Table 1.

Modified forms of fumonisin Bs described in the literature, their abbreviations and synonyms (see Figures 1, 2, 3 for selected structures)

Form of FBs	Abbreviations used in this document	Alternative names, abbreviations and explanations
Hydrolysed fumonisin B1–4	HFB1–4	Aminopentols/Aminopolyols (APs)
Partially hydrolysed fumonisin B1–2	pHFB1–2a/pHFB1–2b	As either one of the TCA‐side chains can be removed two forms exist which are named with ‘a’ or ‘b’ (see Figure 3)
N‐(carboxymethyl) fumonisin B1	NCM‐FB1	–
N‐(1‐deoxy‐D‐fructos‐1‐yl)‐fumonisin B1–3	NDF‐FB1–3	–
O‐fatty acyl fumonisin B1	O‐fatty acyl FB1	Fatty acid esters of fumonisin B1, esterified fumonisin B1 (EFB1), O‐acyl‐FB1
N‐fatty acyl fumonisin B1	N‐fatty acyl FB1	Fatty acid chain length ranging from C16:0 to C24:1. A specific fatty acid is named as C16:0‐HFB1 or N‐palmitoyl‐HFB1, N‐acyl‐FB1/HFB1
N‐fatty acyl hydrolysed fumonisin B1–2	N‐fatty acyl HFB1–2
N‐palmitoyl hydrolysed fumonisin B1	N‐palmitoyl HFB1	N‐fatty acyl‐HFB1 with palmitic acid as fatty acid, C16:0‐HFB1, PAP1
N‐acetyl fumonisin B1	FA1	N‐acetylated FB1
Mono methylester of fumonisin B1	MME	Artefact formed during isolation and storage of fumonisins in methanol