laevulinic acid
Molecular Structure:
MDL:
MFCD00002796
Molecular Formula:
C5H8O3; CH3COCH2CH2COOH
Molecular Weight:
116.12
Alias:
左旋糖酸,左旋酸,果糖酸,4-氧代-戊酸,4-酮正戊酸,3-酮-正戊酸
4-Oxopentanoic acid
4-Oxovaleric acid
3-Acetylpropionic Acid
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
laevulinic acid |
AR |
250g |
RMB 187 |
现货 |
laevulinic acid |
AR |
1kg |
RMB 638 |
Consulting service |
laevulinic acid |
AR |
5Kg |
RMB 2821.5 |
Consulting service |
laevulinic acid |
AR |
50g |
RMB 88 |
Consulting service |
Character:
无色或、微带黄色液体或无色针状结晶。对光敏感。有吸湿性。在常压下蒸馏几乎不分解,长时间加热则失去水分子而成不饱和的γ-内酯。极易溶于水、醇和和醚,几乎不溶于脂肪族烃类。低毒,半数致死量(大鼠,经口)1850mg/kg。
密度: 1.13
熔点: 29 °C
沸点: 246 °C
折光率nD20: 1.4310
闪点: 98 °C
Quality Standard:
Q/(HG)SJ 422-91
项目Item 分析纯
(AR)
含量(C5H8O3)Assay,% ≥ 99.0
灼烧残渣Ignition residue,% ≤ 0.05
氯化物(Cl)Chloride,% ≤ 0.005
硫酸盐(SO4)Sulfate,% ≤ 0.01
水份water,% ≤ 0.7
重金属Heavy metals(Pb2+计),PPM ≤ 20
铁Iron(以Fe3+计),PPM ≤ 10
Storage:
密封干燥保存。
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