TEMED/CAS 111-18-2/N,N,N’,N’-Tetramethyl-1,6-hexanediamine

TEMED/CAS 111-18-2/N,N,N’,N’-Tetramethyl-1,6-hexanediamine


Tetramethylethylenediamine is a colorless transparent liquid with a slight odor of ammonia. Miscible with water, miscible with ethanol and most organic solvents.

Chinese name: Tetramethylethylenediamine, CAS 111-18-2, Dabco TMEDA, PC CAT TMEDA, Toyocat TE

English name: N,N,N’,N’-Tetramethylethylenediamine

Alias: Tetramethylethylenediamine

Chinese name: Tetramethylethylenediamine


Alias: Tetramethylethylenediamine

Chemical formula (CH3)2NCH2CH2N(CH3)2

Molecular weight 116.21

Melting point -55℃

Boiling point 121~122℃

Density 0.775g/mL at 20°C

Flash Point 10℃

Basic Information:

Chemical formula: (CH3)2NCH2CH2N(CH3)2

Molecular weight: 116.21

Melting point: -55℃

Boiling Point: 121~122°C

Density: 0.775g/mL at 20℃

Flash Point: 10℃

Numbering system:

CAS No.: 110-18-9

MDL No.: MFCD00008335

EINECS No.: 203-744-6

RTECS No.: KV7175000

BRN No.: 1732991

PubChem No.: 24900591

FEMA Login No.: 2488

Physical properties:

1.Properties: colorless transparent liquid, slightly ammonia odor.

2.Melting point (℃): -55

  1. Boiling point (℃): 120~122

  2. Relative density (water=1): 0.77 (20℃)

  3. Relative vapor density (air=1): 4.0

  4. Octanol/water partition coefficient: 0.3

  5. Flash point (℃): 10

8.Ignition temperature (℃): 349

9.Explosion upper limit (%): 9.08

10.Lower explosion limit (%): 0.98

11.Solubility: miscible with water, miscible with ethanol and most organic solvents.

Molecular structure data:

  1. Molar refractive index: 37.28

2、Molar volume (cm3/mol): 142.0

3、Iso-tensile specific volume(90.2K):322.2

4、Surface tension(dyne/cm):26.4


Properties and stability:

  1. Stability Stable

  2. Prohibited substances Strong oxidizing agent, strong acid

  3. Avoid contact conditions Heat

  4. Hazards of polymerization Non-polymerization

  5. Decomposition products amine

Product Use:

Tetramethylethylenediamine is a moderately active foaming catalyst, foam/gel balanced catalyst, can be used in thermo-molding soft foam, polyurethane semi-rigid foam and rigid foam, promote skin formation, can be used as a co-catalyst for triethylene diamine (A33).

Tetramethylethylenediamine 110-18-9 Dabco TMEDA PC CAT TMEDA Toyocat TE


Should be kept sealed and stored in a 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 product performance. 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.