|
Sécurité sanitaire et qualité des aliments
|
|
|
| |
| Aromatisant |
Methyl 3-acetoxy-2-methylbutyrate |
| Synonyme(s) |
Butanoic acid, 3-(acetyloxy)-2-methyl-, methyl ester |
| Evaluation la plus récente du JECFA |
2010 (Session 73) |
| Statut de la spécification |
Full |
| Informations requises |
|
| Nom chimique |
methyl 3-acetoxy-2-methylbutanoate |
| Numéro JECFA |
1951 |
| Numéro CAS |
139564-42-4 |
| Numéro FEMA |
4451 |
| Numéro COE |
|
| Numéro FLAVIS |
09.361 |
| Poids moléculaire |
174.19 |
| Formule chimique |
C8H14O4 |
| Aspect physique/odeur |
Colourless clear liquid; Strong sweet fruity aroma |
| Solubilité |
Practically insoluble or insoluble in water |
| Solubilité dans l’éthanol |
Soluble |
| Point d’ébullition (°C) |
145-152° |
| Dosage % |
95% |
| Acidité max |
|
| Indice de réfraction |
1.413-1.423 |
| Densité |
1.034-1.044 (20°) |
| Autres prescriptions |
|
| Essai d’identification |
HNMR MS |
| Spectre |
 
|
|
|
|
![](../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/jecfa73/1951-hnmr.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-hnmr.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-ms.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-hnmr.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-hnmr.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-ms.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-hnmr.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-hnmr.gif" width="60px;"></a><br><a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1951-ms.gif" width="60px;"></a><br>)