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Quick Details

  • Classification: Catalyst
  • CAS No.: 57-39-6
  • Other Names: Tris(2-methyl-aziridinyl) phosphine oxide
  • MF: C9H18N3OP
  • EINECS No.: 200-326-5
  • Purity: ≥92.0 or ≥96.0 or 98.0%
  • Place of Origin: Liaoning, China (Mainland)
  • Application: Polymer cross-linking agent,fungicides
  • Brand Name: tanyun
  • Model Number: fine type/MAPO
  • name: Tris(2-methylaziridinyl) phosphine oxide
  • English abbreviation: MAPO
  • CAS RN: 57-39-6
  • purity: ≥92.0 or ≥96.0 or 98.0%
  • Molecule formula: C9H18N3OP
  • Appearance: oil-linking liquid
  • color: Colorless to yellow
  • usage: Polymer cross-linking agent , fungicides ,curing reagent
  • brand: tanyun
  • ENS: 200-326-5

Packaging & Delivery

Packaging Details Wooden case, in which have been put plastic kegs.two kegs a case,net weight 10 kg a keg , net weight 20 kg a case .
Delivery Time soon

Tris(2-methylaziridinyl) phosphine oxide 




Product Description


  •  Executive standard:GJB 1959-94
  •  English another name:Tris(2-methylaziridinyl) phosphine oxide  
  •  English abbreviation:MAPO
  •  CAS RN :57-39-6
  •  Molecule weight:215.23
  •  Molecule formula:C9H18N3OP
  • Sample availiable for you

 1. Physical and chemical properties                                                                                    

  • Appearance:Colorless to yellow oil-linking liquid
  • Odour:Foul smell with rotten green grass
  • Solubility:Dissolving easily in organic solvents such as methylene dichloride, chloroform, ethyl ether etc , dissolving slightly in water.
  • Boiling point:90-92°C,0.15-0.3mmHg
  • Stability:Its decomposition temperature is 170°C .
  • decomposed when meeting with any acid, polymerized if contacting with any acidic material or foreign substance containing reactive hydrogen, and copolymerization and cross-linking can be also taken place between it and the compound containing two or more than two reative hydrogens or groups.

2. Technique Indexes                                                                                                       





 MAPO content(into imines) ,%(m/m)



 Moisture ,%(m/m)



 Undissoluble in methanol ,%(m/m)



 Total chlorides (into CL) ,%(m/m)



 Hydrolyzable chloride(into CL),%(m/m)




Yellow or light-brown oil-liking liquid without

visible impurity and foreign bodies


3. Usage                                                                                                                           

Polymer cross-linking agent , fungicides ,cross linking and curing reagent on the resin cladding layers of powder of missile to heighten capabilities of its elasticity and ballistic trajectory.


4. Safety notes                                                                                                                 

MAPO is considered toxic by absorption through the skin. Should handle with care, wear synthetic rubber protecting gloves, and avoid any contact with skin, eyes and clothing.


Packaging & Shipping


5. Package                                                                                                                      

Wooden case, in which have been put plastic kegs.two kegs a case,net weight 10 kg a keg , net weight 20 kg a case .


6. Storage                                                                                                                       

It should be stored airtightly in the kegs filled up with nitrogen, and keeped in a shady and ventilating place. Its shelf life is 6 months. The product can be still used if up to standard through retest after the specified date.


7. Transportation                                                                                                            

Its dangerous goods number is 61120. Mustn’t place upside down, should avoid sunning and raindrenched during transportation.


Company Information


----------OUR COMPANY  ---www.tanyun.com.cn                



 Established in 1971, Now


We are the professional manufacturer of different chemical.


We are old-established company and has many fast-sellers.


 our company will obedience to 'With sincere business ,Continuous Creation ,win-


win cooperation' to achieve the sustainable development.


Our Services


Why choose us                                                                                          


1.Military production unit with high quality

2. Professional Service (Firstly reply, Fastly delivery)

3. Accept small order

4.Forty years technique deposition


In addition:The company could research and develop the new products according to the special demand of our clients.



More detail please email us or reach me on my Skype ID:echo2321


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