8.14085

Dehydroacetic acid sodium salt

for synthesis

• 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號碼: MFCD00040583
• 分類程式碼代碼: 12352107
• 酶委員會索引編號: 224-580-1
• NACRES: NA.22

属性

• 品質等級: 200
• 形狀: powder
• 自燃溫度: 360 °C
• 效力: 500 mg/kg LD₅₀, oral (Rat)
• pH值: 8.8-9.3 (20 °C, 100 g/L in H₂O)
• mp: 280-285 °C
• 溶解度: 330 g/L
• 體積密度: 500‑550 kg/m³
• 儲存溫度: 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 密鑰: YIOCQGHBBNGBND-UHFFFAOYSA-N

说明

應用

• 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).

安全信息

• 象形圖: GHS07
• 訊號詞: Warning
• 危險聲明: H302
• 防範說明: P264 - P270 - P301 + P312 - P501
• 危險分類: Acute Tox. 4 Oral
• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable