Tris-1-(2-Methylaziridinyl)Phosphine Oxide (MAPO) CAS 57-39-6 Bonding Agent

Short Description:

Tris-1-(2-Methylaziridinyl)Phosphine Oxide

Synonyms: MAPO

CAS: 57-39-6

Assay (by Imine Content): ≥96.0%; ≥98.0%; ≥92.0%

Appearance: Colorless to Yellow Oil Liquid

Bonding Agent, High Quality

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401


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57-39-6 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading supplier of Tris-1-(2-Methylaziridinyl)Phosphine Oxide (MAPO) (CAS: 57-39-6) with high quality. Ruifu Chemical has been supplying MAPO more than 15 years.
Ruifu Chemical can provide worldwide delivery, competitive price, excellent service.
Purchase Tris-1-(2-Methylaziridinyl)Phosphine Oxide (MAPO), please contact us by e-mail:

57-39-6 - Chemical Properties:

Chemical Name Tris-1-(2-Methylaziridinyl)Phosphine Oxide
Synonyms MAPO; Tris(2-Methyl-1-Aziridinyl)phosphine Oxide; Tris(1-[2-Methyl]aziridinyl)phosphine Oxide; Tris-1- (2-Methyl Aziridinyl) Phosphine Oxide; Metepa;
Stock Status In Stock, Commercial Production  
CAS Number 57-39-6
Molecular Formula C9H18N3OP
Molecular Weight 215.23 g/mol
Melting Point 25℃ 
Boiling Point 90-92℃(0.15-0.3 mmHg) 
Density 1.0790 g/cm3
Odor Foul Smell with Rotten Green Grass 
Solubility  Freely Dissolved in Organic Solvents, Such as Methylene Dichloride, Chloroform, Ethyl Ether, etc. Slightly Soluble in Water 
Storage Temperature Store Long-Term in a Cool and Dry Place 
Shelf Life 12 Months After Manufacturer Date, Retest After Expiration
COA & MSDS Available
Origin of Product    Shanghai, China
Product Categories
Bonding Agent 
Brand Ruifu Chemical

57-39-6 - Stability:

Decomposing temperature is 170℃. It will be decomposed in any acid. The polymerization occurs when contacted with acidic material or impurities containing active hydrogen. The copolymerization and cross-linking can be also taken place when contacted with the compounds containing two or more than two active hydrogen.

57-39-6 - Specifications:

Item Grade A Grade B Grade C Test Method
Assay (by Imine Content)  ≥96.0% ≥98.0% ≥92.0% Titration
Moisture Content ≤0.75% ≤0.40% ≤1.00% Karl Fischer Method
Total P Content ≥99.0% ≥99.0% ≥99.0% Titration
Total N Content ≥98.0% ≥98.0% ≥98.0% Titration
Total Cl Content ≤0.75% ≤0.50% ≤2.00% Titration
Hydrolyzsis Chloride ≤0.25% ≤0.10% ≤1.50% Potentiometric Titration
Appearance Colorless to Yellow Oil Liquid, No Visible Impurities  Visual Observation

57-39-6 - Package/Storage/Shipping:

Package: Fluorinated bottle; net weight 10kg/plastic drum (two plastic drums in a wooden box. net weight 20kg/wooden box) or according to customer's requirement.
Storage: Keep the container tightly closed, sealed with nitrogen. Store in a cool, dry, well-ventilated warehouse away from incompatible substances. Keep upright. Avoid violent collision. Light loading and unloading. Avoid sun exposure; avoid open flames, high temperature, and flammable materials. Stay away from strong oxidants.
Shipping: Deliver to worldwide by air, by sea, by FedEx / DHL Express. Provide fast and reliable delivery. 

57-39-6 - Safety Instructions:

Safety Instructions: Toxic by skin. Rubber gloves, respirator and eye protection must be used during operations in case of skin contact, eyes contact.

57-39-6 - Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock    

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

57-39-6 - FAQ:

How to Purchase? Please contact Dr. Alvin Huang: or 

15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.

Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.

Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.

Quality AssuranceStrict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

SamplesMost products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory AuditFactory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

TransportationBy Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom SynthesisCan provide custom synthesis services to best fit your research needs.

Payment TermsProforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc. 

57-39-6 - Risk and Safety:

UN IDs 2810
Hazard Class 6.1(b)
Packing Group III                                                              

57-39-6 - Application:

Tris-1-(2-Methylaziridinyl)Phosphine Oxide (MAPO) (CAS: 57-39-6) has been used as cross-linking agent on the cladding layers of propellant to heighten the capabilities of elasticity and ballistic in the propellant. MAPO is an important chemical raw material in military enterprises. It is used in the aerospace industry.
In AP/HTPB propellant, it is also used as a bonding agent. In industry, MAPO is also used as a crosslinking agent for polymer compounds, polymer materials and industrial resins. It is also used as a raw material for pharmaceuticals and agricultural chemicals, as a processing aid for textiles, paper, leather, etc., to enhance the mechanical properties and anti-aging performance of products.  

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