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三聚乙醛

Paraldehyde
Skeletal formula
IUPAC名
2,4,6-Trimethyl-1,3,5-trioxane
系统名
2,4,6-Trimethyl-1,3,5-trioxane
识别
CAS号 123-63-7  checkY
PubChem 31264
ChemSpider 21106173
SMILES
 
  • CC1OC(C)OC(C)O1
InChI
 
  • 1/C6H12O3/c1-4-7-5(2)9-6(3)8-4/h4-6H,1-3H3
InChIKey SQYNKIJPMDEDEG-UHFFFAOYAO
EINECS 204-639-8
ChEBI 27909
KEGG D00705
MeSH Paraldehyde
性质
化学式 C6H12O3
摩尔质量 132.16 g·mol−1
外观 Colourless liquid
气味 Sweet
密度 0.996 g/cm3
熔点 12 °C(285 K)
沸点 124 °C(397 K)
溶解性 soluble 10% vv at 25 Deg.
蒸气压 13 hPa at 20 °C[1]
磁化率 -86.2·10−6 cm3/mol
药理学
ATC代码 N05CC05N05
危险性
GHS危险性符号
《全球化学品统一分类和标签制度》(简称“GHS”)中易燃物的标签图案
GHS提示词 Warning
H-术语 H226
P-术语 P210, P233, P303+361+353, P370+378, P403+235, P501
主要危害 Flammable
闪点 24°C - closed cup
爆炸极限 Upper limit: 17 %(V)
Lower limit: 1.3 %(V)
致死量或浓度:
LD50中位剂量
Oral - Rat - 1,530 mg/kg
Dermal - Rabbit - 14,015 mg/kg
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

三聚乙醛(英语:Paraldehyde)是乙醛三聚体[2],化学式(CH3CHO)3[1],也可看作是1,3,5-三𫫇烷的三个H被甲基取代的衍生物

参考文献

  1. ^ 1.0 1.1 来源:Sigma-Aldrich Co., Paraldehyde .
  2. ^ Wankhede, N N; Wankhede, D S; Lande, M K; Arbad, B R. Densities and ultrasonic velocities of binary mixtures of 2,4,6-trimethyl-1,3,5-trioxane + n-alcohols at 298.15, 303.15 and 308.15 K (PDF). Indian Journal of Chemical Technology. March 2006, 13 (2): 149–155 [2022-06-07]. (原始内容存档 (PDF)于2021-07-17). 
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三聚乙醛
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