CAS Registry Number 40835-18-5
Name:
2-​Butenoic acid, 3-​methyl-​4-​oxo-​, methyl ester, (2E)​-
2-Butenoic acid, 3-methyl-4-oxo-, methyl ester, (E)-
Fumaraldehydic acid, 3-methyl-, methyl ester (6CI,7CI)
(E)-Methyl 3-formylbut-2-enoate
Methyl (E)-4-oxo-3-methyl-2-butenoate
Methyl E-3-formylcrotonate

Chemical Formula: C6H8O3
Exact Mass: 128.05
Molecular Weight: 128.13
m/z: 128.05 (100.0%), 129.05 (6.7%)

Specification

98%

(1) Reichelt, Ingrid; Liebigs Annalen der Chemie 1984, (4), P820-7 CAPLUS