Product details
Bulk supply and Contract manufacturing of Fine Chemicals,Pharmaceutical Intermediates,APIs from kilos to tons
phthalic anhydride_85-44-9

phthalic anhydride

  • CAS:


  • Synonym:

    phthalic anhydride


Chemical Name:phthalic anhydride
Synonyms:phthalic anhydride
Physical and Chemical Properties:
Density 1.4±0.1 g/cm3
Boiling Point 284 ºC
Melting Point 129-132 ºC
Molecular Formula C8H4O3
Molecular Weight 148.116
Flash Point 152 ºC
Exact Mass 148.016037
PSA 43.37000
LogP 1.60
Vapour density 5.1 (vs air)
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.613
Appearance:White flake or crystalline powder
Melting color:≤20 APHA
Heating color:≤50 APHA
Sulphuric acid color index:≤40 APHA
Solidificationg point:≥130.5ºC
Free acid:≤0.2%
Packing:25 kg/drum, can also be packaged according to customer requirements
Storage:Store in a cool, ventilated place
Application:Intermediate of Folpet(CAS:133-07-3)、Phosmet(CAS:732-11-6) and Bentazone(CAS:25057-89-0).

The company team has 20 years of R & D, production and management experience and philosophy, and domestic and foreign market experience, and strive to create a high-efficiency, high-quality integrated chemical service platform to better serve domestic and foreign customers.We offer a wide range of custom synthesis and production services for pharmaceutical intermediates, reference compounds and new reagents for pharmaceutical companies, pharmaceutical biotech companies, universities and research institutions.Everyday our chemists and engineers are working with corporations, universities and forward-thinking organizations to pioneer new technologies and innovative approaches through advanced materials.Our team has 20 years of R&D, production and management experience and concepts, and domestic and foreign market experience.Professional project management talents, perfect project management system; customized production tailored to help customers reduce capital and time costs.

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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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