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. 2012 Nov 19;9(11):2605–2617. doi: 10.1002/cbdv.201200203

Table.

Structures of Nonfluorescent Chlorophyll Catabolites Found in Senescent Leaves of Higher Plants (the labels R1 to R4 refer to the general constitutional formula of NCCs in the Scheme; atoms numbered according to their original position in chlorophyll a)

No.a) R1b) R2 R3 R4 C(1)c) Provisional namesd) Ref.
1a OH Me HOCH2CH(OH) Me n Hv-NCC-1 [7][8]
1b OH Me HOCH2CH(OH) Me epi So-NCC-2 [11] [12]
2 H Me CH2 = CH Me epi Cj-NCC-2/So-NCC-5 [12][13]
3a OH Me CH2 = CH Me n Sw-NCC-58 [14]
3b OH Me CH2 = CH Me epi Cj-NCC-1/So-NCC-4/Pc-NCC-2/Md-NCC-2 [12][13][15][16]
4a b-GlcO Me CH2 = CH Me n At-NCC-4 [17]
4b b-GlcO Me CH2 = CH Me epi Nr-NCC-2/Zm-NCC-2/Pc-NCC-1/Md-NCC-1/Tc-NCC-2 [16][18][19]e)
5 b-GlcO Me HOCH2CH(OH) Me epi Zm-NCC-1/Tc-NCC-1 [19]e)
6 b-(6’-O-Mal) GlcO Me CH2 = CH Me epi Nr-NCC-1 [18]
7 H H CH2 = CH Me n Bn-NCC-4/At-NCC-5 [17]
8 H H CH2 = CH HOCH2 n At-NCC-3 [17][20]
9a OH H CH2 = CH Me n Bn-NCC-3/At-NCC-2 [17][21]
9b OH H CH2 = CH Me epi So-NCC-3 [12]
10 OH H HOCH2CH(OH) Me epi So-NCC-1 [12]
11 MalO H CH2 = CH Me n Bn-NCC-1 [21] [22]
12 b-GlcO H CH2 = CH Me n Bn-NCC-2/At-NCC-1 [17] [21]
a

)Compound number.

b

)Abbreviations: Mal = malonyl; Glc = glucopyranosyl.

c

) Configuration at C(1) from correlation with NCCs derived from pFCC (n = ‘normal’) or from epi-pFCC (epi = ‘epimeric’), the absolute configuration at C(1) is still unknown.

d

) Hv-NCC-1 (1a; from barley, Hordeum vulgare [7] [8]), So-NCCs (1b, 2, 3b, 9b, and 10; from spinach, Spinacia oleracea [11] [12]), Cj-NCCs (2 and 3b; from Katsura tree, Cercidiphyllum japonicum [13] [15]), Sw-NCC-58 (3a; from Peace Lily, Spathiphyllum wallisii [14]), Pc-NCCs (3b and 4b; from Pyrus communis [16]), Md-NCCs (3b and 4b; from Malus domestica [16]), At-NCCs (4a, 7, 8, 9a, and 12; from Arabidopsis thaliana [17] [20]), Nr-NCCs (4b and 6; from tobacco, Nicotiana rustica [18]), Zm- NCCs (4b and 5; from maize, Zea mays [19]), and Bn-NCCs (7, 9a, 11, and 12; from oilseed rape, Brassica napus [21] [22]), and Tc-NCCs (5 and 4b; from Lime tree (Tilia cordata), this work).

e

) This work.