Basic

CAS No.	5285-18-7
Product Name	5-(1,3-benzodioxol-5-yl)penta-2,4-dienoic acid
Synonyms	AI3-41572; NSC 129538; Piperonic acid; 2,4-Pentadienoic acid, 5-(1,3-benzodioxol-5-yl)- (9CI); Piperic acid (8CI); (2E,4E)-5-(1,3-benzodioxol-5-yl)penta-2,4-dienoic acid
Molecular Formula	C12H10O4
Molecular Weight	218.2054

Physical property

Density	1.34g/cm3
Boiling point	427.9°C at 760 mmHg
Flash point	171.4°C
Refractive index	1.647