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Merck
CN
所有图片(1)

文件

8.14085

Sigma-Aldrich

Dehydroacetic acid sodium salt

for synthesis

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别名:
Dehydroacetic acid sodium salt, 3-(1-Hydroxyethylidene)-6-methyl-2H-pyran-2,4(3H)-dione sodium salt
经验公式（希尔记法）:
C8H7NaO4
CAS号:
4418-26-2
分子量:
190.13
MDL编号:
MFCD00040583
UNSPSC代码:
12352107
EC索引号:
224-580-1
NACRES:
NA.22

质量水平

200

形式

powder

自燃温度

360 °C

效能

500 mg/kg LD50, oral (Rat)

pH值（酸碱度）

8.8-9.3 (20 °C, 100 g/L in H2O)

mp

280-285 °C

溶解性

330 g/L

堆积密度

500‑550 kg/m3

储存温度

2-30°C

InChI

1S/C8H7O4.Na/c1-4-3-6(10)7(5(2)9)8(11)12-4;/h3H,1-2H3;/q-1;+1

InChI key

YIOCQGHBBNGBND-UHFFFAOYSA-N

应用

  • Preservative in food products: The study "Simultaneous determination of nine preservatives in food by liquid chromatography with the aid of coagulant in the clean-up process" highlights the use of Dehydroacetic acid sodium salt as a preservative in food, detailing its effectiveness and detection methodologies (Sugiura and Nakajima, 2017).
  • Active packaging in cosmetics: Research on "Active packaging for topical cosmetic/drug products: a hot-melt extruded preservative delivery device" discusses the application of Dehydroacetic acid sodium salt in cosmetic packaging, providing a controlled release mechanism to enhance product stability and efficacy (Zema et al., 2010).
  • Stability in cosmetic preservatives: The article "Dehydroacetic acid sodium salt stability in cosmetic preservative mixtures" investigates its stability within cosmetic formulations, offering insights into its role and longevity in various preservative systems (Bennassi et al., 1988).

象形图

Exclamation mark
GHS07

警示用语：

Warning

危险声明

H302

危险分类

Acute Tox. 4 Oral

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

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