Phthalic anhydride

Phthalic anhydride (PA) is the organic compound with the formula C6H4(CO)2O. It is the anhydride of phthalic acid. PA is a colorless solid. It can undergo hydrolysis and alcoholysis. PA is being used in the manufacture of phthalate esters, which are widely used plasticizers, as a precursor to many reagents in organic synthesis, and in the production of certain dyes.

Product information

EC no: 201-607-5
Cas No: 85-44-9
Reach registration No: 01-2119457017-41
Formula: C8H403

Synonyms: 1,2-benzene dicarboxylic acid anhydride / 1,2-benzenedicarboxylic anhydride / 1,3-dihydro-1,3-dioxoisobenzofuran / 1,3-dioxophthalan / 1,3-isobenzofurandione / 1,3-phthalandione / acid phthalic anhydride / araldite HT 901 / ESEN (= phthalic anydride) / formula no. 91718 / HT 901 / isobenzofuran, 1,3-dihydro-1,3-dioxo- / PA / PAN(=phtalic anhydride) / phtalic anhydride, flake / phtalic anhydride, gran / phtalic aromatic acid anhydride / phthalandione / phthalanhydride / phthalic acid anhydride / Phthalic anhydride / Phthalic anhydride with more than 0.05% of maleic anhydride / phthalic anhydride-Z / phthallic anhydride / retarder AK / retarder ESEN / retarder PD / sconoc 7 / TGL 6525 / vulkalent B/C / vulkanet B / wiltrol P / Z-phathalic anhydride)

Hazardous information

UN Number: 2214
Un Proper Shipping name: Phthalic anhydride
Class: 8
Packing group: III

Product specification: Download here.

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