Product details
Bulk supply and Contract manufacturing of Fine Chemicals,Pharmaceutical Intermediates,APIs from kilos to tons
Trimethyl phosphite_121-45-9

Trimethyl phosphite

  • CAS:


  • Synonym:

    Trimethyl phosphite
    Dimethyl methylphosphonate


CAS No: 121-45-9
Product Name: Trimethyl phosphite
Other Name:
Trimethyl phosphite
Dimethyl methylphosphonate
Density: 1.052 g/mL at 25 °C(lit.)
Boiling Point: 110.2±8.0 °C at 760 mmHg
Melting Point: −78 °C(lit.)
Molecular Formula: C3H9O3P
Molecular Weight: 124.076
Flash Point: 27.8±0.0 °C
Exact Mass: 124.028931
PSA: 41.28000
LogP: -0.93
Vapour density: 4.3 (vs air)
Vapour Pressure: 28.1±0.2 mmHg at 25°C
Index of Refraction: n20/D 1.408(lit.)
Appearance: Colorless transparent liquid
Assay: ≥99.0%
Loss on drying: ≤0.5%
Intermediates of Tetrachlorvinphose CAS: 961-11-5.
Intermediates of Phosphamidon CAS: 13171-21-6.
Intermediates of Monocrotophos CAS: 6923-22-4.
Intermediates of Dichlorvos CAS: 62-73-7.
Be used as pesticide intermediate, mainly used in the synthesis of insecticide.
Package: 25kg/drum, can also be designed according to customer requirements.
Storage: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

Since the establishment of the company, it has established good and stable cooperative relations with many domestic and foreign pharmaceutical companies.Founded in 2007, our company is a high-tech pharmaceutical and pesticide chemical company integrating R&D, production and sales.The company is mainly engaged in pharmaceutical R&D outsourcing services, and continues to research and develop new products and technologies, providing project technology and sample preparation services for large and well-known pharmaceutical companies at home and abroad.We have leading technology and rich synthesis experience, and our professional R&D team is currently in the leading position in China.We are a market leader in the development and manufacturing of high performance specialty chemicals. We foster an ambitious culture that focuses on open innovation for new chemical products and business growth.

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Laboratory in Ningbo
Our company's R&D company, Ningbo Gino Chemical Co., Ltd. was established in December 2011. we have several fume hoods and kilogram laboratory, and have purchased 20L, 50L reactors and as a preliminary pilot manufacturing of the products. At the same time, We mobilized external resources to establish a pilot facility in Henan Zhumadian and Anhui Anqing, and cooperating with Shandong Zibo and Jiangsu Changzhou factories as a large production facility for our products.

Factory in Shanxi Province
At the end of 2017, We invested workshop in Xinjiang County Longzhou Chemical Co., Ltd., Xinjiang County Coal Mine Park, Yuncheng, Shanxi. The first phase of the reactors were 30* 2000L~5000L, The contract output value is 50 million annually, factory has passed the audit from public listed company domestic and abroad.

Factory in Shandong Province
The production base of liquid rectification chemical products located in Liaocheng, Shandong Province is the main outsourcing production base of our company. The products are sold to leading enterprises and listed companies in the carcass industry for many years. The production, quality and service are stable, delivery is timely, and some individual products are covering 90% of the market.

Factory in Henan Province
In year 2020, We invested workshop in Henan province, the workshop consists of 50*2000L~5000L reactors, The types of reactions that can be manufacturer there are: bromination, cyanidation, and conventional reactions.

Disclaimer: Certain products are for research use only. Not for diagnostic or therapeutic use. Not for human use. INNOPHARMCHEM does not sell to individuals. INNOPHARMCHEM does not warrant that the use or sale of the products delivered under will not infringe the claims of any China or other patents covering the product itself or the use thereof in combination with other products or the operation of any process.

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