Online Edition: "Specifications for Flavourings"

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Flavouring Sodium 2-(4-methoxyphenoxy)propanoate
Synonym(s) ORP 178
Propanoic acid, 2-(4-methoxyphenoxy), sodium salt
Latest JECFA evaluation 2002 (Session 59)
Status of specification Full
Chemical name Sodium 2-(4-methoxyphenoxy)propanoate
JECFA number 1029
CAS number 13794-15-5  
FEMA number 3773
COE number -
FLAVIS number -
Molecular weight 218.19 
Chemical formula C10H11O4  
Physical form/odour White to pale cream, crystalline solid 
Solubility Soluble in water and propylene glycol, slightly soluble in fat 
Solubility in ethanol Miscible at room temperature 
Boiling point (°C) NA
Assay min % 98%
Acid value max -
Refractive index NA
Specific gravity NA
Other requirements m.p. 190°
ID Test IR