Hexamethylphosphoramide 99% with cas 680-31-9

Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Delivery Time: 20-30 Days

Basic Info

Model No.: SY-680

CAS: Sodium Pyruvate

Category: Organic Intermediate

Purity: High Purity

Place Of Origin: China

MOQ: Small Quantity Acceptable

Sample: Free Sample With Freight Collect

Delivery: Fast Shipping

Melting Point: >300 °C(lit.)

Boiling Point: >300℃

Density: 1,267g/cm

Additional Info

Packaging: 25-50KGS/Bag

Productivity: 1000MT/Month

Brand: Shenyu

Transportation: Ocean,Land,Air

Place of Origin: China

Supply Ability: 1000MT/Month

Port: Qingdao Port,China Port,Shanghai Port

Product Description

Hexamethylphosphoramide 99% with cas  680-31-9

Product Overview

Hexamethylphosphotriamine, also known as hexamethylphosphatamine, hexamethylphosphatamide,

is prepared by the reaction of dimethylamine and trichlorophosphate.Molecular weight 179.2.
It is colorless or light yellow transparent liquid.Slightly astringent.
Relative density 1.0253 ~ 1.0257 (20 ℃), the refractive index of 1.4582 ~ 1.4589 (20 ℃),

freezing point 2 ~ 7 ℃, boiling point of 116 ~ 117 ℃ (1480 pa).
Soluble in both polar and nonpolar solvents.

 Hexamethylphosphoramide 99% with cas  680-31-9

Hexamethylphosphotriamine Physical Properties

English name: Hexamethylphosphoramide
English synonym: TRIS(DIMETHYLAMINO)PHOSPHINE OXIDE;Eastman Inhibitor HPT;
Eastmaninhibitorhpt;ENT 50882;ENT
CAS no. : 680-31-9
Molecular formula: C6H18N3OP
Molecular weight: 179.2
EINECS no. : 211-653-8
Melting point: 7 ° C (lit.)
Boiling point: 230-232 ° C740 mm Hg (lit.)
Density: 1.03 g/mL at 25 ° C (lit.)
Vapor density: 6.18 (vs air)
Vapor pressure: 0.07 mm Hg (25 ° C)
Index of refraction: n20/D 1.459(lit.)
Flash: 222 ° F
Characteristics: liquid
Water solubility: Miscible
Freezing point: 7 ℃

Hexamethylphosphotriamine Application

1.Used as an effective corrosion inhibitor for PVC and other chlorinated resin products and coatings.

2.It is a weathering solvent of polyvinyl chloride and an excellent polar solvent.

3.This product is a cocatalyst for propylene bulk polymerization. 

Adding this product to ethylene-propylene rubber can improve the elasticity and oil resistance.

4.Common aprotic solvents.
Uv inhibitor of PVC, weathering solvent and excellent polar solvent, chemical sterilizer, etc.

Our Company Information:


Shenyu energy (Shandong) development Co. LTD belongs to Shenyu Group Company.

We mainly engaged in chemical raw materials import and export, 

and have our own factory production of Butyldiglycol.

We have more than twenty years experience in chemical exports. 

Stable prices, 95% of our company's products are for export. 

Our company is mainly through research and development, production, 

sales and service as one of the trade and industry,

to provide customers with the best service. We has been through the ISO9001:2015 quality certification, 

and has a strict quality control system.We have stood in the field of chemistry to the front of the world, 

with high-quality personnel, advanced equipment and perfect management mode.

We insist on the goal of "reliable quality, good service and high reputation of enterprise". 

Before ordering, we can provide test samples to ensure the quality of our products.

Why choose us:


1. Supply sample.
2. Wholesale price.
3. Any question will be replied within 24 hours.
4. The packing can also be made according to the customers' requirement.
5. We can provide Commercial Invoice, Packing List, Bill of loading, COA, Health certificate and Origin certificate. 
 If your markets have any special requirements, just let us know.

6. Prompt delivery. We have good cooperation with many professional forwarders. 

We can send the products to you once you confirm the order.

7. We can accept various payment methods, L/C, T/T, D/A, D/P, O/A, Paypal, Western Union etc., 

and we have cooperate with Sinosure so many years.

Other related items of our company:
1. Basic Organic Chemicals
2. Inorganic Chemicals
3. Pharmaceutical Intermediates
4. Daily Chemicals
5. Active Pharmaceutical Ingredients