Table 2 1H NMR data for C60-sarcinaxanthin and C60-flavuxanthin in CDCl3.

From: Genetically engineered biosynthetic pathways for nonnatural C60 carotenoids using C5-elongases and C50-cyclases in Escherichia coli

Position C60-Sarcinaxanthin (9) Position C60-Flavuxanthin (8)
d Mult. J (Hz) d Mult. J (Hz)
H-2 (2′) 1.28 m   H-2 (2′) 2.08 m  
H-3 (3′) 1.18 m   H2-3 (3′) 1.56 m  
  1.71 m      
H-4 (4′) 2.05 m   H2-4 (4′) 2.00 m  
  2.35 m      
H-6 (6′) 2.48 d 10 H-6 (6′) 5.93 d 11
H-7 (7′) 5.83 d 15.5, 10 H-7 (7′) 6.48 dd 15, 11
H-8 (8′) 6.12 d 15.5 H-8 (8′) 6.24 d 15
H-10 (10′) 6.12 d 12 H-10 (10′) 6.18 d 12
H-11 (11′) 6.62 dd 15, 12 H-11 (11′) 6.63 dd 15, 12
H-12 (12′) 6.34 d 15 H-12 (12′) 6.36 d 15
H-14 (14′) 6.23 d 11 H-14 (14′) 6.23 d 11
H-15 (15′) 6.64 dd 15, 11 H-15 (15′) 6.64 dd 15, 11
H-16 (16′) 6.38 d 15 H-16 (16′) 6.38 d 15
H-18 (18′) 6.27 br. d 10 H-18 (18′) 6.27 br. d 10
H-19 (19′) 6.64 m   H-19 (19′) 6.64 m  
H3-20 (20′) 0.96 s   H-20 (20′) 4.70 br. S  
     H-20 (20′) 4.78 br. S  
H3-21 (21′) 0.73 s   H3-21 (21′) 1.63 s  
H-22 (22′) 4.53 s   H3-22 (22′) 1.80 s  
H-22 (22′) 4.76 s      
H3-23 (23′) 1.98/1.99 s   H3-23 (23′) 1.97 s  
H3-24 (24′) 1.98/1.99 s   H3-24 (24′) 1.98/1.99 s  
H3-25 (25′) 1.98/1.97 s   H3-25 (25′) 1.98/1.97 s  
H-26 (26′) 1.72 m      
H-26 (26′) 2.24 dd 14, 5.5 H2-26 (26′) 2.10 m  
H-27 (27′) 5.43 m   H-27 (27′) 5.36 t 5
H3-29 (29′) 1.67 s   H3-29 (29′) 1.67 s  
H2-30 (30′) 4.03 s   H2-30 (30′) 4.00 s  
  1. See Supplementary Fig. S4 for the numbering of carotenoid structure.