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・ 4-8-4+4-8-4
・ 4-8-6
・ 4-8-8-2
・ 4-8-8-4
・ 4-acetamidobutyrate deacetylase
・ 4-acetamidobutyryl-CoA deacetylase
・ 4-Acetoxy-DET
・ 4-Acetoxy-DiPT
・ 4-Acetoxy-MET
・ 4-Acetoxy-MiPT
・ 4-AcO-DALT
・ 4-alpha-D-((1-4)-alpha-D-glucano)trehalose trehalohydrolase
・ 4-alpha-glucanotransferase
・ 4-Aminoacridine
・ 4-aminobenzoate 1-monooxygenase
4-Aminobenzoic acid
・ 4-Aminobiphenyl
・ 4-aminobutyrate aminotransferase
・ 4-aminobutyrate transaminase
・ 4-aminobutyrate—pyruvate transaminase
・ 4-aminobutyric acid aminotransferase
・ 4-Aminophenol
・ 4-Aminopyridine
・ 4-Aminoquinoline
・ 4-Aminosalicylic acid
・ 4-Androstene-3,6,17-trione
・ 4-Androstenediol
・ 4-Androstenedione
・ 4-Anisaldehyde
・ 4-beat


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4-Aminobenzoic acid : ウィキペディア英語版
4-Aminobenzoic acid

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4-Aminobenzoic acid (also known as ''para''-aminobenzoic acid or PABA because the number 4 carbon in the benzene ring is also known as the ''para'' position) is an organic compound with the formula H2NC6H4CO2H. PABA, a white-grey crystalline substance, is only slightly soluble in water. It consists of a benzene ring substituted with an amino group and a carboxyl group.
==Production and occurrence==
In industry, PABA is prepared mainly by two routes:
* Reduction of 4-nitrobenzoic acid
* Hoffman degradation of the monoamide derived from terephthalic acid.
Food sources of PABA include liver, brewer's yeast (and unfiltered beer), kidney, molasses, mushrooms, and whole grains.〔(Nutritional Health Resource )〕

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
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