Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5(4H)-Oxazolone,4-(1,3-benzodioxol-5-ylmethylene)-2-(2-phenylethenyl)-
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19508-21-5

19508-21-5 structure

19508-21-5 structure

Name: 5(4H)-Oxazolone,4-(1,3-benzodioxol-5-ylmethylene)-2-(2-phenylethenyl)
Chemical Name: (4Z)-4-(1,3-benzodioxol-5-ylmethylidene)-2-[(E)-2-phenylethenyl]-1,3-oxazol-5-one
CAS Number: 19508-21-5
Molecular Formula: C₁₉H₁₃NO₄
Molecular Weight: 319.31100
Create Date: 2016-04-01 09:23:29
Modify Date: 2025-08-25 17:36:50

Name	(4Z)-4-(1,3-benzodioxol-5-ylmethylidene)-2-[(E)-2-phenylethenyl]-1,3-oxazol-5-one
Synonyms	4-piperonylidene-2-styryl-4H-oxazol-5-one 4-Piperonyliden-2-styryl-4H-oxazol-5-on

Density	1.29g/cm3
Boiling Point	478.2ºC at 760mmHg
Molecular Formula	C₁₉H₁₃NO₄
Molecular Weight	319.31100
Flash Point	213ºC
Exact Mass	319.08400
PSA	57.12000
LogP	2.86050
Vapour Pressure	2.64E-09mmHg at 25°C
Index of Refraction	1.634

16534-24-0 structure

16534-24-0

120-57-0 structure

120-57-0

~%

19508-21-5 structure

19508-21-5

Literature: Mustafa,A. et al. Justus Liebigs Annalen der Chemie, 1968 , vol. 714, p. 146 - 154

Precursor 2
16534-24-0 120-57-0
DownStream 0

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