Gulose is an aldohexose sugar. It is a monosaccharide that is very rare in nature, but has been found in archaea, bacteria and eukaryotes.[2] It also exists as a syrup with a sweet taste. It is soluble in water and slightly soluble in methanol. Neither the d- nor l-forms are fermentable by yeast.
^Swain, M., Brisson, J. R., Sprott, G. D., Cooper, F. P. and Patel, G. B. (1997). "Identification of β-L-gulose as the sugar moiety of the main polar lipid Thermoplasma acidophilum". Biochim. Biophys. Acta. 1345 (1): 56–64. doi:10.1016/s0005-2760(96)00163-4. PMID9084501.{{cite journal}}: CS1 maint: multiple names: authors list (link)
^Zhang, Qingju; et al. (2016). "On the Reactivity of Gulose and Guluronic Acid Building Blocks in the Context of Alginate Assembly". European Journal of Organic Chemistry. 2016 (14): 2393–2397. doi:10.1002/ejoc.201600336.