i. astragalus mongholicusdownloads.hindawi.com/journals/jspec/1994/482165.pdfspectroscopy 12 (1994)...

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Spectroscopy 12 (1994) lOS Press ERRATA 99 R Tappe, H. Budzikiewicz, I. Ionkova, and A. W. Alfennann, Triterpene glycosides from transfonned root cultures of Astragalus mongholicus BOE, Spectroscopy: An International Journal, Volume 12, Number 1, 1994, pp. 1-8. Figure 1. Structures of saponins Fl, F2, F3, on page 2, should be as follows: H R. HOHtC PI .ltnl81oeide I CH,CO CHiCO H OH F2 utl'8plOlide II CH,CO H H OH HDfltC Fa utnl8loeide III H H H OH Table 2a. The aglycone (page 4). NMR data of the saponins Fl (astragaloside I), F2 (astragaloside II), F3 (astragaloside III) in CD 3 0D; should have the following presentation:

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Page 1: I. Astragalus mongholicusdownloads.hindawi.com/journals/jspec/1994/482165.pdfSpectroscopy 12 (1994) lOS Press ERRATA 99 R Tappe, H. Budzikiewicz, I. Ionkova, and A. W. Alfennann, Triterpene

Spectroscopy 12 (1994) lOS Press

ERRATA

99

R Tappe, H. Budzikiewicz, I. Ionkova, and A. W. Alfennann, Triterpene glycosides from transfonned root cultures of Astragalus mongholicus BOE, Spectroscopy: An International Journal, Volume 12, Number 1, 1994, pp. 1-8.

Figure 1. Structures of saponins Fl, F2, F3, on page 2, should be as follows:

H ~

R.

HOHtC

PI • .ltnl81oeide I CH,CO CHiCO

H OH

HOH~

F2 • utl'8plOlide II CH,CO H

H OH

HDfltC

Fa • utnl8loeide III H H

H OH

Table 2a. The aglycone (page 4). NMR data of the saponins Fl (astragaloside I), F2 (astragaloside II), F3 (astragaloside III) in CD30D; should have the following presentation:

Page 2: I. Astragalus mongholicusdownloads.hindawi.com/journals/jspec/1994/482165.pdfSpectroscopy 12 (1994) lOS Press ERRATA 99 R Tappe, H. Budzikiewicz, I. Ionkova, and A. W. Alfennann, Triterpene

100 Errata

proton resonances carbon resonances atom a) FI 1 F2 I F3 FI I F2 I F3 1a (P) 1.24 1.23 1.22 32.4 32.8 33.3

1b (a) 1.53 1.52 1.54

28 (') 1.63 1.63 1.69 29.8 30.3 30.6

2b (a) 1.92 1.91 1.95

3 CI) . 3.18 3.14 3.22 90.0 90.2 90.5

4 . .. - 42.4 42.8 43.3

5 (I) 1.60 1.59 1.36 52.6 53.2 54.6

6 C~) 3.51 3.51 3.46 79.9 80.1 69.5

78 (I) 1.57 1.57 1.36 34.8 35.2 39.0

7b (~) 1.91 1.90 1.46

8 ( p) 1.84 1.85 1.79 46.3 46.8 48.6

9 - - . 21.7 22.1 21.9

10 - - - 29.5 29.9 30.6

11a (') 1.32 1.32 1.21 26.7 27.0 27.0

11b (a) 1.91 1.91 2.03

128 ep> 1.58 1.58 1.64 33.8 34.1 34.1

12b el) 1.66 1.66 1.67

13 - - - 45.6 46.0 45.9

14 - . - 46.7 47.1 47.0

15. CP) 1.38 1.38 1.40 45.8 46.2 46.8

15b CI) 2.03 2.03 1.95

16 (I) 4.64 4.64 4.65 74.2 74.7 74.6

17 CI) 2.35 2.35 2.35 58.4 58.9 59.1

18 (') 1.24 · 1.24 1.26 '21.2 21.4 22.0

19a(exo) 0.26 0.25 0.38 29.6 29.7 32.2

19b(endo) 0.57 0.57 0.54 ..

20 - - - 88.1 88.4 . 88.4

21 el) 1.20 1.19 1.20 28.4 b) 28.4 28.5

22a CI) , .63 1.63 1.64 35.1 35.5 35.5

22b C,) 2.61 2.61 2.60

23a <-> 2.01 2.01 2.03 26.6 26.8 26.8

23b (') 2.03 2.03 2.03

24 Ca) 3.75 3.75 3.75 82.2 82.6 82.6

25 - .. - 72.2 72.5 n.4

26 1.11 1.11 1.12 26.6 26.6 26.7

27 1.25 1.25 1.25 27.5 27.6 27.6

28 (I) 1.00 1.00 0.99 20.1 20.2 20.5

29 (I) 1.19 " .18 1.31 28.1 b) 28.5 28.7

30 <,> 0.89 0.89 1.01 16.5 16.6 16.5 -

o (ppm) relative to 1MS; a) in brackets; configuration relative to C19; b) assignment might be exchanged.

Page 3: I. Astragalus mongholicusdownloads.hindawi.com/journals/jspec/1994/482165.pdfSpectroscopy 12 (1994) lOS Press ERRATA 99 R Tappe, H. Budzikiewicz, I. Ionkova, and A. W. Alfennann, Triterpene

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