Malaysia
联系人 Mr. Robert
No. 15, Persiaran Sultan Abdul Hamid, 05050 Alor Star, Kedah., Kuala Kedah, Kedah
Classification: Chemical Auxiliary Agent
CAS No.: ******9 Other Names: Phthalic Anhydride
MF: C8H4O3 EINECS No.: ********5 Purity: *9.5% *9.8%
Phthalic anhydride is widely used in industry for the production of
certain dyes. A well-known application of this reactivity is the
preparation of the anthroquinone dye quinizarin by reaction with
PARA-chlorophenol followed by hydrolysis of the chloride
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