Benzofuranones

Fluorescamine, Alfa Aesar™

CAS: 38183-12-9 Molecular Formula: C17H10O4 Molecular Weight (g/mol): 278.263 MDL Number: MFCD00005928 InChI Key: ZFKJVJIDPQDDFY-UHFFFAOYSA-N Synonym: fluorescamine, fluram, spiro furan-2 3h ,1' 3'h-isobenzofuran-3,3'-dione, 4-phenyl, 4'-phenylspiro 2-benzofuran-3,2'-furan-1,3'-dione, 4-phenylspiro furan-2 3h ,1'-phthalan-3,3'-dione, 4-phenylspiro furan-2 3h-1'-3'-h-isobenzofuran-3,3'-dione, spiro furan-2 3h ,1' 3'h-isobenzofuran-3,3'-dione, 4-phenyl, fluorescamine, zfkjvjidpqddfy-uhfffaoysa, 4'-phenylspiro 2-benzofuran-3,2'-furan-1,3'-dion PubChem CID: 37927 IUPAC Name: 4'-phenylspiro[2-benzofuran-3,2'-furan]-1,3'-dione SMILES: C1=CC=C(C=C1)C2=COC3(C2=O)C4=CC=CC=C4C(=O)O3

Phenolphthalein Solution, Alcoholic, 1.0%, Fisher Chemical

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.328 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC2(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Bromophenol Blue (Certified ACS), Fisher Chemical

CAS: 115-39-9 Molecular Formula: C19H10Br4O5S Molecular Weight (g/mol): 669.96 MDL Number: MFCD00005875 InChI Key: UDSAIICHUKSCKT-UHFFFAOYSA-N Synonym: 4,4'-(3H-2,1-Benzoxathiol-3-ylidene) bis-[2,6-dibromophenol] S,S-Dioxide, 4, 4'-(3H-2, 1-Benzoxathiol-3-ylidene) bis-[2 PubChem CID: 8272 ChEBI: CHEBI:59424 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C(=C3)Br)O)Br)C4=CC(=C(C(=C4)Br)O)Br

Alfa Aesar™ Sulfobromophthalein sodium salt hydrate

CAS: 71-67-0 Molecular Formula: C20H8Br4Na2O10S2 Molecular Weight (g/mol): 837.99 MDL Number: MFCD00150017 InChI Key: GHAFORRTMVIXHS-UHFFFAOYSA-L Synonym: bromosulfophthalein, sulfobromophthalein, 3h bsp, 3h-bsp, d00ady PubChem CID: 102371197 ChEBI: CHEBI:63827 IUPAC Name: disodium;2-sulfo-4-[4,5,6,7-tetrabromo-1-(4-oxido-3-sulfophenyl)-3-oxo-2-benzofuran-1-yl]phenolate SMILES: C1=CC(=C(C=C1C2(C3=C(C(=C(C(=C3Br)Br)Br)Br)C(=O)O2)C4=CC(=C(C=C4)[O-])S(=O)(=O)O)S(=O)(=O)O)[O-].[Na+].[Na+]

Phenolphthalein (Certified ACS), Fisher Chemical

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.328 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N Synonym: 3, 3-Bis(p-hydroxyphenyl)-1(3H)-isobenzofuranone, 3, 3-Bis(p-hydroxyphenyl) Phthallide PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC2(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Bromocresol Green (Certified ACS), Fisher Chemical

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005874 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N Synonym: 3',3',5',5'-Tetrabromo-m-cresol-sulfonephthalein PubChem CID: 6451 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

Phenol Red, Free Acid (Certified ACS), Fisher Chemical

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.376 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: 4,4'-(3H-2,1-Benzoxathiol-3-yildene)bisphenol S,S-Dioxide, 4, 4'-(3H-2, 1-Benzoxathiol-3-yildene)bisphenol S PubChem CID: 4766 ChEBI: CHEBI:31991 IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Bromothymol Blue (Certified ACS), Fisher Chemical

CAS: 76-59-5 Molecular Formula: C27H28Br2O5S Molecular Weight (g/mol): 624.384 MDL Number: MFCD00077263 InChI Key: NUHCTOLBWMJMLX-UHFFFAOYSA-N Synonym: 3«, 3“-Dibromothymolsulfonephthalein PubChem CID: 6450 ChEBI: CHEBI:86155 IUPAC Name: 2-bromo-4-[3-(3-bromo-4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methyl-6-propan-2-ylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)C(C)C)C(C)C)O)Br

Bromocresol Purple, pure, indicator grade, ACROS Organics™

CAS: 115-40-2 Molecular Formula: C21H16Br2O5S Molecular Weight (g/mol): 540.222 InChI Key: ABIUHPWEYMSGSR-UHFFFAOYSA-N Synonym: Bromcresol Purple, BCP, 5', 5''-Dibromo-o-cresolsulfonephthalein PubChem CID: 8273 ChEBI: CHEBI:86154 IUPAC Name: 2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-6-methylphenol SMILES: CC1=C(C(=CC(=C1)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4)Br)O)C)Br)O

Phenolphthalein, Powder, BAKER ANALYZED™ A.C.S. Reagent, J.T.Baker™

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.328 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N Synonym: phenolphthalein, phthalimetten, euchessina, phthalin, espotabs, phenolax, purgophen, koprol, laxogen, trilax PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC2(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Fluorescamine, pure, ACROS Organics™

CAS: 38183-12-9 Molecular Formula: C17H10O4 Molecular Weight (g/mol): 278.263 InChI Key: ZFKJVJIDPQDDFY-UHFFFAOYSA-N PubChem CID: 37927 IUPAC Name: 4'-phenylspiro[2-benzofuran-3,2'-furan]-1,3'-dione SMILES: C1=CC=C(C=C1)C2=COC3(C2=O)C4=CC=CC=C4C(=O)O3

Alfa Aesar™ Phenolphthalein, 98%

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.328 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N Synonym: phenolphthalein, phthalimetten, euchessina, phthalin, espotabs, phenolax, purgophen, koprol, laxogen, trilax PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC2(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Alfa Aesar™ 2-Methoxy-1-naphthaldehyde, 99%

CAS: 5398-11-8 Molecular Formula: C14H10O2 Molecular Weight (g/mol): 210.23 MDL Number: MFCD00004004 InChI Key: SQFMIHCARVMICF-UHFFFAOYNA-N Synonym: 3-phenylphthalide, 3-phenyl phthalide, phthalide, 3-phenyl, 3-phenyl-2-benzofuran-1 3h-one, 3-phenyl-1 3h-isobenzofuranone, 3-phenyl-1,3-dihydro-2-benzofuran-1-one, 1 3h-isobenzofuranone, 3-phenyl, 3-phenyl-3-hydroisobenzofuran-1-one, phenylphthalid, acmc-1ak9n PubChem CID: 95365 IUPAC Name: 3-phenyl-3H-2-benzofuran-1-one SMILES: C1=CC=C(C=C1)C2C3=CC=CC=C3C(=O)O2

Thymol Blue (Certified ACS), Fisher Chemical

CAS: 76-61-9 Molecular Formula: C27H30O5S Molecular Weight (g/mol): 466.592 MDL Number: MFCD00005869 InChI Key: PRZSXZWFJHEZBJ-UHFFFAOYSA-N Synonym: Thymolsulfonephthalein PubChem CID: 65565 IUPAC Name: 4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenol SMILES: CC1=CC(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O

3′,3′′,5′,5′′-Tetraiodophenolphthalein 95.0+%, TCI America™

CAS: 386-17-4 Molecular Formula: C20H10I4O4 Molecular Weight (g/mol): 821.914 MDL Number: MFCD00001614 InChI Key: FWQKRBDABCRWKV-UHFFFAOYSA-N Synonym: Iodophene, Iodophthalein, Tetraiodophthalein PubChem CID: 67846 IUPAC Name: 3,3-bis(4-hydroxy-3,5-diiodophenyl)-2-benzofuran-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC2(C3=CC(=C(C(=C3)I)O)I)C4=CC(=C(C(=C4)I)O)I

Talniflumate, Tocris Bioscience™ Available on GSA/VA Contract for Federal Government customers only.

CAS: 66898-62-2 Molecular Formula: C21H13F3N2O4 Molecular Weight (g/mol): 414.34 InChI Key: ANMLJLFWUCQGKZ-UHFFFAOYSA-N Synonym: talniflumate, somalgen, lomucin, talniflumato, talniflumate usan:inn, talniflumatum inn-latin, talniflumato inn-spanish, phthalidyl 2-3-trifluoromethylanilino nicotinate, 3-phthalidyl ester of 2-3-trifluoromethyl phenyl amino-3-pyridinecarboxylic acid, phthalidyl 2-alpha,alpha,alpha-trifluoro-m-toluidino nicotinate PubChem CID: 48229 IUPAC Name: (3-oxo-1H-2-benzofuran-1-yl) 2-[3-(trifluoromethyl)anilino]pyridine-3-carboxylate SMILES: C1=CC=C2C(=C1)C(OC2=O)OC(=O)C3=C(N=CC=C3)NC4=CC=CC(=C4)C(F)(F)F

Bromocresol Green, pure, indicator grade, ACROS Organics™

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005874 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N Synonym: 3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein, BCG, 3', 3'', 5', BCG PubChem CID: 6451 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

Bromocresol Green (0.04% in ca. 50% Ethanol) [for Titration], TCI America™

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005874 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N Synonym: bromocresol green, bromcresol green, bromo cresol green, tetrabromo-m-cresolphthalein sulfone, 3',3,5',5-tetrabromo-m-cresolsulfonephthalein, 3,3-bis 3,5-dibromo-4-hydroxy-2-methylphenyl-3h-benzo c 1,2 oxathiole 1,1-dioxide, bromocresol blue, unii-8ygn0y942m, bromocresol green, acs, o-toluenesulfonic acid, alpha-hydroxy-, gamma-sultone PubChem CID: 6451 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

3-Phenylphthalide 98.0+%, TCI America™

CAS: 5398-11-8 Molecular Formula: C14H10O2 Molecular Weight (g/mol): 210.23 MDL Number: MFCD00023099 InChI Key: SQFMIHCARVMICF-UHFFFAOYNA-N Synonym: 3-phenylphthalide, 3-phenyl phthalide, phthalide, 3-phenyl, 3-phenyl-2-benzofuran-1 3h-one, 3-phenyl-1 3h-isobenzofuranone, 3-phenyl-1,3-dihydro-2-benzofuran-1-one, 1 3h-isobenzofuranone, 3-phenyl, 3-phenyl-3-hydroisobenzofuran-1-one, phenylphthalid, acmc-1ak9n PubChem CID: 95365 IUPAC Name: 3-phenyl-3H-2-benzofuran-1-one SMILES: C1=CC=C(C=C1)C2C3=CC=CC=C3C(=O)O2

Phenolphthalein 98.0+%, TCI America™

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.328 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N Synonym: phenolphthalein, phthalimetten, euchessina, phthalin, espotabs, phenolax, purgophen, koprol, laxogen, trilax PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC2(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Phenolphthalein (0.1% in ca. 90% Ethanol) [for Titration], TCI America™

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.328 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N Synonym: phenolphthalein, phthalimetten, euchessina, phthalin, espotabs, phenolax, purgophen, koprol, laxogen, trilax PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one SMILES: C1=CC=C2C(=C1)C(=O)OC2(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Bromocresol Purple (Certified), Fisher Chemical

CAS: 115-40-2 Molecular Formula: C21H16Br2O5S Molecular Weight (g/mol): 540.222 MDL Number: MFCD00011681 InChI Key: ABIUHPWEYMSGSR-UHFFFAOYSA-N Synonym: 5, 5'dibromo-o-cresolsulfonphthalein PubChem CID: 8273 ChEBI: CHEBI:86154 IUPAC Name: 2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-6-methylphenol SMILES: CC1=C(C(=CC(=C1)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4)Br)O)C)Br)O

Pyrocatechol Violet, pure, indicator grade, ACROS Organics™

CAS: 115-41-3 Molecular Formula: C19H14O7S Molecular Weight (g/mol): 386.374 InChI Key: RRRCKIRSVQAAAS-UHFFFAOYSA-N Synonym: Pyrocatecholsulfonephthalein PubChem CID: 66993 IUPAC Name: 4-[3-(3,4-dihydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]benzene-1,2-diol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C=C3)O)O)C4=CC(=C(C=C4)O)O

Alfa Aesar™ Bromocresol Green, ACS

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005874 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N PubChem CID: 6451 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

Bromophenol Blue (Free Acid), Fisher BioReagents

CAS: 115-39-9 Molecular Formula: C19H10Br4O5S Molecular Weight (g/mol): 669.96 InChI Key: UDSAIICHUKSCKT-UHFFFAOYSA-N PubChem CID: 8272 ChEBI: CHEBI:59424 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C(=C3)Br)O)Br)C4=CC(=C(C(=C4)Br)O)Br

m-Cresol Purple, pure, indicator grade, ACROS Organics™

CAS: 2303-01-7 Molecular Formula: C21H18O5S Molecular Weight (g/mol): 382.43 MDL Number: MFCD00005871 InChI Key: OLQIKGSZDTXODA-UHFFFAOYSA-N PubChem CID: 73030 IUPAC Name: 4-[3-(4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C

Bromophenol Blue, Indicator, Pure, ACROS Organics™

CAS: 115-39-9 Molecular Formula: C19H10Br4O5S Molecular Weight (g/mol): 669.96 MDL Number: MFCD00005875 InChI Key: UDSAIICHUKSCKT-UHFFFAOYSA-N Synonym: 3',3'',5',5''-Tetrabromophenolsulfonephthalein, BPB, 3', 3'', 5' PubChem CID: 8272 ChEBI: CHEBI:59424 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C(=C3)Br)O)Br)C4=CC(=C(C(=C4)Br)O)Br

Alfa Aesar™ Bromocresol Green

CAS: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight (g/mol): 698.014 MDL Number: MFCD00005874 InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N Synonym: Bromcresol Green PubChem CID: 6451 IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

Bromocresol Green, sodium salt, ACROS Organics™

CAS: 67763-24-0 Molecular Formula: C21H13Br4NaO5S Molecular Weight (g/mol): 719.996 MDL Number: MFCD00148898 InChI Key: HEFSGAHJDGZCHA-UHFFFAOYSA-M Synonym: 3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein sodium salt PubChem CID: 23675901 IUPAC Name: sodium;2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenolate SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)[O-])Br)Br)O)Br.[Na+]

Phenol Red, Sodium Salt (Certified ACS), Fisher Chemical

CAS: 34487-61-1 Molecular Formula: C19H13NaO5S Molecular Weight (g/mol): 376.358 MDL Number: MFCD00066901 InChI Key: HKHYOKBQJILTEI-UHFFFAOYSA-M Synonym: Phenolsulfonephthalein Sodium Salt PubChem CID: 23686673 IUPAC Name: sodium;4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenolate SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+]

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