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. 2024 Nov 4;22(11):e9047. doi: 10.2903/j.efsa.2024.9047
Code/trivial name a IUPAC name/SMILES notation/InChiKey b Structural formula c
Fludioxonil

4‐(2,2‐difluoro‐1,3‐benzodioxol‐4‐yl)‐1H‐pyrrole‐3‐carbonitrile

N#Cc1c[NH]cc1c1cccc2OC(F)(F)Oc12

MUJOIMFVNIBMKC‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g009.jpg
SYN549129

1‐[2‐cyano‐1‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)ethyl]‐4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐1H‐pyrrole‐3‐carbonitrile

FC1(F)Oc2cccc(c2O1)c1cn(cc1C#N)C(CC#N)c1cccc2OC(F)(F)Oc12

LBMOUDBPLOAUCA‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g008.jpg
CGA192155 *

2,2‐difluoro‐2H‐1,3‐benzodioxole‐4‐carboxylic acid

O=C(O)c1cccc2OC(F)(F)Oc12

ZGAQVJDFFVTWJK‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g004.jpg
CGA265378 *

4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐2,5‐dioxo‐2,5‐dihydro‐1H‐pyrrole‐3‐carbonitrile

N#CC=1C(=O)NC(=O)C=1c1cccc2OC(F)(F)Oc12

HWAHFPOFQKRSCB‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g020.jpg
CGA339833 *

3‐carbamoyl‐2‐cyano‐3‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)oxirane‐2‐carboxylic acid

O=C(O)C1(C#N)OC1(c1cccc2OC(F)(F)Oc12)C(N)=O

CIDOWFUMBJPVMD‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g018.jpg
SYN545245 *

3‐cyano‐2‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)propanoic acid

O=C(O)C(CC#N)c1cccc2OC(F)(F)Oc12

KTKXZWYHYALRGX‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g014.jpg
CGA335892 *

4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐1‐hydroxy‐1H‐pyrrole‐3‐carbonitrile

N#Cc1cn(O)cc1c1cccc2OC(F)(F)Oc12

OTVSARSJPXPKIO‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g016.jpg
SYN518576 *

4‐(2,2‐difluoro‐7‐hydroxy‐2H‐1,3‐benzodioxol‐4‐yl)‐1H‐pyrrole‐3‐carbonitrile

N#Cc1c[NH]cc1c1ccc(O)c2OC(F)(F)Oc12

MEGTXAJTJZODPX‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g011.jpg
SYN518577 *

4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐2‐hydroxy‐1H‐pyrrole‐3‐carbonitrile

N#Cc1c(O)[NH]cc1c1cccc2OC(F)(F)Oc12

BVCXNOCVYHENJL‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g002.jpg
SYN518578 *

4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐5‐hydroxy‐1H‐pyrrole‐3‐carbonitrile

N#Cc1c[NH]c(O)c1c1cccc2OC(F)(F)Oc12

HUSIGEYGZGWULP‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g019.jpg
CGA173506 lactic acid * (SYN551031)

3‐[3‐cyano‐4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐1H‐pyrrol‐1‐yl]‐2‐hydroxypropanoic acid

O=C(O)C(O)Cn1cc(C#N)c(c1)c1cccc2OC(F)(F)Oc12

JXJHRNRACRJPTN‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g021.jpg
CGA308103 *

2‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐2‐hydroxyacetamide

NC(=O)C(O)c1cccc2OC(F)(F)Oc12

LOURJZKOYFFLRL‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g015.jpg
CGA344624 *

2‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐2‐oxoacetamide

NC(=O)C(=O)c1cccc2OC(F)(F)Oc12

IKSJIDNOVDAETJ‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g013.jpg
CGA344623 *

4‐amino‐2‐cyano‐3‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐4‐oxobutanoic acid

NC(=O)C(c1cccc2OC(F)(F)Oc12)C(C#N)C(=O)O

QAYPGUMLQXOGDR‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g001.jpg
SYN518581 *

4‐amino‐2‐cyano‐3‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐3‐hydroxy‐4‐oxobutanoic acid

NC(=O)C(O)(c1cccc2OC(F)(F)Oc12)C(C#N)C(=O)O

NHBRJRFIPIPOGO‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g010.jpg
SYN518579 * and SYN518579 tautomer *

4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐5‐hydroxy‐2‐oxo‐2,5‐dihydro‐1H‐pyrrole‐3‐carbonitrile

N#CC=1C(=O)NC(O)C=1c1cccc2OC(F)(F)Oc12

FGODVDFOKONXRQ‐UHFFFAOYSA‐N

4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐2‐hydroxy‐5‐oxo‐2,5‐dihydro‐1H‐pyrrole‐3‐carbonitrile

N#CC=1C(O)NC(=O)C=1c1cccc2OC(F)(F)Oc12

VZIUETRWCWAMMM‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g003.jpg
CGA227731

6‐hydroxy[1]benzopyrano[3,4‐c]pyrrol‐4(2H)‐one

Oc1cccc2c1OC(=O)c1c[NH]cc21

VAMZFESDMDXBCB‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g007.jpg
CGA308565 *

4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐2,5‐dioxopyrrolidine‐3‐carbonitrile

O=C1NC(=O)C(C#N)C1c1cccc2OC(F)(F)Oc12

FSDHMXFTGSHLPL‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g022.jpg
SYN518580 *

4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐1‐hydroxy‐2,5‐dioxopyrrolidine‐3‐carbonitrile

O=C1N(O)C(=O)C(C#N)C1c1cccc2OC(F)(F)Oc12

MQRUOFNUHOGJJL‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g017.jpg
CGA260766 *

3‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐4‐hydroxy‐1H‐pyrrole‐2,5‐dione

OC=1C(=O)NC(=O)C=1c1cccc2OC(F)(F)Oc12

OJBDAZBYGFTDSI‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g005.jpg
CGA340351 *

2,2‐difluoro‐2H‐1,3‐benzodioxole‐4‐carboxamide

NC(=O)c1cccc2OC(F)(F)Oc12

LJGCAWPZURVJEZ‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g006.jpg
CGA257777 *

4‐(2,2‐difluoro‐2H‐1,3‐benzodioxol‐4‐yl)‐1H‐pyrrole‐3‐carboxylic acid

O=C(O)c1c[NH]cc1c1cccc2OC(F)(F)Oc12

WPLYHFDANIMBSH‐UHFFFAOYSA‐N

graphic file with name EFS2-22-e9047-g012.jpg
a

The name in bold is the name used in the conclusion.

b

ACD/Name 2021.1.3 ACD/Labs 2021.1.3 (File Version N15E41, Build 123232, 07 July 2021).

c

ACD/ChemSketch 2021.1.3 ACD/Labs 2021.1.3 (File Version C25H41, Build 123835, 28 August 2021).

*

Metabolite meets the definition of per‐ and polyfluoroalkyl substances (PFAS) based on its chemical structure, however belongs to a PFAS subgroup excluded from the ECHA PFAS restriction proposal (https://echa.europa.eu/restrictions‐under‐consideration/‐/substance‐rev/72301/term).