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Lactone

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Organic compound » Ester » Lactone
Expanded list Selected category (without subcategories): Lactone
Subcategories: Coumarins.
Total count of records found: 71. Showed records: 20.

21. 2-Oxo-2H-pyran-5-carboxylic acid

Molecular formula: C6H4O4 CAS# 500-05-0
Categories: Carboxylic acid , Lactone
Names
English:
.alpha.-Pyrone-5-carboxylic acid
;
2-Oxo-1(2H)-pyran-5-carboxylic acid
;
2-Oxo-2H-pyran-5-carboxylic acid(IUPAC)
;
2-Oxopyran-5-carboxylic acid
;
2-Pentenedioicacid, 4-(hydroxymethylene)-, d-lactone
;
2-Pyrone-5-carboxylic acid
;
2H-Pyran-5-carboxylic acid, 2-oxo-(CAS)
;
6-oxopyran-3-carboxylic acid(IUPAC)
;
Coumalic acid
;
Cumalic acid
;
EINECS:207-899-0
;
Glutaconic acid, 4-(hydroxymethylene)-, d-lactone (7CI)
;
a-Pyrone-5-carboxylic acid
;
alpha-Pyrone-5-carboxylic acid
;
HO/`|O|\/\\|\O`\`/O`\`||
CO2H`\`/`\\`|`\O\/O\||
`/`=`\<`=O>/O-\\-<//O>\OH
OH|`/O/\/\|<\\O>`/O`\`|_o

22. Monocrotalic acid

Molecular formula: C8H12O5 CAS# 26543-09-9
Categories: Carboxylic acid , Lactone
Names
English:
(2R,3R,4S)-3-Hydroxy-2,3,4-trimethyl-5-oxotetrahydro-2-furancarboxylic acid
;
(2R,3R,4S)-3-hydroxy-2,3,4-trimethyl-5-oxooxolane-2-carboxylic acid(IUPAC)
;
2-Furancarboxylic acid, tetrahydro-3-hydroxy-2,3,4-trimethyl-5-oxo-, (2R-(2-α,3-β,4-α))-
;
2-Furoic acid, tetrahydro-3-hydroxy-2,3,4-trimethyl-5-oxo-, (2R,3R,4R)- (8CI)
;
L-Arabinaric acid, 2-deoxy-2-methyl-3,4-di-C-methyl-, 1,4-lactone (9CI)
;
Monocrotalic acid
;
-<_(a-84,w+)HO><_(a-24,d+)CH3>_p<_(a-84,w+)CH3><_(a-24,d+)<_q6OH>_pp6O>_pO_p<_(a-54,N2)O>_p_(a-54,w+)H3C
-<_(a54,N2)O>_qO_q<_(a84)<_qq6O>_p6OH><_(a24,w+)>_q<_(a84)><_(a24,w+)HO>_q_(a54,w+)

23. Paraconic Acid

Molecular formula: C5H6O4 CAS# 498-89-5
Categories: Carboxylic acid , Lactone
Names
English:
5-oxooxolane-3-carboxylic acid(IUPAC)
;
Hydroxymethylsuccinic Acid d-Lactone
;
Paraconic Acid
;
SureCN546967
;
`-_q<_(a54,N2)O>_qO_q_q_(a54)<_qq6O>_p6OH
-_p<_(a-54,N2)O>_pO_p_p_(a-54)<_pp6O>_q6HO

24. Terebinic Acid

Molecular formula: C7H10O4 CAS# 79-91-4
Names
English:
(1-Hydroxy-1-methylethyl)succinic Acid g-Lactone
;
2,2-Dimethyl-5-oxotetrahydro-3-furancarboxylic acid(IUPAC)
;
2,2-dimethyl-5-oxooxolane-3-carboxylic acid(IUPAC)
;
2,2-dimethyl-5-oxotetrahydrofuran-3-carboxylic acid
;
3-Furancarboxylic acid, tetrahydro-2,2-dimethyl-5-oxo-
;
EINECS:201-233-2
;
Terebinic Acid
;
Tetrahydro-2,2-dimethyl-5-oxo-3-furancarboxylic Acid
;
`-_q<_(a54,N2)O>_qO_q<_(a84)CH3><_(a24)CH3>_q_(a54)<_qq6O>_p6OH
-<_(a54,N2)O>_qO_q<_(A-60)><_(A-120)>_q<_q>_(a54)<_pp6O>_q6HO

25. (2,2-Dimethyl-5-oxotetrahydro-3-furanyl)acetic acid

Molecular formula: C8H12O4 CAS# 26754-48-3
Categories: Carboxylic acid , Lactone
Names
English:
(2,2-Dimethyl-5-oxotetrahydro-3-furanyl)acetic acid(IUPAC)
;
2-(2,2-dimethyl-5-oxooxolan-3-yl)acetic acid(IUPAC)
;
3-(1-Hydroxy-1-methylethyl)glutaric Acid g-Lactone
;
3-Furanacetic acid, tetrahydro-2,2-dimethyl-5-oxo-(CAS)
;
Terpenolic Acid
;
-<_(a54,N2)O>_qO_q<_(A-60)><_(A-120)>_q<_q>_(a54)_q6<_qq6O>_p6HO
-O_q<_(a54,N2)O>_q_q<_q<_(a24)>_(a84)>_(a54)_p6<_qq6O>_p6OH
`-_p<_(a-54,N2)O>_pO_p<_(a-84)CH3><_(a-24)CH3>_p_(a-54)CH2-CO2H

26. Aflatoxin B1

Molecular formula: C17H12O6 CAS# 1162-65-8
Categories: Ketone , Lactone , Ether , Mycotoxins
Names
English:
(6aR-cis)-2,3,6a,9a-Tetrahydro-4-methoxycyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione
;
4-(methyloxy)-2,3,6a,9a-tetrahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromene-1,11-dione
;
4-Methoxy-2,3,6a,9a-tetrahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromene-1,11-dione(IUPAC)
;
AFB1
;
Aflatoxin B1 [Wiki]
;
Aflatoxin B1
;
Cyclopenta(c)furo(3',2':4,5)furo(2,3-h)(1)benzopyran-1,11-dione, 2,3,6a,9a-tetrahydro-4-methoxy-
;
Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione, 2,3,6a,9a-tetrahydro-4-methoxy-(CAS)
;
EINECS:214-603-3
;
CH3`/O`\`|`\`|O/`|O|\|_q_q_q<_(a54,N2)O>_q|`/`\`/|_pO_p_p<_q_qq_qO_q>_p|\//

27. Aflatoxin G1

Molecular formula: C17H12O7 CAS# 1165-39-5
Names
English:
5-(methyloxy)-3,4,7a,10a-tetrahydro-1H,12H-furo[3',2':4,5]furo[2,3-h]pyrano[3,4-c]chromene-1,12-dione
;
AFG1
;
Aflatoxin G1
;
EINECS:214-615-9
;
`|O`\`|`\``|O/`|O|\|\/`|O`\`|O|`/|`/|`/`\\`|<//>_q_q<_qO_q>_pO_p_pp_p
CH3`/O`\`|`\`|O/`|O|\|\/`|O`\`|O|`/|`/`\`/|_pO_p_p<_(a-10,d+)H><_q_qq_qO_q_(a120,d+)H>_p|\//

28. Nepetalactone

Molecular formula: C10H14O2 CAS# 490-10-8
Categories: Lactone
Names
English:
(4aS,7S,7aR)-4,7-Dimethyl-5,6,7,7a-tetrahydrocyclopenta[c]pyran-1(4aH)-one(IUPAC)
;
(4aS,7S,7aR)-4,7-dimethyl-5,6,7,7a-tetrahydro-4aH-cyclopenta[c]pyran-1-one(IUPAC)
;
2-(2-Hydroxy-1-methylethenyl)-5-methylcyclopentanecarboxylic Acid D-Lactone
;
5,6,7,7a-Tetrahydro-4,7-dimethylcyclopenta[c]pyran-1-(4aH)-one
;
Cyclopenta[c]pyran-1(4aH)-one, 5,6,7,7a-tetrahydro-4,7-dimethyl-, (4aS,7S,7aR)-(CAS)
;
Nepetalactone [Wiki]
;
Nepetalactone cis-trans-form
;
|<|wH>_q_q_q<_(a54,w+)>_q<`|wH>`\`|O|`/O|\\<|>/
|<|dH>_q<_(a54,d+)CH3>_q_q_q<`|dH>`\<`|H3C>`//|O\|O`|/

29. Ecomytrin

Molecular formula: C21H31NO3 CAS# 63653-59-8
Categories: Lactone , Alcohol
Names
English:
(1R,2S,4S,8R,9S,12S,13R,19R,20R)-20-Hydroxy-9,13-dimethyl-5-oxa-16-azahexacyclo[10.9.0.02,9.04,8.013,19.016,20]henicosan-6-one(IUPAC)
;
2H-6,9-Ethanofuro[3',2':1,2]indeno[5,4-f]indol-2-one, hexadecahydro-9a-hydroxy-3b,6-dimethyl-, (3aR,3bS,5aS,6R,6aR,9aR,10aR,10bS,11aS)-(CAS)
;
3-Aza-3,6-cyclo-A-homopregnan-21-oic acid, 6,16-dihydroxy-, γ-lactone, (3α,5β,6β,16β)-
;
Ccnsmdrd
;
Cycloneosamandaridine
;
Ecomytrin
;
`/|_pN<$color(gray)_(A-90)_(A-55)_#1$color()`|w>_p_p_p<_(A-80,w+)H>/0\|<_(A100,w+)H><`/`\|wHO>\/<_(A-50,w+)><`|`\`/`|dH>_p_p<_(a0,d+)H><_p_p_(a-140,d+)H>_qO_q<_(a54,N2)O>_q_q_(a120,d+)H

30. Diketene

Molecular formula: C4H4O2 CAS# 674-82-8
Categories: Lactone
Names
English:
1-Butene-1,3-dione(IUPAC)(CAS)
;
2-Oxetanone, 4-methylene-(CAS)
;
4-Methylene-2-oxetanone(IUPAC)
;
4-Methyleneoxetan-2-one
;
4-Methylidenoxetan-2-on
;
4-methylideneoxetan-2-one(IUPAC)
;
Diketene [Wiki]
;
EINECS:211-617-1
;
Ketene dimer
;
γ-methylenepropiolactone
;
$slope(45)O=/\<=>`/O`\$slope()
$slope(45)`|-/O`/|O`-`//

31. Phloxine B

Molecular formula: C20H2Br4Cl4Na2O5 CAS# 18472-87-2
Names
English:
Acid Red 92
;
C.I. 45410
;
C.I. Acid Red 92
;
Cyanosin
;
Cyanosin B
;
Cyanosine
;
Cyanosine WS
;
D & C Red no. 28
;
Disodium 2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate(IUPAC)
;
EINECS:242-355-6
;
Eosin Blue
;
Eosine Blue
;
Eosine bluish
;
Food Red No. 104
;
Phloxin B
;
Phloxine [Wiki]
;
Phloxine B
;
Phloxine P
;
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxy-, sodium salt (1:2)(CAS)
;
Water Pink 2
;
disodium;2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate(IUPAC)
;
`\`//`\<`/Br>`||<`\O`^-_(x-1.5,N0)Na^+>/<`|Br>\\<|>/O\|\//<\Br>`|</O^-_(x1.5,N0)Na^+>`\\<`|Br>`/|`/_(a15)O_q<_(a54,N2)O>_q_qq<_q>_p6<_(a-50)Cl>_pp6<_q6Cl>_p6<_q6Cl>_pp6<_q6Cl>_p6

32. Thymolphthalexone

Molecular formula: C38H44N2O12 CAS# 1913-93-5
Names
English:
2,2',2'',2'''-{(3-Oxo-1,3-dihydro-2-benzofuran-1,1-diyl)bis[(6-hydroxy-5-isopropyl-2-methyl-3,1-phenylene)methylenenitrilo]}tetraacetic acid(IUPAC)
;
2-[[5-[1-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-2-methyl-5-propan-2-ylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-6-methyl-3-propan-2-ylphenyl]methyl-(carboxymethyl)amino]acetic acid(IUPAC)
;
EINECS:217-627-2
;
Thymolphthalein Complexone
;
Thymolphthalexone
;
[1913-93-5]
;
`//`\`||/\\|_q<_(a54,N2)O>_qO_q@:p(a,o1,o2)<_(A&a)_q6_pp6<_q6<_q6>_p6>_p6<_q6&o1>_pp6<_p6<_q6>_pp6>_q6_q6N<_q6_p6<_pp6O>_q6&o1>_p6_p6<_pp6O>_q6&o2>@(-130,HO,OH)@p(-20,OH,OH)_q

33. o-Cresolphthalein Complexone

Molecular formula: C32H32N2O12 CAS# 2411-89-4
Names
English:
2,2',2'',2'''-{(3-Oxo-1,3-dihydro-2-benzofuran-1,1-diyl)bis[(6-hydroxy-5-methyl-3,1-phenylene)methylenenitrilo]}tetraacetic acid(IUPAC)
;
2,2'-[(3-Oxo-1,3-dihydro-2-benzofuran-1,1-diyl)bis{(6-hydroxy-5-methyl-3,1-phenylene)methylene[(carboxymethyl)ammonio]}]diacetate
;
2-[[5-[1-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxymethyl)amino]acetic acid(IUPAC)
;
A4P6737I7F
;
EINECS:219-318-8
;
Metal phthalein
;
Phthalein Complexon
;
Phthalein purple
;
Xylenylphthalein-bisiminodiacetic acid
;
[2411-89-4]
;
o-Cresolphthalein Complexone
;
HO|`/O/\|N<`/|\O`\`/HO>\/`||<`\HO>/<`|>\\|<`//`\>\</`|//<`|>\</OH>||<`/`\\>\/N<`|/\O`\`|OH>\|`/O/\OH>\O_p<_(a-54,N2)O>_p_p<_p>_qq6_q6_qq6_q6_qq6

34. Tetraiodofluorescein

Molecular formula: C20H8I4O5 CAS# 15905-32-5
4.56.5 pH
Names
English:
1A878FZQ9B
;
2-(6-Hydroxy-2,4,5,7-tetraiodo-3-oxo-xanthen-9-yl)benzoic acid
;
3',6'-Dihydroxy-2',4',5',7'-tetraiodo-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one(IUPAC)
;
3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one(IUPAC)
;
BRN 0062817
;
EINECS:240-046-0
;
Erythrosine Phenolic
;
Felumin
;
Fluoresceins
;
Iodoeosine
;
Red 1427
;
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-(CAS)
;
Tetraiodofluorescein
;
[15905-32-5]
;
`\`//`\@:i(b)<&b$itemColor1(#C0C)I>@(`/)`||<`\HO>/@i(`|)\\<|>/O\/\</OH>||@i(\)`/`\\<`|/@i(`|)>`/`/O_q<_(a54,N2)O>_q_q<_q>_pp6_p6_pp6_p6_pp6

35. p-Xylenolphthalein

Molecular formula: C24H22O4 CAS# 50984-88-8
Categories: pH indicator , Lactone , Phenols
9.310.5 pH
Names
English:
1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-2,5-dimethylphenyl)-(CAS)
;
2',5',2'',5''-Tetramethylphenolphthalein
;
3,3-Bis(4-hydroxy-2,5-dimethylphenyl)-2-benzofuran-1(3H)-one(IUPAC)
;
3,3-Bis(4-hydroxy-2,5-xylyl)phthalide
;
3,3-bis(4-hydroxy-2,5-dimethylphenyl)-2-benzofuran-1-one(IUPAC)
;
EINECS:256-893-4
;
[50984-88-8]
;
p-Xylenolphthalein
;
`/`\\<`/>`|<`\HO>//\</>||\</\/`||</OH>`\<`|>`//|\|>\O_p<_(a-54,N2)O>_p_p<_p>_qq6_q6_qq6_q6_qq6

36. Mollicellin A

Molecular formula: C21H18O7 CAS# 68455-06-1
Names
English:
2H,11H-1-Benzopyrano(6,7-b)(1,4)benzodioxepin-7-carboxaldehyde, 3,4-dihydro-8-hydroxy-2,2,5,10-tetramethyl-4,11-dioxo-
;
3,4-Dihydro-8-hydroxy-2,2,5,10-tetramethyl-4,11-dioxo-2H,11H-1-benzopyrano(6,7-b)(1,4)benzodioxepin-7-carboxaldehyde
;
7H,13H-5,10,12-Trioxabenzo[4,5]cyclohepta[1,2-b]naphthalene-4-carboxaldehyde, 8,9-dihydro-3-hydroxy-1,6,9,9-tetramethyl-7,13-dioxo-(CAS)
;
8-Hydroxy-2,2,5,10-tetramethyl-4,11-dioxo-3,4-dihydro-2H,11H-chromeno[6,7-b][1,4]benzodioxepine-7-carbaldehyde(IUPAC)
;
8-hydroxy-2,2,5,10-tetramethyl-4,11-dioxo-3H-chromeno[6,7-b][1,4]benzodioxepine-7-carbaldehyde(IUPAC)
;
9MS425049B
;
Mollicellin A
;
`/||`/O|<_(a90)><_(a30)>\/\O`\`|<`\>//<\>`|`\\_p7O_p7<_(a-64,N2)O>_p7_p7_q6<_p6<_p6H>_qq6O>_qq6<_p6OH>_q6_qq6<_p6>_q6_q6_p7O_p7

37. Mollicellin B

Molecular formula: C21H18O7 CAS# 68455-07-2
Names
English:
10-Hydroxy-2,2,5,8-tetramethyl-4,7-dioxo-3,4-dihydro-2H,7H-chromeno[7,6-b][1,4]benzodioxepine-11-carbaldehyde(IUPAC)
;
2H,7H-1-Benzopyrano(7,6-b)(1,4)benzodioxepin-11-carboxaldehyde, 3,4-dihydro-10-hydroxy-2,2,5,8-tetramethyl-4,7-dioxo-
;
3,4-Dihydro-10-hydroxy-2,2,5,8-tetramethyl-4,7-dioxo-2H,7H-1-benzopyrano(7,6-b)(1,4)benzodioxepin-11-carboxaldehyde
;
8H,13H-5,7,12-Trioxabenzo[4,5]cyclohepta[1,2-b]naphthalene-4-carboxaldehyde, 9,10-dihydro-3-hydroxy-1,8,8,11-tetramethyl-10,13-dioxo-(CAS)
;
Mollicellin B
;
HO/\/`|_p7<_(a-64,N2)O>_p7O_p7_p7<_p7O_p7`|`\<`|>`//|\|`//O>_qq6_q6_q6_p6<_qq6O>_p6_p6<_(a-90)><_(a-30)>_p6O_p6_p6_q6<_p6>_qq6
\|`/`\O\|\<_(a90)><_(a30)>/O`|//`|`\_p7O_p7<_(a-64,N2)O>_p7_p7_q6<_p6<_p6H>_qq6O>_qq6<_p6OH>_q6_qq6<_p6>_q6_q6_p7O_p7`\`/|\

38. Mollicellin C

Molecular formula: C22H20O8 CAS# 68436-82-8
Names
English:
11H-Dibenzo[b,e][1,4]dioxepin-4-carboxaldehyde, 3,9-dihydroxy-8-methoxy-1,6-dimethyl-7-(3-methyl-1-oxo-2-buten-1-yl)-11-oxo-(CAS)
;
26Q0EO75R3
;
3,9-Dihydroxy-8-methoxy-1,6-dimethyl-7-(3-methyl-2-butenoyl)-11-oxo-11H-dibenzo[b,e][1,4]dioxepine-4-carbaldehyde(IUPAC)
;
4,9-dihydroxy-3-methoxy-1,7-dimethyl-2-(3-methylbut-2-enoyl)-6-oxobenzo[b][1,4]benzodioxepine-10-carbaldehyde(IUPAC)
;
Mollicellin C
;
O`-<_(a64,N2)O>_q7_q7_p6<_q6<_q6H>_pp6O>_pp6<_q6HO>_p6_pp6<_q6>_p6_p6_q7O_q7_q7_p6<_q6OH>_pp6<_q6O_q7>_p6<_q6<_pp6O>_q6_pp6<_p6>_q6>_pp6<_q6>_p6_p6_q7
H3C|\`\`/||<`/HO>\/`|_p7<_(a-64,N2)O>_p7O_p7_p7<_p7O_p7`/|`//O>_qq6<_p6H3C>_q6<_p6<_pp6O>_q6_pp6<_p6>_q6>_qq6<_p6O_q6CH3>_q6<_p6OH>_qq6

39. Ochratoxin A

Molecular formula: C20H18ClNO6 CAS# 303-47-9
Names
English:
(R)-N-[(5-Chloro-3,4-dihydro-8-hydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-yl)-carbonyl]-L-phenylalanine
;
(−)-N-[(5-Chloro-8-hydroxy-3-methyl-1-oxo-7-isochromanyl)carbonyl]-3-phenylalanine
;
EINECS:206-143-7
;
L-Phenylalanine, N-[[(3R)-5-chloro-3,4-dihydro-8-hydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-yl]carbonyl]-(CAS)
;
N-{[(3R)-5-Chloro-8-hydroxy-3-methyl-1-oxo-3,4-dihydro-1H-isochromen-7-yl]carbonyl}-L-phenylalanine(IUPAC)
;
N-​{[(3R)-​5-​chloro-​8-​hydroxy-​3-​methyl-​1-​oxo-​3,​4-​dihydro-​1H-​isochromen-​7-​yl]​carbonyl}-​L-​phenylalanine
;
Ochratoxin A [Wiki]
;
|`//`\`||/\\/\<|\O`\`/HO>/dN<_(y-.5)H>\|O`|/\/\|O`|/O`|</w>`\`/<|`/|OH>`\\<`|Cl>`/||

40. Alternariol

Molecular formula: C14H10O5 CAS# 641-38-3
Categories: Lactone , Phenols , Mycotoxins
Names
English:
1-Methyl-3,7,9-trihydroxy-6H-Dibenzo(b,D)pyran-6-one
;
3,4,4'-trihydroxy-6'-methyl-2-biphenylcarboxylic acid γ-lactone
;
3,7,9-Trihydroxy-1-methyl-6H-benzo[c]chromen-6-one(IUPAC)
;
3,7,9-trihydroxy-1-methylbenzo[c]chromen-6-one
;
6H-Dibenzo[b,d]pyran-6-one, 3,7,9-trihydroxy-1-methyl-(CAS)
;
Alternariol [Wiki]
;
KN9L4260JW
;
[641-38-3]
;
|\|O`|/O`|`\`|<`\H3C>//\</OH>||`/`\`/`\\`/<`\HO>||\/`/|OH
HO/\/`||`\<`|OH>`//|\|`/O/\O/`|/<`|>\\|<\OH>`//`\`|`\