Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Patent
1982-11-30
1984-05-08
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
560 64, C07C 6976
Patent
active
044476450
ABSTRACT:
Disclosed is a process for purification of p-hydroxymethylbenzoic acid containing 4-carboxybenzaldehyde, p-toluic acid and terephthalic acid impurities.
REFERENCES:
patent: 2811548 (1957-10-01), Ham et al.
patent: 4220753 (1980-09-01), Cerefices et al.
Cerefice Steven A.
Donohue John A.
Knobloch James O.
Petty-Weeks Bruce
Clarke William C.
Killos Paul J.
Magidson William H.
McClain William T.
Standard Oil Company (Indiana)
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