Title:  5-Acetyl-2-methoxybenzaldehyde 
CAS Registry Number:  531-99-7 
Additional Names:  3-Acetyl-6-methoxybenzaldehyde 
Molecular Formula:  C10H10O3 
Molecular Weight:  178.18 
Percent Composition:  C 67.41%, H 5.66%, O 26.94% 
Literature References:  A natural plant growth inhibitor found in the leaves of Encelia farinosa A. Gray, Compositae.  Isoln and synthesis from 3-acetyl-6-methoxybenzonitrile:  Gray, Bonner, J. Am. Chem. Soc. 70, 1249 (1948). 
Properties:  Needles from alcohol or ether, mp 144°.  Sublimes without decomp.  Emits fragrant odor on prolonged heating.  Sol in hot water, warm ether, alcohol, benzene, chloroform.  Practically insol in cold water, 5% HCl, 5% NaOH, petr ether, carbon tetrachloride.  Sol with orange color in concd mineral acids. 
Melting point:  mp 144° 
  
  
Status:  This monograph has been retired and is no longer subject to revision or update.   |