العربية
中文
english
français
Español
FAO Home
Food safety & quality
Scientific advice
Calls for data and experts
Microbiological risks and JEMRA
Chemical risks and JECFA
JECFA publications from meetings
Guidelines
Summary reports
Full reports
Toxicological monographs
Other scientific advice
Food safety and quality
|
share
>
Scientific advice
>
Chemical risks and JECFA
Online Edition: "Specifications for Flavourings"
Online help
About the data
Analytical Methods (Volume 4)
New search
Print
Flavouring
Hydroxy(4-hydroxy-3-methoxyphenyl)acetic acid
Synonym(s)
4-Hydroxy-3-methoxymandelic acid;Vanilmandelic acid;Vanillylmandelic acid;Vanillomandelic acid;Vanillinmandelic acid;(4-Hydroxy-3-methoxyphenyl)glycolic acid
Latest JECFA evaluation
2010 (Session 73)
Status of specification
Full
Information required
Chemical name
2-hydroxy-2-(4-hydroxy-3-methoxyphenyl)acetic acid
JECFA number
2020
CAS number
55-10-7
FEMA number
4660
COE number
FLAVIS number
Molecular weight
198.17
Chemical formula
C9H10O5
Physical form/odour
Pale yellow powder; Sweet vanilla aroma
Solubility
Sparingly soluble in water
Solubility in ethanol
Sparingly soluble
Boiling point (°C)
NA
Assay min %
95%
Acid value max
Refractive index
NA
Specific gravity
NA
Other requirements
m.p. = 126-127°
ID Test
CNMR HNMR IR MS
Spectrum
![](../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/jecfa73/2020-cnmr.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-cnmr.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-hnmr.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-hnmr.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ir.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ir.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ms.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-cnmr.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-cnmr.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-hnmr.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-hnmr.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ir.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ir.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ms.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-cnmr.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-cnmr.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-hnmr.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-hnmr.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ir.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ir.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/2020-ms.gif" width="60px;"></a><br>)