Trimethylamine CAS 75-50-3


Factory wholesale Trimethylamine CAS 75-50-3
- Appearance:Liquid
- Purity:99.8%
- Delivery:30days
- Sample Available:Available
- Payment:L/C,T/T,D/P,Paypal,Money Gram,Western Union
- Incoterm: FOB,CFR,CIF,EXW,FCA,CPT,CIP
- Transporta:Ocean, Land,Air, DHL,TNT FedEx
Name: Trimethylamine
CAS: 75-50-3
MOQ: 1KG
Directory Guidance on Trimethylamine
Chemical Structure
Basic Info:
Melting point | -117 °C (lit.) |
Boiling point | 3-4 °C (lit.) |
density | 0.63 g/mL at 20 °C (lit.) |
vapor density | 2.09 (vs air) |
vapor pressure | 430 mm Hg ( 25 °C) |
refractive index | n20/D 1.357 |
FEMA | 3241 | TRIMETHYLAMINE |
Product Introduction:
Trimethylamine is an important organic compound. It is a colorless gas at room temperature and pressure with a fishy ammonia smell. It is soluble in water, ethanol and ether. Its aqueous solution is strongly alkaline with a pH value of about 11. Its physical properties are relatively special. Its density is greater than that of air, its boiling point is lower, only 2.9°C, its flash point is -6.67°C, and its vapor can form an explosive mixture with air, with an explosion limit of 2% to 11.6%.
From the chemical properties, it has the typical properties of tertiary amines and is chemically active. It can react with acids to form salts, and can also be oxidized by oxidants, such as reacting with hydrogen peroxide to form oxidized Trimethylamine, and reacting with nitric acid to be oxidized. In addition, it can also react with epoxides to form quaternary ammonium salts, but under alkaline conditions, it reacts with nitrogen oxides to form nitrosamines. Due to its strong alkalinity, Trimethylamine can corrode a variety of metals, such as aluminum, magnesium, zinc, tin, copper and their alloys.
Trimethylamine has a wide range of uses and is an important raw material in many industrial fields. In organic synthesis, it is often used as a base catalyst to prepare esters, amides, amine compounds, etc. In addition, it is also used to produce disinfectants, natural gas alarms, analytical reagents, etc. In the field of medicine, it is an intermediate for the synthesis of certain drugs; in material science, it can be used to prepare rubber additives, chemical fiber solvents, surfactants and dyes, etc. Its aqueous solution can also be used as a detergent component for cleaning and disinfection.
Trimethylamine is also dangerous and harmful. Its main harm to the human body is the irritation to the eyes, nose, throat and respiratory tract. High-concentration Trimethylamine aqueous solution can cause severe burning and flushing of the skin, and even after washing, punctate bleeding may remain on the skin. Long-term contact may cause dryness and discomfort in the eyes, nose, and throat, and even cause symptoms such as headaches and nausea. In addition, due to its flammability, its vapor is very likely to burn or explode under high temperature or open flames, so special attention should be paid to safety protection during storage and use to avoid contact with oxidants, acids or other combustibles.
Nature and Specifications:
Item | Specification |
Product Name | Trimethylamine |
CAS No. | 75-50-3 |
Appearance | Liquid |
Shelf Life | 2 years |
Packing | As your requirements |
pka | pKb (25°): 4.13 |
form | Liquid |
color | Colorless |
PH | a strong base (pH 9.8) |
Odor | smelling like rotting fish, rotting eggs, garbage, or urine. |
Odor Threshold | 0.000032ppm |
Odor Type | fishy |
biological source | synthetic |
Product service:
- Certificate Of Analysis (COA)
- Material Safety Data Sheet (MSDS)
- Route of synthesis (ROS)
- Method of Aanlysis (MOA)
- Nuclear Magnetic Resonance (NMR)
- Packing pictures and loading video before loading
- Free Sample
- Factory audit
Trimethylamine is an important organic chemical raw material with a wide range of industrial applications. In the pharmaceutical field, it is an important intermediate in the synthesis of a variety of drugs. For example, in the synthesis of anticancer drugs, antibiotics, antiviral drugs, analgesics and antidepressants, it can be used as a nucleophilic reagent or base catalyst to participate in the construction of drug molecular structures. In addition, its derivatives such as methoxypolyethylene glycol trimethylamine salt (mPEG-TMA) are used to modify biomaterials to improve the biocompatibility and function of materials, and can be used to prepare biological probes, functionalized materials and nanocomposites.
In the field of materials science, the application of trimethylamine is also very extensive. It is an important raw material for the production of strong alkaline anion exchange resins, which are widely used in water treatment, chemical separation and purification. In addition, it can also be used to produce rubber additives, such as accelerators, antioxidants, etc., which can improve the performance and service life of rubber products. In the chemical fiber industry, trimethylamine is used as a solvent to produce certain high-performance fibers, which helps the molding and processing of fibers.
In the chemical industry, trimethylamine is an important organic synthesis reagent. It is often used as an alkaline catalyst to promote reactions such as esterification, amidation, and condensation, and is an important reagent for the synthesis of complex organic compounds. In addition, Trimethylamine can also be used to synthesize surfactants, which are widely used in detergents, emulsifiers, dispersants, and other fields. At the same time, it is also an important raw material in the dye industry, used to synthesize basic dyes, dye leveling agents, etc., which can improve the color fastness and uniformity of dyes.
In addition to the above fields, Trimethylamine also has important applications in many other fields. For example, it has a strong odor and is often used as a natural gas alarm so that it can be detected in time when natural gas leaks. In addition, its aqueous solution or derivatives can be used in the formulation of cleaners and disinfectants, with good decontamination and sterilization effects. In recent years, the demand for trimethylamine in the field of electronic materials has also gradually increased, such as for the preparation of electronic chemicals and semiconductor materials.
Trimethylamine is an integral organic compound with many applications across a wide array of fields. From its chemical properties alone, trimethylamine stands out. First and foremost, as weakly alkaline substance it reacts with different acids to form quaternary ammonium salts such as reacting with hydrochloric acid to form choline chloride; this allows trimethylamine to play an integral part in organic synthesis as both an intermediate or catalyst, such as dye synthesis or surfactant manufacturing or even expanding into biomedical applications through its use with ethylene oxide reaction which then further expands its applications within biomedicine fields.
As for industrial production, trimethylamine’s synthesis process is extremely advanced; most typically produced through reacting ammonia with methanol using an appropriate catalyst. Trimethylamine has many applications across various fields – medicine, feed, leather goods, textiles and rubber among them. With this well-developed production method able to meet large-scale production, trimethylamine can meet industry requirements easily and on an industrial scale. Medicine uses trimethylamine and its derivatives (like choline) as tools to synthesize antibiotics and antiviral drugs; feed industry utilizes trimethylamine and its derivatives ( such as choline) as feed additives to promote animal growth. Furthermore, trimethylamine can also be found used for leather softening, textile auxiliaries and rubber auxiliaries, helping improve both product performance and quality.
Environmentally and biologically speaking, Trimethylamine is an ideal natural product to address both environmental protection needs and biological activity requirements. Derived primarily from marine organisms, its bioactivity meets all standards required of green environmental protection; biomedicine uses derivatives of it (oxidized Trimethylamine for example) directly associated with human health care services while the study of its metabolites provides new drug treatment methods; additionally it may even be used as a natural gas alarm in some cases to detect leaks that compromise safety – an indicator of its potential environmental safety impact value.
At an economic and market level, Trimethylamine demand has been stable with an upward trend over time. Particularly within feed additives, medicine and chemicals fields its demand is continuing to increase. With global attention directed toward environmental protection and sustainable development gaining ground, green production technology of Trimethylamine has received more consideration which not only reduces production costs but also helps increase its market competitiveness by making production greener; furthermore its variety of specifications (aqueous solutions and high purity gases) allows Trimethylamine products to meet various customer requirements further expanding market application range and making products even more cost competitive than ever in market place.
Contact Us
Product Package picture:



Related References:
chemicalbook-Trimethylamine
Wikipedia-Trimethylamine
Trimethylamine Manufacturer
Contact Us
As an experienced Trimethylamine manufacturer and supplier, Look Chemical is committed to producing and selling high quality products.
We cooperate and trade with 6000+ factories around the world, and our high-quality products and excellent services make us enjoy a high reputation internationally.
As Trimethylamine CAS 75-50-3 supplier, Look Chemical provides supply chain solutions to partners and customers in a wide range of industries. We offer competitive pricing and quality products.
If you have a demand for this product, please contact our company’s sales staff, we will provide you with a solution in the shortest time.
Transport proposal

1. For products ≤50kg, we recommend using express delivery, which is usually called DDU service (discounted, convenient).
2. For products ≤500kg, we generally recommend air freight, which is usually called FOB, CFR or CIF service (fast and efficient).
3. For products >500kg, we generally recommend shipping by sea, which is usually called FOB, CFR or CIF service (economical, safe).
4. For high-value products, please choose air or express to ensure the safety of product transportation.
Shandong Lookchemical service:
* Timely reply and 24 hours online, the professional team will provide you with the most favorable prices and high-quality products.
* The sample supports testing and inspection.
* Each batch of products will be tested to ensure that its quality meets user needs.
*Packaging can also be made according to customer requirements.
*Any inquiries will be answered by our relevant personnel within 24 hours.
*We will provide you with commercial invoice, packing list, packing list, COA, health certificate and certificate of origin if you need it. If your market has other special requirements, please let us know.
*We will monitor the logistics information in real time and will share the information with you.
* You can consult us at any time if you have any questions about the product, and we will answer you in time.
*If you have any questions about the product, you can report it to us, we will deal with it in time for you, and the product can be returned.
Contact Us
Frequently Asked Questions(FAQ):
We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Yes. We’ll give you product analysis report before shipping.
Different quantity has different discount.
Yes. Welcome to visit.
You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.