名称: |
2,3-Dihydroxybutanedioic acid |
别名: |
87-69-4 alpha,beta-Dihydroxysuccinic acid Tartaric acid (+)-, (-)-, (+/-)-, meso-
|
分子式: |
C4H6O6 |
分子量: |
150.09 |
COE编码: |
18 |
FEMA: |
3044 |
JECFA: |
621 |
JECFA信息:
最近的JECFA评价的日期和会议次数: |
1999 (Session 53) |
质量规格的状况: |
Full |
物理形状/气味: |
colourless or translucent crystals, or a white, fine to granular crystaline powder which is odourless with an acid taste |
溶解度: |
soluble in water and alcohol; 1 gm in 0.8 ml water |
乙醇中溶解度: |
1 g in 3 ml 95% alcohol |
最低检测值%: |
99.7% |
其他要求: |
Melting Pt.: 170℃; Heavy Metals: max. 10 ppm: Loss on Drying: max. 0.5%; Oxalate: passes test; Residue on Ignition: max. 0.5%; Specific Rotation for (+)-isomer: +12.0 to +13.0° at 25℃; Sulfa |
验证实验: |
IR |
光谱图:
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