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 |
現貨 |
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:
無色或、微帶黃色液體或無色針狀結晶。對光敏感。有吸濕性。在常壓下蒸餾幾乎不分解,長時間加熱則失去水分子而成不飽和的γ-內酯。極易溶于水、醇和和醚,幾乎不溶于脂肪族烴類。低毒,半數致死量(大鼠,經口)1850mg/kg。
密度: 1.13
熔點: 29 °C
沸點: 246 °C
折光率nD20: 1.4310
閃點: 98 °C
Quality Standard:
Q/(HG)SJ 422-91
項目Item 分析純
(AR)
含量(C5H8O3)Assay,% ≥ 99.0
灼燒殘渣Ignition residue,% ≤ 0.05
氯化物(Cl)Chloride,% ≤ 0.005
硫酸鹽(SO4)Sulfate,% ≤ 0.01
水份water,% ≤ 0.7
重金屬Heavy metals(Pb2+計),PPM ≤ 20
鐵Iron(以Fe3+計),PPM ≤ 10
Storage:
密封干燥保存。
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