|
Food safety and quality
|
|
|
| |
| 香料 |
L-Threonine |
| 同义词 |
2-Amino-3-hydroxybutanoic acid |
| JECFA评价 |
2012 (Session 76) |
| 质量规格的状况 |
Full |
| 需要信息 |
|
| 化学名称 |
(2S,3R)-2-Amino-3-hydroxybutanoic acid |
| JECFA编码 |
2119 |
| CAS编码 |
72-19-5 |
| FEMA编码 |
4710 |
| COE编码 |
|
| FLAVIS编码 |
|
| 分子量 |
119.12 |
| 化学结构式 |
C4H9NO3 |
| 物理性状/气味 |
White crystalline powder; slight savoury aroma |
| 溶解度 |
Sparingly soluble in water; Soluble in buffer systems pH 5.5 |
| 在乙醇中溶解度 |
Practically insoluble |
| 沸点(C) |
NA |
| 检测分钟% |
98% |
| 最大酸价值 |
|
| 折射系数 |
NA |
| 比重 |
NA |
| 其他要求 |
m.p. 283-284° (decomposition) |
| ID试验 |
IR |
| 光谱 |
 
|
|
|
|
![](../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/jecfa76/2119-ir.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa76/2119-ir.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa76/2119-ir.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa76/2119-ir.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa76/2119-ir.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa76/2119-ir.gif" width="60px;"></a><br>)