Homovanillic Acid
Title: Homovanillic Acid
CAS Registry Number: 306-08-1
CAS Name: 4-Hydroxy-3-methoxybenzeneacetic acid
Additional Names: (4-hydroxy-3-methoxyphenyl)acetic acid; 4-hydroxy-3-methoxy-a-toluic acid
Molecular Formula: C9H10O4
Molecular Weight: 182.17
Percent Composition: C 59.34%, H 5.53%, O 35.13%
Literature References: Metabolite found in human urine. Prepn: F. Tiemann, N. Nagai, Ber. 10, 201 (1877); F. Mauthner, Ann. 370, 368 (1909); H. E. Fisher, H. Hibbert, J. Am. Chem. Soc. 69, 1208 (1947). End product of dopamine, q.v.: K. Shaw et al., J. Biol. Chem. 226, 255 (1957); M. Goodall, H. Alton, Biochem. Pharmacol. 25, 2635 (1968).
Properties: White crystals, mp 143°. Sol in water, benzene. Slightly sol in alcohol, ether. Insol in cyclohexane.
Melting point: mp 143°

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