2023-11-21by admin0

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


Chinese name:Bis(3-dimethylaminopropyl)-N,N-dimethylpropanediamineEnglish name: Tris(3-dimethylaminopropyl)amine

Molecular Formula: C15H36N4

Molecular weight: 272.5

CAS No.: 33329-35-0

Chinese name Tris(dimethylaminopropyl)amine

Synonyms 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

Physical and Chemical Properties:

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


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 promotes the reaction between urethane and urea in flexible and rigid foams in a balanced manner;

Tris(dimethylaminopropyl)amine can be used as a co-catalyst for foam and gel enhancing amine catalysts to balance the reaction and smooth the initiation;

Tris (dimethylaminopropyl) amine is mainly used in polyurethane rigid foams, polyurethane insulation foams, spray spit foams, laminates and panels for refrigerators;

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

Tris(dimethylaminopropyl)amine 33329-35-0

Storage and transportation:

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


180KG/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 moisture and other substances from mixing and affecting the performance of the product. 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 clothes separately and reuse them after washing. 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)


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