Table 1.

HPLC and GC data for 6-DeoxoDS and DS in Arabidopsis

Compound	Rtb on HPLC	RRtc on GC	Prominent ions	Endogenous amountd
Arabidopsis
6-DeoxoDSa	34–37	0.721	496 (M+, 26), 356 (1), 342 (1), 327 (1), 273 (44), 153 (67), 124 (100)	0.13
DSa	14–15	1.002	510 (M+, 22), 495 (16), 411 (16), 387 (15), 355/356 (23), 327 (96), 287 (9), 153 (69), 124 (100)	0.01
Authentic
6-DeoxoDSa	34–37	0.721	496 (M+, 24), 356 (1), 342 (1), 327 (1), 273 (46), 153 (87), 124 (100)	—
DSa	14–15	1.002	510 (M+,25), 495 (13), 411 (12), 387 (18), 355/356 (20), 327 (95), 287 (10), 153 (72), 124 (100)	—

^aThe sample was analysed as bismethanboronate.

^bRetention time.

^cRelative retention time to CS (30.10 min).

^dAmount is denoted as ng g⁻¹ fresh weight.