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Benzofurans

Aromatic organic heterocyclic compounds that consist of a benzene fused with a furan rings; furan rings are five-membered aromatic rings with four carbon atoms and one oxygen atom.
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1

Isochlortetracycline, TRC

CAS: 514-53-4 Molecular Formula: C22 H23 Cl N2 O8 Molecular Weight (g/mol): 478.88 Synonym: 2-Naphthalenecarboxamide, 6-[(1S)-7-chloro-1,3-dihydro-4-hydroxy-1-methyl-3-oxo-1-isobenzofuranyl]-4-(dimethylamino)-1,4,4a,5,6,7,8,8a-octahydro-3,8a-dihydroxy-1,8-dioxo-, (4S,4aS,6S,8aS)-,2-Naphthalenecarboxamide, 6-(7-chloro-1,3-dihydro-4-hydroxy-1-methyl-3-oxo-1-isobenzofuranyl)-4-(dimethylamino)-1,4,4a,5,6,7,8,8a-octahydro-3,8a-dihydroxy-1,8-dioxo-, [4S-[4α,4aα,6β(R*),8aα]]-,Phthalide, 3-[6-carbamoyl-8-(dimethylamino)-1,2,3,4,4a,5,8,8a-octahydro-4a,7-dihydroxy-4,5-dioxo-2-naphthyl]-4-chloro-7-hydroxy-3-methyl- (6CI,7CI,8CI),(4S,4aS,6S,8aS)-6-[(1S)-7-Chloro-1,3-dihydro-4-hydroxy-1-methyl-3-oxo-1-isobenzofuranyl]-4-(dimethylamino)-1,4,4a,5,6,7,8,8a-octahydro-3,8a-dihydroxy-1,8-dioxo-2-naphthalenecarboxamide,7-Chloroisotetracycline,Iso-chlorotetracycline,Isoaureomycin,Isochlortetracycline,(4S,4aS,6S,8aS)-6-[(1S)-7-Chloro-4-hydroxy-1-methyl-3-oxo-isobenzofuran-1-yl]-4-(dimethylamino)-3,8a-dihydroxy-1,8-dioxo-4a,5,6,7-tetrahydro-4H-naphthalene-2-carboxamide IUPAC Name: (4S,4aS,6S,8aS)-6-[(1S)-7-chloro-4-hydroxy-1-methyl-3-oxo-2-benzofuran-1-yl]-4-(dimethylamino)-3,8a-dihydroxy-1,8-dioxo-4a,5,6,7-tetrahydro-4H-naphthalene-2-carboxamide SMILES: CN(C)[C@H]1[C@@H]2C[C@@H](CC(=O)[C@]2(O)C(=O)C(=C1O)C(=O)N)[C@]3(C)OC(=O)c4c(O)ccc(Cl)c34

CAS 514-53-4
Molecular Weight (g/mol) 478.88
SMILES CN(C)[C@H]1[C@@H]2C[C@@H](CC(=O)[C@]2(O)C(=O)C(=C1O)C(=O)N)[C@]3(C)OC(=O)c4c(O)ccc(Cl)c34
Synonym 2-Naphthalenecarboxamide, 6-[(1S)-7-chloro-1,3-dihydro-4-hydroxy-1-methyl-3-oxo-1-isobenzofuranyl]-4-(dimethylamino)-1,4,4a,5,6,7,8,8a-octahydro-3,8a-dihydroxy-1,8-dioxo-, (4S,4aS,6S,8aS)-,2-Naphthalenecarboxamide, 6-(7-chloro-1,3-dihydro-4-hydroxy-1-methyl-3-oxo-1-isobenzofuranyl)-4-(dimethylamino)-1,4,4a,5,6,7,8,8a-octahydro-3,8a-dihydroxy-1,8-dioxo-, [4S-[4α,4aα,6β(R*),8aα]]-,Phthalide, 3-[6-carbamoyl-8-(dimethylamino)-1,2,3,4,4a,5,8,8a-octahydro-4a,7-dihydroxy-4,5-dioxo-2-naphthyl]-4-chloro-7-hydroxy-3-methyl- (6CI,7CI,8CI),(4S,4aS,6S,8aS)-6-[(1S)-7-Chloro-1,3-dihydro-4-hydroxy-1-methyl-3-oxo-1-isobenzofuranyl]-4-(dimethylamino)-1,4,4a,5,6,7,8,8a-octahydro-3,8a-dihydroxy-1,8-dioxo-2-naphthalenecarboxamide,7-Chloroisotetracycline,Iso-chlorotetracycline,Isoaureomycin,Isochlortetracycline,(4S,4aS,6S,8aS)-6-[(1S)-7-Chloro-4-hydroxy-1-methyl-3-oxo-isobenzofuran-1-yl]-4-(dimethylamino)-3,8a-dihydroxy-1,8-dioxo-4a,5,6,7-tetrahydro-4H-naphthalene-2-carboxamide
IUPAC Name (4S,4aS,6S,8aS)-6-[(1S)-7-chloro-4-hydroxy-1-methyl-3-oxo-2-benzofuran-1-yl]-4-(dimethylamino)-3,8a-dihydroxy-1,8-dioxo-4a,5,6,7-tetrahydro-4H-naphthalene-2-carboxamide
Molecular Formula C22 H23 Cl N2 O8
2

Fluorescamine, TRC

CAS: 38183-12-9 Molecular Formula: C17H10O4 Molecular Weight (g/mol): 278.26 Synonym: 4-Phenyl-spiro[furan-2(3H),1'(3'H)-isobenzofuran]-3,3'-dione,4-Phenylspiro[furan-2(3H),1'-phthalan]-3,3'-dione,Fluram,Ro 20-7234 SMILES: OC(=O)CCSSCCC(O)=O

CAS 38183-12-9
Molecular Weight (g/mol) 278.26
SMILES OC(=O)CCSSCCC(O)=O
Synonym 4-Phenyl-spiro[furan-2(3H),1'(3'H)-isobenzofuran]-3,3'-dione,4-Phenylspiro[furan-2(3H),1'-phthalan]-3,3'-dione,Fluram,Ro 20-7234
Molecular Formula C17H10O4
3

Phenolphthalein, TRC

CAS: 77-09-8 Molecular Formula: C20 H14 O4 Molecular Weight (g/mol): 318.32 Synonym: Phenolphthalein,3,3-bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one,1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-,Phenolphthalein (8CI),3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone,3,3-Bis(4-hydroxyphenyl)phthalide,3,3-Bis(p-hydroxyphenyl)phthalide,Euchessina,Koprol,Laxogen,Lilo,NSC 10464,NSC 215214,Phthalimetten,Phthalin,Purga,Purgen,Purgophen,Spulmako-lax,TY 9,Trilax IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one SMILES: Oc1ccc(cc1)C2(OC(=O)c3ccccc23)c4ccc(O)cc4

CAS 77-09-8
Molecular Weight (g/mol) 318.32
SMILES Oc1ccc(cc1)C2(OC(=O)c3ccccc23)c4ccc(O)cc4
Synonym Phenolphthalein,3,3-bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one,1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-,Phenolphthalein (8CI),3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone,3,3-Bis(4-hydroxyphenyl)phthalide,3,3-Bis(p-hydroxyphenyl)phthalide,Euchessina,Koprol,Laxogen,Lilo,NSC 10464,NSC 215214,Phthalimetten,Phthalin,Purga,Purgen,Purgophen,Spulmako-lax,TY 9,Trilax
IUPAC Name 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one
Molecular Formula C20 H14 O4
4

Tetrabromophthalic Anhydride, TRC

CAS: 632-79-1 Molecular Formula: C8 Br4 O3 Molecular Weight (g/mol): 463.6998 Synonym: Phthalic anhydride, tetrabromo- (6CI,7CI,8CI),4,5,6,7-Tetrabromo-1,3-isobenzofurandione,3,4,5,6-Tetrabromophthalic anhydride,4,5,6,7-Tetrabromoisobenzofuran-1,3-dione,Bromphthal,FG 4000,FireMaster PHT 4,NSC 4874,PHT 4,RB 49,Saytex RB 49,Tertrabromophthalic anhydride,Tetrabromophthalic acid anhydride,Tetrabromophthalic anhydride IUPAC Name: 4,5,6,7-tetrabromo-2-benzofuran-1,3-dione SMILES: Brc1c(Br)c(Br)c2C(=O)OC(=O)c2c1Br

CAS 632-79-1
Molecular Weight (g/mol) 463.6998
SMILES Brc1c(Br)c(Br)c2C(=O)OC(=O)c2c1Br
Synonym Phthalic anhydride, tetrabromo- (6CI,7CI,8CI),4,5,6,7-Tetrabromo-1,3-isobenzofurandione,3,4,5,6-Tetrabromophthalic anhydride,4,5,6,7-Tetrabromoisobenzofuran-1,3-dione,Bromphthal,FG 4000,FireMaster PHT 4,NSC 4874,PHT 4,RB 49,Saytex RB 49,Tertrabromophthalic anhydride,Tetrabromophthalic acid anhydride,Tetrabromophthalic anhydride
IUPAC Name 4,5,6,7-tetrabromo-2-benzofuran-1,3-dione
Molecular Formula C8 Br4 O3
5

Trimellitic Anhydride, TRC

CAS: 552-30-7 Molecular Formula: C9 H4 O5 Molecular Weight (g/mol): 192.125 Synonym: 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-,1,2,4-Benzenetricarboxylic acid, anhydride (7CI),1,2,4-Benzenetricarboxylic acid, cyclic 1,2-anhydride (8CI),Trimellitic acid anhydride (6CI),1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid,1,2,4-Benzenetricarboxylic acid 1,2-anhydride,1,2,4-Benzenetricarboxylic anhydride,1,3-Dioxo-1,3-dihydro-2-benzofuran-5-carboxylic acid,1,3-Dioxo-1,3-dihydroisobenzofuran-5-carboxylic acid,1,3-Dioxo-5-phthalancarboxylic acid,4-Carboxyphthalic anhydride,Anhydrotrimellitic acid,Aradur 3380-1,Benzene-1,3,4-tricarboxylic anhydride,CE-X 23 Medium,Epon 9150,NSC 60252,TMA,TMA (anhydride),Trimellitic acid cyclic 1,2-anhydride,Trimellitic anhydride IUPAC Name: 1,3-dioxo-2-benzofuran-5-carboxylic acid SMILES: OC(=O)c1ccc2C(=O)OC(=O)c2c1

CAS 552-30-7
Molecular Weight (g/mol) 192.125
SMILES OC(=O)c1ccc2C(=O)OC(=O)c2c1
Synonym 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-,1,2,4-Benzenetricarboxylic acid, anhydride (7CI),1,2,4-Benzenetricarboxylic acid, cyclic 1,2-anhydride (8CI),Trimellitic acid anhydride (6CI),1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid,1,2,4-Benzenetricarboxylic acid 1,2-anhydride,1,2,4-Benzenetricarboxylic anhydride,1,3-Dioxo-1,3-dihydro-2-benzofuran-5-carboxylic acid,1,3-Dioxo-1,3-dihydroisobenzofuran-5-carboxylic acid,1,3-Dioxo-5-phthalancarboxylic acid,4-Carboxyphthalic anhydride,Anhydrotrimellitic acid,Aradur 3380-1,Benzene-1,3,4-tricarboxylic anhydride,CE-X 23 Medium,Epon 9150,NSC 60252,TMA,TMA (anhydride),Trimellitic acid cyclic 1,2-anhydride,Trimellitic anhydride
IUPAC Name 1,3-dioxo-2-benzofuran-5-carboxylic acid
Molecular Formula C9 H4 O5
6

4,5-Dichlorophthalic Anhydride, TRC

CAS: 942-06-3 Molecular Formula: C8H2Cl2O3 Molecular Weight (g/mol): 217.01 Synonym: 5,6-Dichloroisobenzofuran-1,3-dione IUPAC Name: 5,6-dichloro-2-benzofuran-1,3-dione SMILES: Clc1cc2C(=O)OC(=O)c2cc1Cl

CAS 942-06-3
Molecular Weight (g/mol) 217.01
SMILES Clc1cc2C(=O)OC(=O)c2cc1Cl
Synonym 5,6-Dichloroisobenzofuran-1,3-dione
IUPAC Name 5,6-dichloro-2-benzofuran-1,3-dione
Molecular Formula C8H2Cl2O3
7

3-Hydroxyphthalic Anhydride, TRC

CAS: 37418-88-5 Molecular Formula: C8H4O4 Molecular Weight (g/mol): 164.11 Synonym: 3-Hydroxyphthalic Acid Anhydride,4-Hydroxy-1,3-isobenzofurandione,4-Hydroxy-1,3-dihydro-2-benzofuran-1,3-dione,4-Hydroxy-2-benzofuran-1,3-dione,4-Hydroxyisobenzofuran-1,3-dione,NSC 80858 IUPAC Name: 4-hydroxy-2-benzofuran-1,3-dione SMILES: Oc1cccc2C(=O)OC(=O)c12

CAS 37418-88-5
Molecular Weight (g/mol) 164.11
SMILES Oc1cccc2C(=O)OC(=O)c12
Synonym 3-Hydroxyphthalic Acid Anhydride,4-Hydroxy-1,3-isobenzofurandione,4-Hydroxy-1,3-dihydro-2-benzofuran-1,3-dione,4-Hydroxy-2-benzofuran-1,3-dione,4-Hydroxyisobenzofuran-1,3-dione,NSC 80858
IUPAC Name 4-hydroxy-2-benzofuran-1,3-dione
Molecular Formula C8H4O4
8

Phenolphthalein (0.04% Solution in Ethanol), TRC

High-purity organic molecules and analytical standards, strategically delivered worldwide to empower innovation and commercial success.

Concentration or Composition (by Analyte or Components) 0.04 %
CAS 77-09-8
Molecular Weight (g/mol) 318.32
InChI Formula InChI=1S/C20H14O4/c21-15-9-5-13(6-10-15)20(14-7-11-16(22)12-8-14)18-4-2-1-3-17(18)19(23)24-20/h1-12,21-22H
Chemical Name or Material Phenolphthalein
SMILES Oc1ccc(cc1)C2(OC(=O)c3ccccc23)c4ccc(O)cc4
Synonym Phenolphthalein,3,3-bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one,1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-,Phenolphthalein (8CI),3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone,3,3-Bis(4-hydroxyphenyl)phthalide,3,3-Bis(p-hydroxyphenyl)phthalide,Euchessina,Koprol,Laxogen,Lilo,NSC 10464,NSC 215214,Phthalimetten,Phthalin,Purga,Purgen,Purgophen,Spulmako-lax,TY 9,Trilax
Recommended Storage +4°C
IUPAC Name 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one
Molecular Formula C20 H14 O4
Formula Weight 318.0892
10

2-Chloro-5-(1-chloro-1,3-dihydro-3-oxo-1-isobenzofuranyl)-benzenesulfonyl Chloride, TRC

CAS: 68592-11-0 Molecular Formula: C14H7Cl3O4S Molecular Weight (g/mol): 377.63 Synonym: 3-Chloro-3-[4-chloro-3-(chlorosulfonyl)phenyl]-phthalide IUPAC Name: 2-chloro-5-(1-chloro-3-oxo-2-benzofuran-1-yl)benzenesulfonyl chloride SMILES: O=C1OC(Cl)(C2=CC=C(Cl)C(=C2)S(=O)(=O)Cl)C=3C=CC=CC13

CAS 68592-11-0
Molecular Weight (g/mol) 377.63
SMILES O=C1OC(Cl)(C2=CC=C(Cl)C(=C2)S(=O)(=O)Cl)C=3C=CC=CC13
Synonym 3-Chloro-3-[4-chloro-3-(chlorosulfonyl)phenyl]-phthalide
IUPAC Name 2-chloro-5-(1-chloro-3-oxo-2-benzofuran-1-yl)benzenesulfonyl chloride
Molecular Formula C14H7Cl3O4S