Phytotoxin sorption to clay minerals

Schönsee, Carina D.; Wettstein, Felix E.; Bucheli, Thomas D.

doi:10.1186/s12302-021-00469-z

Environmental Sciences Europe

Table 1 List of analyzed phytotoxins including their respective charge under experimental conditions

From: Phytotoxin sorption to clay minerals

ID	Toxin name	Toxin class	Sum formula	CAS	Charge at pH 6^a
AIL	Ailanthone	Terpenoid	C₂₀H₂₄O₇	981-15-7	o
ANI	Anisatin	Terpenoid	C₁₅H₂₀O₈	5230-87-5	o
BAC	Baccatin III	Terpenoid	C₃₁H₃₈O₁₁	27548-93-2	o
BIC	(+)-Bicuculline	Alkaloid	C₂₀H₁₇NO₆	485-49-4	+
BRU	Brucine	Alkaloid	C₂₃H₂₆N₂O₄	357-57-3	+
CAF	Caffeine	Alkaloid	C₈H₁₀N₄O₂	58-08-2	o
CEV	Cevadine	Alkaloid	C₃₂H₄₉NO₉	62-59-9	+
CIN	Cinobufagin	Steroid	C₂₆H₃₄O₆	470-37-1	o
COL	Colchicine	Alkaloid	C₂₂H₂₅NO₆	64-86-8	o
CON	Convallatoxin	Steroid	C₂₉H₄₂O₁₀	508-75-8	o
COS	(+)-Costunolide	Terpenoid	C₁₅H₂₀O₂	553-21-9	o
CUE	Cucurbitacin E	Terpenoid	C₃₂H₄₄O₈	18444-66-1	o
CYT	(−)-Cytisine	Alkaloid	C₁₁H₁₄N₂O	485-35-8	+
DAB	10-Deacetylbaccatin III	Terpenoid	C₂₉H₃₆O₁₀	32981-86-5	o
DIG	Digitoxigenin	Steroid	C₂₃H₃₄O₄	143-62-4	o
ECH	Echimidine	Alkaloid	C₂₀H₃₁NO₇	520-68-3	+
ERU	Erucifoline	Alkaloid	C₁₈H₂₃NO₆	40158-95-0	+ /o
ERUNO	Erucifoline N-oxide	Alkaloid	C₁₈H₂₃NO₇	123864-94-8
GAL	Galanthamine	Alkaloid	C₁₇H₂₁NO₃	357-70-0	+
GEL	Gelsemine	Alkaloid	C₂₀H₂₂N₂O₂	509-15-9	+
GRA	Gramine	Alkaloid	C₁₁H₁₄N₂	87-52-5	+
HEL	Heliotrine	Alkaloid	C₁₆H₂₇NO₅	303-33-3	+
HOR	Hordenine	Amine	C₁₀H₁₅NO	539-15-1	+
ISC	(+)-Isocorydine	Alkaloid	C₂₀H₂₃NO₄	475-67-2	+ /o
JAC	Jacobine	Alkaloid	C₁₈H₂₅NO₆	6870-67-3	+ /o
LAS	Lasiocarpine	Alkaloid	C₂₁H₃₃NO₇	303-34-4	+
LASNO	Lasiocarpine N-oxide	Alkaloid	C₂₁H₃₃NO₈	127-30-0
LAT	Lathyrol	Terpenoid	C₂₀H₃₀O₄	34420-19-4	o
LYC	Lycopsamine	Alkaloid	C₁₅H₂₅NO₅	10285-07-1	+
LYO	Lycorine	Alkaloid	C₁₆H₁₇NO₄	476-28-8	+ /o
MAT	Matrine	Alkaloid	C₁₅H₂₄N₂O	519-02-8	+
MON	Monocrotaline	Alkaloid	C₁₆H₂₃NO₆	315-22-0	+ /o
NIC	Nicotine	Alkaloid	C₁₀H₁₄N₂	65-31-6	+
NUC	(−)-Nuciferine	Alkaloid	C₁₉H₂₁NO₂	475-83-2	+
OLE	Oleandrin	Steroid	C₃₂H₄₈O₉	465-16-7	o
PAR	Parthenolide	Terpenoid	C₁₅H₂₀O₃	20554-84-1	o
PIC	Picrotoxinin	Terpenoid	C₁₅H₁₆O₆	17617-45-7	o
PIL	Pilocarpine	Alkaloid	C₁₁H₁₆N₂O₂	54-71-7	+
PRO	Protopine	Alkaloid	C₂₀H₁₉NO₅	130-86-9	+
PTB	Pterosin B	Terpenoid	C₁₄H₁₈O₂	34175-96-7	o
QUI	(−)-Quinine	Alkaloid	C₂₀H₂₄N₂O₂	130-95-0	+
REC	Retronecine	Alkaloid	C₈H₁₃NO₂	480-85-3	+
RET	Retrorsine	Alkaloid	C₁₈H₂₅NO₆	480-54-6	+ /o
SAT	α-Santonin	Terpenoid	C₁₅H₁₈O₃	481-06-1	o
SEK	Senkirkine	Alkaloid	C₁₉H₂₇NO₆	2318-18-5	+ /o
SEN	Senecionine	Alkaloid	C₁₈H₂₅NO₅	130-01-8	+ /o
SENNO	Senecionine N-oxide	Alkaloid	C₁₈H₂₅NO₆	13268-67-2
SOP	Sophocarpine	Alkaloid	C₁₅H₂₂N₂O	6483-15-4	+
STR	Strophanthidin	Steroid	C₂₃H₃₂O₆	66-28-4	o
STY	(−)-Strychnine	Alkaloid	C₂₁H₂₂N₂O₂	57-24-9	+
VIN	(+)-Vincamine	Alkaloid	C₂₁H₂₆N₂O₃	1617-90-9	+
YOH	Yohimbine	Alkaloid	C₂₁H₂₆N₂O₃	146-48-5	+

^ao = neutral at pH 6; + = protonated at pH 6 (base pK_a > 6.5); + /o = partially protonated/partially neutral (5.5 < base pK_a < 6.5)

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