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pyrocatechol
pyrocatechol n. 
/ˌpʌɪrə(ʊ)ˈkatᵻkɒl/, /ˌpaɪroʊˈkædəˌkɑl/, /ˌpaɪroʊˈkædəˌkoʊl/, /ˌpaɪroʊˈkædəˌtʃɔl/, /ˌpaɪroʊˈkædəˌtʃɑl/, /ˌpaɪroʊˈkædəˌtʃoʊl/ = catechol n.Systematic name: benzene-1,2-diol; C6H4(OH)2.
Brit. /ˌpʌɪrə(ʊ)ˈkatᵻtʃɒl/
, /ˌpʌɪrə(ʊ)ˈkatᵻtʃɒl//ˌpʌɪrə(ʊ)ˈkatᵻkɒl/U.S. /ˌpaɪroʊˈkædəˌkɔl/
, /ˌpaɪroʊˈkædəˌkɔl//ˌpaɪroʊˈkædəˌkɑl//ˌpaɪroʊˈkædəˌkoʊl//ˌpaɪroʊˈkædəˌtʃɔl//ˌpaɪroʊˈkædəˌtʃɑl//ˌpaɪroʊˈkædəˌtʃoʊl/ΘΚΠ
the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > benzene derivatives > catechol
catechol1880
pyrocatechol1881
1881 H. Watts Dict. Chem.: 3rd Suppl.: Pt. II 1707 Pyrocatechol or catechol, C6H4(OH)2.
1890 Proc. Chem. Soc. 6 90 The very high price of pyrocatechol renders it desirable to discover improved methods of preparing it.
1932 I. D. Garard Introd. Org. Chem. xiv. 199 Pyrocatechol is used as a photographic developer.
1993 Biochimica et Biophysica Acta 1179 277 Pyrocatechol and pyrogallol, which have two and three phenolic hydroxyl groups,..inhibited platelet function by a different mechanism.
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