Our Product



Chinese name: bis(3-dimethylaminopropyl)-N,N-dimethylpropanediamine

English name: Tris(3-dimethylaminopropyl)amine

Molecular formula: C15H36N4

Molecular weight: 272.5

CAS Number: 33329-35-0

Chinese name tris(dimethylaminopropyl)amine

Foreign name N,N-bis[3-(dimethylamino)propyl]-N’,N’-dimethylpropane-1,3-diamine

Molecular formula C15H36N4

Molecular weight 272.4731

CAS 33329-35-0

EINECS 251-459-0

Relative density 0.892g/cm3

High Quality Tris(3-dimethylaminopropyl)amine / CAS 33329-35-0 / N,N-bis[3-(dimethylamino)propyl]-N',N'-dimethylpropane-1,3-diamine

High Quality Tris(3-dimethylaminopropyl)amine / CAS 33329-35-0 / N,N-bis[3-(dimethylamino)propyl]-N’,N’-dimethylpropane-1,3-diamine

Physical and chemical properties:

Tris (dimethylaminopropyl) amine is normally a colorless to yellow liquid, soluble in water.

Viscosity (25℃, mPa.s): 6

Density (25℃, g/cm3): 0.87

Water solubility: soluble in water

Flash point (PMCC, ℃): 102

Hydroxyl value (mgKOH/g): 0



Tris(dimethylaminopropyl)amine is a low-odor tertiary amine catalyst that can balance the reaction between carbamate and urea in soft and rigid foams;

Tris(dimethylaminopropyl)amine can be used as auxiliary catalyst for foaming and gel-reinforced amine catalysts to balance the reaction and make the starting reaction stable;

Tris (dimethylaminopropyl) amine is mainly used for polyurethane rigid foam, polyurethane insulating foam, spout foam, laminate and refrigerator plate;

Tris(dimethylaminopropyl)amine can also be used in polyurethane microcellular foams, such as polyurethane soles.


Storage and transportation:

Should be sealed and stored in a dry, cool and ventilated warehouse



180KG/drum Storage: It is recommended to store in a dry and cool area with proper ventilation. After the original packaging, please fasten the packaging cover as soon as possible to prevent the water and other substances from mixing into the product and affecting its performance. Do not breathe dust, avoid skin and mucous membrane contact. Smoking, eating and drinking are prohibited in the workplace. After work, shower and change clothes. Store contaminated clothing separately and wash it before reuse. Maintain good hygiene habits.

Company Name: Shanghai OHANS Chemical Co., Ltd.
Sales Manager: Hunter
Telephone: +86-021-5161 9971

+86-021-5161 9972

+86-021-5161 9973

Address: 709 Lingshi Road, Zhabei District, shanghai, China

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.