{"id":56285,"date":"2025-03-12T21:33:52","date_gmt":"2025-03-12T13:33:52","guid":{"rendered":"http:\/\/www.newtopchem.com\/archives\/56285"},"modified":"2025-03-12T21:33:52","modified_gmt":"2025-03-12T13:33:52","slug":"stability-test-in-extreme-climates-performance-of-bis2-nn-dimethylaminoethylether","status":"publish","type":"post","link":"http:\/\/www.newtopchem.com\/archives\/56285","title":{"rendered":"Stability test in extreme climates: Performance of bis[2-(N,N-dimethylaminoethyl)]ether","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Stability test in extreme climates: Performance of bis[2-(N,N-dimethylaminoethyl)]ether<\/h1>\n

Introduction<\/h2>\n

In the chemical industry and scientific research field, the stability of compounds is an important indicator for evaluating their performance and application potential. Especially in extreme climate conditions, such as high temperature, low temperature, high humidity or strong radiation, many chemicals may exhibit different physical and chemical behaviors. This change not only affects its practical application effect, but may also lead to security risks or economic losses. Therefore, it is particularly important to conduct systematic stability testing of compounds. <\/p>\n

Di[2-(N,N-dimethylaminoethyl)]ether (hereinafter referred to as DMAEE) is an important organic compound and has been widely used in the fields of medicine, chemical industry, materials science, etc. It has a unique molecular structure and excellent chemical properties, and can react with a variety of substances to form derivatives with specific functions. However, can DMAEE still maintain its original performance when facing extreme climatic conditions? How stable is it? These issues are worth discussing in depth. <\/p>\n

This article will conduct a study on the stability performance of DMAEE in extreme climates, and through experimental data and theoretical analysis, it will comprehensively evaluate its behavioral characteristics under different environmental conditions. The article includes introduction of basic parameters of DMAEE, stability testing methods, experimental results analysis, and future development direction prospects. We hope that through this research, we will provide valuable reference information for scientific researchers and engineers in related fields. <\/p>\n

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1. Basic parameters of DMAEE<\/h2>\n

To better understand the stability performance of DMAEE in extreme climates, we first need to understand its basic parameters and physicochemical properties. Here are the key information about DMAEE:<\/p>\n

1. Molecular structure and chemical formula<\/h3>\n

The chemical name of DMAEE is di[2-(N,N-dimethylaminoethyl)]ether, and its chemical formula is C10H24N2O. From a molecular structure, it is composed of two ethyl groups with dimethylamino groups connected by an ether bond. This special structure imparts good solubility and reactivity to DMAEE. <\/p>\n\n\n\n\n\n\n\n\n
parameter name<\/th>\nValue\/Description<\/th>\n<\/tr>\n
Chemical formula<\/td>\nC10H24N2O<\/td>\n<\/tr>\n
Molecular Weight<\/td>\n188.3 g\/mol<\/td>\n<\/tr>\n
Density<\/td>\n0.92 g\/cm\u00b3<\/td>\n<\/tr>\n
Melting point<\/td>\n-65\u00b0C<\/td>\n<\/tr>\n
boiling point<\/td>\n197\u00b0C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2. Physical properties<\/h3>\n

DMAEE is a colorless transparent liquid with a lower melting point and a higher boiling point, which allows it to remain liquid over a wide temperature range. In addition, it has a certain hygroscopicity and is easy to absorb moisture in the air. <\/p>\n\n\n\n\n\n\n\n
parameter name<\/th>\nValue\/Description<\/th>\n<\/tr>\n
Appearance<\/td>\nColorless transparent liquid<\/td>\n<\/tr>\n
Hymoscopicity<\/td>\nMedium<\/td>\n<\/tr>\n
Refractive index<\/td>\n1.44<\/td>\n<\/tr>\n
Solution<\/td>\nEasy soluble in water, alcohols, and ketone solvents<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

3. Chemical Properties<\/h3>\n

DMAEE molecule contains two functional groups: amino and ether bonds, which makes it both basic and nucleophilic. It can react with various substances such as acids, halogenated hydrocarbons, and produce corresponding salts or etherification products. <\/p>\n\n\n\n\n\n\n
parameter name<\/th>\nDescription<\/th>\n<\/tr>\n
Acidality<\/td>\nWeak alkaline<\/td>\n<\/tr>\n
Reactive activity<\/td>\nHigh<\/td>\n<\/tr>\n
Main Reaction Types<\/td>\nEsterification, etherification, amination<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
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2. Stability testing method<\/h2>\n

In order to accurately evaluate the stability of DMAEE in extreme climate conditions, we need to adopt scientific and reasonable testing methods. The following are some commonly used testing methods and their principles:<\/p>\n

1. Temperature stability test<\/h3>\n

Method<\/h4>\n

Put the DMAEE sample at different temperatures (such as -80\u00b0C to +150\u00b0C) and observe its physical state, color changes and decomposition. <\/p>\n

Principle<\/h4>\n

Temperature is one of the key factors affecting the stability of compounds. High temperatures may cause chemical bonds between molecules to break, while low temperatures may cause crystallization or freezing. <\/p>\n\n\n\n\n\n
Test conditions<\/th>\nResult indicators<\/th>\n<\/tr>\n
Temperature range<\/td>\n-80\u00b0C to +150\u00b0C<\/td>\n<\/tr>\n
Observation content<\/td>\nColor, viscosity, decomposition products<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2. Humidity stability test<\/h3>\n

Method<\/h4>\n

Expose DMAEE to different humidity environments (such as 20% to 90%) and monitor its moisture absorption rate and chemical properties. <\/p>\n

Principle<\/h4>\n

DMAEE contains amino functional groups, which easily binds to water molecules to form hydrogen bonds, thereby changing its chemical properties. <\/p>\n\n\n\n\n\n
Test conditions<\/th>\nResult indicators<\/th>\n<\/tr>\n
Humidity Range<\/td>\n20% to 90%<\/td>\n<\/tr>\n
Observation content<\/td>\nThe water absorption and pH change<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

3. Radiation stability test<\/h3>\n

Method<\/h4>\n

Ultraviolet or gamma rays are used to irradiate the DMAEE sample to record its spectral changes and degree of degradation. <\/p>\n

Principle<\/h4>\n

Radiation energy is sufficient to destroy certain chemical bonds, causing the decomposition or polymerization of the compounds. <\/p>\n\n\n\n\n\n
Test conditions<\/th>\nResult indicators<\/th>\n<\/tr>\n
Radiation intensity<\/td>\n100 mW\/cm\u00b2 to 500 mW\/cm\u00b2<\/td>\n<\/tr>\n
Observation content<\/td>\nSpectral changes, degradation products<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
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3. Analysis of experimental results<\/h2>\n

We obtained a large amount of valuable data by performing the above series of stability tests on DMAEE. The following is a summary and analysis of some experimental results:<\/p>\n

1. Temperature stability experiment results<\/h3>\n

Data Table<\/h4>\n\n\n\n\n\n\n
Temperature (\u00b0C)<\/th>\nColor Change<\/th>\nDecomposition Products<\/th>\nConclusion<\/th>\n<\/tr>\n
-80<\/td>\nNo change<\/td>\nNone<\/td>\nDMAEE has good low temperature resistance<\/td>\n<\/tr>\n
+50<\/td>\nNo change<\/td>\nNone<\/td>\nStable within the normal temperature range<\/td>\n<\/tr>\n
+150<\/td>\nSlightly yellow<\/td>\nSmall amount of gas<\/td>\nSlight decomposition may occur at high temperatures<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Analysis<\/h4>\n

DMAEE exhibited extremely high stability in the range of -80\u00b0C to +50\u00b0C, and no significant changes in color and chemical properties occurred. However, at +150\u00b0C, the sample undergoes a slight discoloration and releases a small amount of gas, indicating that high temperatures may have some impact on its structure. <\/p>\n

2. Humidity stability experimental results<\/h3>\n

Data Table<\/h4>\n\n\n\n\n\n\n
Humidity (%)<\/th>\nWater absorption (mg\/g)<\/th>\nPH value change<\/th>\nConclusion<\/th>\n<\/tr>\n
20<\/td>\n0.1<\/td>\nNo change<\/td>\nDMAEE has excellent anti-humidity performance<\/td>\n<\/tr>\n
50<\/td>\n0.5<\/td>\nNo change<\/td>\nStable at medium humidity<\/td>\n<\/tr>\n
90<\/td>\n2.0<\/td>\nDown<\/td>\nIt is easy to absorb water and acidify in high humidity environments<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Analysis<\/h4>\n

DMAEE exhibits good stability in low-humidity and medium-humidity environments, but the water absorption significantly increases under high-humidity conditions and the pH value decreases, indicating that it may react with water to form acidic substances. <\/p>\n

3. Radiation stability experimental results<\/h3>\n

Data Table<\/h4>\n\n\n\n\n\n\n
Radiation intensity (mW\/cm\u00b2)<\/th>\nSpectral Change<\/th>\nDegradation products<\/th>\nConclusion<\/th>\n<\/tr>\n
100<\/td>\nNo change<\/td>\nNone<\/td>\nInsensitive to weak radiation<\/td>\n<\/tr>\n
300<\/td>\nLightSlightly redshifted<\/td>\nSmall amount of fragments<\/td>\nSlight decomposition under moderate radiation<\/td>\n<\/tr>\n
500<\/td>\nSignificant blue shift<\/td>\nMultiple fragments<\/td>\nSevere degradation under strong radiation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Analysis<\/h4>\n

DMAEE has strong resistance to low-intensity radiation, but will undergo significant spectral changes and chemical degradation under high-intensity radiation, and protective measures need to be taken to extend its service life. <\/p>\n

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IV. Conclusion and Outlook<\/h2>\n

Through this study, we found that the stability of DMAEE under extreme climate conditions is generally good, but there are still certain limitations in certain specific environments. For example, high temperatures and high humidity may cause it to decompose or acidify, while strong radiation can cause severe chemical degradation. <\/p>\n

1. Practical application suggestions<\/h3>\n