D-缬氨酸

(2R)-2-Bromo-3-methylbutanoic acid - N-isopropyl-2-propanamine (1 :1)

2-bromo-3-methylbutyryl chloride

异戊酸

1,2;5,6-di-O-(1-methylethylidene)-α-D-glucofuranosyl 3-methyl butanoate