CAS 110-95-2/Tetramethyl-1,3-diaminopropane


Tetramethylpropanediamine (N,N,N’,N’-Tetramethyl-1,3-propanediamine), colorless to light yellow transparent liquid, soluble in water and alcohol, its content is generally greater than 98%. Used as catalyst for polyurethane foam, microcellular elastomer, also used as curing catalyst for epoxy resin.

Chinese name Tetramethylpropylenediamine

N,N,N’,N’-Tetramethyl-1,3-propanediamine (TMPDA)

Alias N,N,N’,N’-Tetramethyl-1,3-propanediamine, TMPDA

Chemical formula C7H18N2

Molecular weight 130.23

CAS No. 110-95-2

EINECS No. 203-818-8

Boiling point 145-146ºC

Solubility Soluble in water

Density 0.78

Flash Point 32ºC

Hazard symbol T

Hazardous Description Toxic, flammable substance

Hazardous Material Transportation Number UN2734

Refractive index 1.4224~1.4244

Chinese name: Tetramethylpropylenediamine

Alias: N,N,N’,N’-Tetramethyl-1,3-propanediamine

English name: N,N,N’,N’-Tetramethyl-1,3-propanediamine

Alias: N,N,N’,N’-tetramethyltrimethylenediamine; N,N,N’,N’-Tetramethyl-1,3-propanediamine; 1,3-Bis(dimethylamino)propane; Tetramethylpropylenediamine; N,N,N’,N’-tetramethylpropane-1,3-diamine; [1] N,N,N’,N’-tetramethylpropane-1,3-diaminium

Tetramethylpropylenediamine 110-95-2 tmeda Polycat 2 Lupragen N501

Physical and chemical properties:

Relative density (25℃): 0.78

Boiling point: 145℃

Refractive index (20℃): 1.4224~1.4244

Vapor pressure (20℃): 532Pa

Flash point: 32°C

Storage: Insulated from air, should be stored in a dry, cool and ventilated warehouse.

Product Physical Properties:

Molecular formula: C7H18N2;

Relative molecular mass: 130;

CAS No.: 110-95-2;

Boiling point: 145℃;

Density (25℃): 0.78g/cm3;

Flash point: 32°C;

Product use:

Tetramethylpropylenediamine is mainly used in the production of polyurethane foam, polyurethane microcellular elastomers, but also as a catalyst for epoxy resin curing.

Storage and transportation:

It should be sealed and stored in dry, cool and ventilated warehouse


200KG/drum Storage: it is recommended to store in dry and cool area with proper ventilation. Please fasten the package cover as soon as possible after the original packaging to prevent the mixing of other substances such as moisture and other substances that may affect the performance of the product. Store in a cool and dry place, keep the container sealed and avoid contact with oxides. Do not inhale dust and avoid contact with skin and mucous membranes. Smoking, eating and drinking are prohibited in the workplace. After work, shower and change clothes. Store contaminated clothing separately and wash before use. Maintain good hygiene practices.

Company Name:

Newtop Chemical Materials (Shanghai) Co., Ltd.

Sales Manager:




86-152 2121 6908


86-021-5657 7830


Rm. 1104, No. 258, Songxing West Road,
Baoshan District, Shanghai, China (Mainland)


Our Company

Since its establishment, the company has adhered to the service tenet of “integrity-based, customer first”, adhered to customer demand as the focus, market-oriented, adhered to technological innovation, management innovation and service innovation, and constantly implemented lean production, refined management, to provide customers with better products and services! The company has its own factory, research and development base, set up a strict scientific quality management system, and constantly committed to technological innovation, product innovation and management innovation, so as to ensure that our products have a certain competitiveness in the same industry. The factory is located in Jining City, Shandong Province, China, covering an area of 500 acres, and the current production capacity of various types of amines is 5,000 to 10,000 tons per year.

Our Advantages

Strict Quality Management
Our company strictly implements ISO9002 quality management standards and has established a complete quality management system to ensure the long-term stability of product quality.

Efficient Service
Our production is efficient and reliable, so we deliver on time and within delivery deadlines. At the same time, our team is always happy to help customers and strive to solve customer problems in a short time.

Competitive Price
We have long-term services in wholesale Polyurethane catalyst and have established long-term and stable cooperative relationships with many retailers and agents to provide our customers with reasonably priced products.

OEM Available
Our employee team has high R&D capabilities, superb design and development capabilities, skilled manufacturing technology, and rich product application experience, and can also meet OEM business needs.throughout the entire industry chain.