Dehydroacetic acid
Molecular Structure:
MDL:
MFCD00066709
Molecular Formula:
C8H8O4
Molecular Weight:
168.14
Alias:
3-乙酰基-6-甲基-2H-吡喃-2,4(3H)二酮,脱氢醋酸
2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid δ-lactone
3-Acetyl-4-hydroxy-6-methyl-2-pyrone
DHA
3-Acetyl-4-hydroxy-6-methyl-2H-pyran-2-one
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Dehydroacetic acid |
98% |
100g |
RMB 88 |
Consulting service |
Dehydroacetic acid |
98% |
500g |
RMB 429 |
Consulting service |
Dehydroacetic acid |
98% |
25g |
RMB 55 |
Consulting service |
Character:
白色或浅黄色结晶粉末,无臭、无味。难溶于水,溶于碱水,易溶于丙酮、乙醚、苯及热乙醇,受热升华。对光热较稳定。无吸湿性,加热可随着水蒸气一起挥发。 溶解度(W/W,25℃);丙酮22%,苯18%,甲醇5%,四氯化碳3%,乙醇3%,水<0.1%。
熔点:109-111℃
沸点:269.9℃
Quality Standard:
外观Appearance 浅黄色或乳白色结晶粉末
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity ≥98.0% (中和滴定)
熔点Melting point 109°C - 112°C
丙酮溶解试验Solubility in Acetone 合格
硫酸盐灰分Sulfated ash <0.1 % (700°C, 2 小时)
Storage:
密封保存
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