroxy) amino] ethane, N-Hydroxydiethylamine, DEHA. Pure Diethylhydroxylamine at normal temperture is colorless and transparent Liquid, industrial product is light yellow transparent liquid. Stable at room temperature, storage time, color will gradually turn yellow, direct sunlight, contact with air, discoloration speed will be turbid, after a few hours of natural clarification. , Soluble in water, aqueous solution of litmus paper is weakly alkaline, soluble in alcohol, ether, chloroform, benzene and other organic solvents .Diethylhydroxylamine combustible, generating toxic nitrogen oxides, vapor and air can form explosive mixtures .Diethylhydroxylamine toxic , Stimulate the eyes and skin. Is a medium-strength organic reductant, can be used as polymerization inhibitor, antioxidant, stabilizer.
Physical properties
【Appearance】 Pure Diethylhydroxylamine at normal temperture is colorless transparent liquid, industrial products for the light yellow transparent liquid.
[Boiling point] (℃) 125-130
【Melting point】 (℃)26-25
【Flash point】 ℃ (closed type) 46.1
【Density】 g / mL (25 ° C) 0.902
[Refractive index] nD20 1.420
【Solubility】 soluble in water, aqueous solution of litmus paper was weakly alkaline, soluble in alcohol, ether, chloroform, benzene and other organic solvents.
【Stability】 stable at room temperature, storage time, color will gradually turn yellow, direct sunlight, exposure to air, discoloration speed. After intense turbulence will be temporary turbidity, the natural clarificatio after a few hoursn. Chemical properties
[CAS Registry Number] 3710-84-7
[EINECS Registry Number] 223-055-4
Molecular weight: 89.14
[Molecular formula and structural formula] Molecular formula C4H11NO, the chemical structural formula (C2H5) 2NOH.
【Common chemical reaction】 The aqueous solution of litmus paper was weakly alkaline, higher than 570 ° C when the oxidation is broken down into acetaldehyde, dialkylamine, acetaldoxime, etc., and a small amount of ammonia, nitrate and nitrite Salt generation;
[Forbidden] Strong acid, alkali, strong oxidant, strong reducing agent.
[Polymerization hazards] No polymerization hazards.
Uses:
(1) a highly effective polymerization inhibitor for conjugated olefins, such as 1,3-butadiene,
(2) in the liquid phase or gas phase of the existing end of the case of poly-seeds, can be used as high-end polymerization inhibitor;
(3) is a very excellent terminating agent for the styrene-butadiene emulsion polymerization process;
(4) is an antioxidant of unsaturated oil and resin;
(5) is a good stabilizer of photosensitive resin, photographic emulsion, synthetic resin;
(6) in the environmental protection, is a good photochemical smog inhibitor;
(7) as a corrosion inhibitor of boiler feed water and steam heat transfer equipment ;
(8) used as antioxidant in the photographic coloring agent (photographic level of purity required).

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