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Online Edition: "Specifications for Flavourings"
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About the data
Analytical Methods (Volume 4)
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Flavouring
cis- and trans-2-Heptylcyclopropanecarboxylic acid
Synonym(s)
Heptylcylopropane-1-carboxylic acid;Cyclopropanecarboxylic acid, 2-heptyl
Latest JECFA evaluation
2010 (Session 73)
Status of specification
Full
Information required
Chemical name
Mixture of cis-2-heptylcyclopropanecarboxylic acid and trans-2-heptylcyclopropanecarboxylic acid
JECFA number
1907
CAS number
697290-76-9;697290-77-0
FEMA number
4130
COE number
FLAVIS number
Molecular weight
184.28
Chemical formula
C11H20O2
Physical form/odour
Clear liquid; Floral, spicy, herbal and citrus aroma
Solubility
Soluble in water and triacetin
Solubility in ethanol
Soluble
Boiling point (°C)
281-283°
Assay min %
95%
Acid value max
Refractive index
1.473-1.479
Specific gravity
0.990-0.995
Other requirements
Mixture of isomers: 90% cis-2-Heptylcyclopropanecarboxylic acid, 10% trans-2-Heptylcyclopropanecarboxylic acid
ID Test
CNMR HNMR IR MS
Spectrum