Table 1 NMR spectral data for commercial SA from P. spiculisporum and T. trachyspermus’ product

¹H-NMR spectral data

 2

2.54

2.55

 3

2.46

2.45

 5

3.01 (dd)

3.01(dd)

 6

1.87 (m), 1.48 (m)

1.86 (m), 1.48 (m)

 7

1.28–1.39 (m)^a

1.28–1.38 (m)^b

 8

1.28–1.39 (m)^a

1.28–1.38 (m)^b

 9

1.28–1.39 (m)^a

1.28–1.38 (m)^b

 10

1.28–1.39 (m)^a

1.28–1.38 (m)^b

 11

1.28–1.39 (m)^a

1.28–1.38 (m)^b

 12

1.28–1.39 (m)^a

1.28–1.38 (m)^b

 13

1.28–1.39 (m)^a

1.28–1.38 (m)^b

 14

1.28–1.39 (m)^a

1.28–1.38 (m)^b

 15

0.89 (t)

0.89 (t)

¹³C-NMR spectral data

 1

176.6 (s)

176.6 (s)

 2

27.6 (t)

27.6 (t)

 3

29.4 (t)

29.4 (t)

 4

86.5 (s)

86.3 (s)

 4-COOH

173.6 (s)

173.6 (s)

 5

50.7 (d)

50.7 (d)

 5-COOH

172.3 (s)

172.3 (s)

 6

27.8 (t)

27.8 (t)

 7

27.7 (t)

27.7 (t)

 8

29.4 (t)^c

29.4 (t)^d

 9

29.2 (t)^c

29.2 (t)^d

 10

29.2 (t)^c

29.2 (t)^d

 11

29.4 (t)^c

29.4 (t)^d

 12

29.5 (t)^c

29.5 (t)^d

 13

31.8 (t)

31.8 (t)

 14

22.5 (t)

22.5 (t)

 15

13.4 (q)

13.4 (q)