Position

Reb D3 (1)

Rebaudioside E (2)

¹H NMR

¹³C NMR

¹H NMR

¹³C NMR

1

0.74 t (12.8), 1.67 m

41.2

0.73 t (13.2), 1.68 m

41.0

2

1.48 m, 2.12 m

20.6

1.46 m, 2.13 m

20.6

3

1.13 m, 2.80 d (12.8)

38.4

1.12 m, 2.78 d (12.8)

38.2

4

---

44.9

---

44.8

5

0.98 d (11.8)

58.1

0.97 d (11.8)

57.9

6

1.87 m, 2.10 m

22.6

1.85 m, 2.09 m

22.6

7

1.28 m, 1.64 m

42.2

1.27 m, 1.63 m

42.1

8

---

43.3

---

43.0

9

0.88 d (7.5)

54.5

0.88 br s

54.5

10

---

40.3

---

40.2

11

1.66 m

21.2

1.65 m

21.1

12

1.91 m, 2.22 m

38.2

1.96 m, 2.16 m

37.8

13

---

86.8

---

86.6

14

1.69 d (11.4), 2.49 d (11.0)

44.9

1.74 d (11.4), 2.54 d (11.0)

44.8

15

2.04 m, 2.16 m

48.6

2.04 m, 2.12 m

48.5

16

---

155.0

---

154.9

17

5.09 s, 5.72 s

105.4

5.09 s, 5.76 s

105.4

18

1.44 s

29.9

1.43 s

29.8

19

---

176.3

---

176.2

20

1.10 s

17.3

1.10 s

17.2

1’

6.30 d (7.9)

93.9

6.30 d (7.9)

93.9

2’

4.38 m

81.5

4.38 m

81.7

3’

4.27 m

78.5

4.26 m

78.4

4’

4.24 m

72.0

4.22 m

72.1

5’

3.94 m

79.6

3.92 m

79.5

6’

4.33 m, 4.43 m

62.7

4.33 m, 4.43 m

62.6

1’’

5.10 d (7.4)

98.3

5.16 d (7.5)

98.4

2’’

4.18 m

84.8

4.17 m

84.9

3’’

4.29 m

78.6

4.32 m

78.5

4’’

4.20 m

71.3

4.22 m

71.8

5’’

3.78 m

78.5

3.72 m

78.2

6’’

4.32 m, 4.57 m

69.8

4.26 m, 4.35 m

62.9

1’’’

5.21 d (7.9)

107.2

5.32 d (7.5)

107.2

2’’’

4.14 t (8.4)

77.6

4.15 t (8.4)

77.7

3’’’

4.25 m

78.7

4.26 m

78.6