Phthalic Anhydride (PA/Phthalic Acid Anhydride)
Phthalic Anhydride Meaning
Phthalic anhydride is an organic compound, C8H4O3, which is a circular anhydride formed by the dehydration of phthalic acid molecules. Phthalic anhydride is a white solid, it is an important raw material in the chemical industry, especially used in plasticizer manufacture. HS code for PA is 2917350000.
Features of Phthalic Anhydride (PA)
Hypotoxic
The danger of combustion in case of high heat, open flame, or contact with an oxidizer
The eighth category of dangerous goods
Phthalic Anhydride Properties
Phthalic Anhydride Cas Number(Cas No.)85-44-9
Phthalic Anhydride UN Number2214
Phthalic Anhydride Molecular FormulaC8H4O3
Phthalic Anhydride MW148.11
IUPAC Name of Phthalic Anhydride2-benzofuran-1,3-dione
Storage and Delivery of Phthalic Anhydride / Phthalic Acid Anhydride
For the package, PA is available in 25kg/bag, 500kg/bag.
FAQs of Phthalic Anhydride/Phthalic Acid Anhydride
What is phthalic anhydride made from?
Phthalic Anhydride sigmais made from phthalates or naphthalene.
What is phthalic anhydride used for?
It is widely used in the production of plasticizers and pigments. It can also be used as a scorch retarder, light stabilizer and heat stabilizer.
Is phthalic anhydride dangerous?
If exposed to Phthalic Anhydride k79, it may cause acute irritation to personnel, including irritation to eyes, respiratory tract and skin, but no permanent damage has been observed.
Which process reaction does formation of phthalic anhydride take place by?
There are three ways of the phthalic anhydride production process: Ortho-xylene process, naphthaline process and mixing process.
As a reliable Phthalic Anhydride supplier,Shanghai DouwinChemical Co. Ltd. provides organic chemistry compoundsto all worldwide customers at high quality and competitive prices. Douwin aims to be a famous brand and then becomes the most smooth bridge on the industry chain.
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