Phytomonic acid is a saturated fatty acid found mainly in a gram-negative bacteria, L. arabinosus,1 but also in protozoa and in the seed oil of B. coccineus (Connaraceae).2 Its cyclopropane ring structure has some properties of a double bond, and it may serve to regulate cell membrane fluidity.3
1
Hofmann, K., and Tausig, F. On the identity of phytomonic and lactobacillic acids. A reinvestigation of the fatty acid spectrum of agrobacterium (phytomonas) tumefaciens. J Biol Chem425-432(1954).
2
Spencer, G.F., Payne-Wahl, K., Plattner, R.D., et al. Lactobacillic and methyl-branched olefinic acids in Byrsocarpus coccineus seed oil. Lipids14(1)72-74(1978).
3
Teixeira, H., Gonçalves, M.G., Rozès, N., et al. Lactobacillic acid accumulation in the plasma membrane of Oenococcus oeni: A response to ethanol stress?Microb Ecol43146-153(2002).
Synonyms
Lactobacillic Acid
Formal Name
2-hexyl-cyclopropanedecanoic acid
CAS Number
503-06-0
Molecular Formula
C19H36O2
Formula Weight
296.5
Formulation
A solution in ethanol
Purity
≥98%
Stability
1 year
Storage
-20°C
Shipping
Wet ice
in continental US; may vary elsewhere
SMILES
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CCCCCCC1CC1CCCCCCCCCC(=O)O
Background Reading
Hofmann, K., and Tausig, F. On the identity of phytomonic and lactobacillic acids. A reinvestigation of the fatty acid spectrum of agrobacterium (phytomonas) tumefaciens. J Biol Chem425-432(1954).
Spencer, G.F., Payne-Wahl, K., Plattner, R.D., et al. Lactobacillic and methyl-branched olefinic acids in Byrsocarpus coccineus seed oil. Lipids14(1)72-74(1978).
Teixeira, H., Gonçalves, M.G., Rozès, N., et al. Lactobacillic acid accumulation in the plasma membrane of Oenococcus oeni: A response to ethanol stress?Microb Ecol43146-153(2002).
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