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Food safety and quality
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| Flavouring |
Guaiacol |
| Synonym(s) |
o-Hydroxyanisole;Pyroguaiac acid;o-Methoxyphenol;Pyrocatechol monomethyl ether;1-Hydroxy-2-methoxybenzene;1-Oxy-2-methoxybenzene;o-Methylcatechol |
| Latest JECFA evaluation |
2000 (Session 55) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
o-Methoxyphenol |
| JECFA number |
713 |
| CAS number |
90-05-1 |
| FEMA number |
2532 |
| COE number |
173 |
| FLAVIS number |
|
| Molecular weight |
124.14 |
| Chemical formula |
C7H8O2 |
| Physical form/odour |
Colourless to amber crystals, powerful, smoke-like, somewhat medicinal odour |
| Solubility |
slightly soluble in water |
| Solubility in ethanol |
very soluble |
| Boiling point (°C) |
203-206° |
| Assay min % |
99% |
| Acid value max |
|
| Refractive index |
1.540-1.545 |
| Specific gravity |
1.129-1.140 |
| Other requirements |
mp: 28° (liquid which may crystallize) |
| ID Test |
IR |
| Spectrum |
 
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![](../typo3conf/ext/dyna_fef/download.php?dfile=/work/htdocs/disseminationtypo3/web/fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/img_add8/713.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/img_add8/713.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/img_add8/713.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/img_add8/713.gif" width="60px;"></a><br> "Download")
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