S 2443 | λmax = 419 nm

Total formula: C20H26N2O5

Molecular weight: 374.44 g/mol

CAS #: 2015221-38-0

6-[(7-Diethylamino-2-oxo-2H-chromene-3-carbonyl)-amino]-hexanoic acid

Solvent: MeOH

Absorption maximum: 419 nm

Fluorescence maximum: 467 nm

Quantum yield: 0.02

S 2410 | λmax = 419 nm

Total formula: C24H29N3O7

Molecular weight: 471.51 g/mol

6-[(7-Diethylamino-2-oxo-2H-chromene-3-carbonyl)-amino]-hexanoic acid 2,5-dioxo-pyrrolidin-1-yl ester

Solvent: MeOH

Absorption maximum: 419 nm

Fluorescence maximum: 467 nm

S 2409 | λmax = 428 nm

Total formula: C20H18N4O3

Molecular weight: 362.39 g/mol

CAS #: 1286276-78-5

3-(Benzotriazole-1-carbonyl)-7-diethylamino-chromen-2-one

Solvent: MeOH

Absorption maximum: 428 nm

Fluorescence maximum: 464 nm

Quantum yield: 0.03

S 2312 | λmax = 549 nm

Total formula: C32H41BrN2O2

Molecular weight: 565.59 g/mol

CAS #: 1355043-65-0

2-[3-[1-(5-Carboxypentyl)-3,3-dimethyl-1,3-dihydro-indol-2-ylidene]-propenyl]-3,3-dimethyl-1-propyl-3H-indolium bromide

Solvent: MeOH

Absorption maximum: 549 nm

Fluorescence maximum: 563 nm

Quantum yield: 0.06

S 2313 | λmax = 549 nm

Total formula: C36H44BrN3O4

Molecular weight: 662.67 g/mol

CAS #: 350686-87-2

2-(3-[1-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-3,3-dimethyl-1,3-dihydro-indol-2-ylidene]-propenyl)-3,3-dimethyl-1-propyl-3H-indolium bromide

Solvent: MeOH

Absorption maximum: 549 nm

Fluorescence maximum: 563 nm

S 0491 | λmax = 550 nm

Total formula: C33H42N2O5S

Molecular weight: 578.77 g/mol

CAS #: 644979-14-6

2-[3-[1-Carboxypentyl-1,3-dihydro-3,3-dimethyl-2H-indol-2-ylidene]-propenyl]-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt

Solvent: MeOH

Absorption maximum: 550 nm

Fluorescence maximum: 565 nm

Quantum yield: 0.07

S 2309 | λmax = 550 nm

Total formula: C37H45N3O7S

Molecular weight: 675.84 g/mol

2-(3-[1-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-3,3-dimethyl-1,3-dihydro-indol-2-ylidene]-propenyl)-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt

Solvent: MeOH

Absorption maximum: 550 nm

Fluorescence maximum: 565 nm

S 0744 | λmax = 553 nm

Total formula: C33H41N2NaO8S2

Molecular weight: 680.81 g/mol

2-[5-[1-(-Carboxypentyl)-1,3-dihydro-3,3-dimethyl-2H-indol-2-ylidene]-propenyl]-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt, sodium salt

Solvent: MeOH

Absorption maximum: 553 nm

Fluorescence maximum: 568 nm

Quantum yield: 0.08

S 2310 | λmax = 553 nm

Total formula: C37H44N3NaO10S2

Molecular weight: 777.88 g/mol

2-(3-[1-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-3,3-dimethyl-5-sulfo-1,3-dihydro-indol-2-ylidene]-propenyl)-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt, sodium salt

Solvent: MeOH

Absorption maximum: 553 nm

Fluorescence maximum: 568 nm

S 0223 | λmax = 642 nm

Total formula: C32H39BrN2O2

Molecular weight: 563.58 g/mol

CAS #: 666829-25-0

2-[5-[1-(5-Carboxypentyl)-1,3-dihydro-3,3-dimethyl-2H-indol-2-ylidene]-penta-1,3-dienyl]-1,3,3-trimethyl-3H-indolium bromide

Solvent: MeOH

Absorption maximum: 642 nm

Fluorescence maximum: 663 nm

Quantum yield: 0.23

S 2197 | λmax = 642 nm

Total formula: C36H42BrN3O4

Molecular weight: 660.65 g/mol

CAS #: 1653991-59-3

2-(5-[1-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-3,3-dimethyl-1,3-dihydro-indol-2-ylidene]-penta-1,3-dienyl)-1,3,3-trimethyl-3H-indolium bromide

Solvent: MeOH

Absorption maximum: 642 nm

Fluorescence maximum: 663 nm

S 0436 | λmax = 644 nm

Total formula: C35H44N2O5S

Molecular weight: 604.80 g/mol

CAS #: 644979-16-8

2-[5-[1-Carboxypentyl-1,3-dihydro-3,3-dimethyl-2H-indol-2-ylidene]-penta-1,3-dienyl]-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt

Solvent: MeOH

Absorption maximum: 644 nm

Fluorescence maximum: 666 nm

Quantum yield: 0.29

S 0536 | λmax = 644 nm

Total formula: C39H47N3O7S

Molecular weight: 701.88 g/mol

CAS #: 400051-84-5

2-(5-[1-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-3,3-dimethyl-1,3-dihydro-indol-2-ylidene]-penta-1,3-dienyl)-3,3-dimethyl-1-(4-sulfobutyl)-4,5-dihydro-3H-indolium hydroxide, inner salt

Solvent: MeOH

Absorption maximum: 644 nm

Fluorescence maximum: 666 nm

S 0387 | λmax = 646 nm

Total formula: C35H43N2NaO8S2

Molecular weight: 706.84 g/mol

CAS #: 666829-22-7

2-[5-[1-(5-Carboxypentyl)-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-penta-1,3-dienyl]-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt, sodium salt

Solvent: MeOH

Absorption maximum: 646 nm

Fluorescence maximum: 669 nm

Quantum yield: 0.31

S 0586 | λmax = 646 nm

Total formula: C39H46N3NaO10S2

Molecular weight: 803.92 g/mol

CAS #: 2408766-56-1

2-(5-[1-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-3,3-dimethyl-5-sulfo-1,3-dihydro-indol-2-ylidene]-penta-1,3-dienyl)-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt, sodium salt

Solvent: MeOH

Absorption maximum: 646 nm

Fluorescence maximum: 669 nm

S 2308 | λmax = 648 nm

Total formula: C36H44N2Na2O11S3

Molecular weight: 822.91 g/mol

2-[5-[1-(5-Carboxypentyl)-3,3-dimethyl-5-sulfo-1,3-dihydro-indol-2-ylidene]-3-methyl-penta-1,3-dienyl]-3,3-dimethyl-5-sulfo-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt, disodium salt

Solvent: MeOH

Absorption maximum: 648 nm

Fluorescence maximum: 663 nm

Quantum yield: 0.17

S 2314 | λmax = 648 nm

Total formula: C40H47N3Na2O13S3

Molecular weight: 919.99 g/mol

CAS #: 1644274-35-0

2-(5-(1-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-3,3-dimethyl-5-sulfo-1,3-dihydro-indol-2-ylidene)-3-methyl-penta-1,3-dienyl)-3,3-dimethyl-5-sulfo-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt, disodium salt

Solvent: MeOH

Absorption maximum: 648 nm

Fluorescence maximum: 663 nm

S 2405 | λmax = 650 nm

Total formula: C35H42N2Na2O11S3

Molecular weight: 808.88 g/mol

2-[5-[1-(5-Carboxypentyl)-3,3-dimethyl-5-sulfo-1,3-dihydro-indol-2-ylidene]-penta-1,3-dienyl]-3,3-dimethyl-5-sulfo-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt, disodium salt

Solvent: MeOH

Absorption maximum: 650 nm

Fluorescence maximum: 671 nm

Quantum yield: 0.33

S 2381 | λmax = 650 nm

Total formula: C39H45N3Na2O13S3

Molecular weight: 905.96 g/mol

2-(5-[1-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-3,3-dimethyl-5-sulfo-1,3-dihydro-indol-2-ylidene]-penta-1,3-dienyl)-3,3-dimethyl-5-sulfo-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt, disodium salt

Solvent: MeOH

Absorption maximum: 650 nm

Fluorescence maximum: 671 nm

S 0247 | λmax = 681 nm

Total formula: C43H48N2O5S

Molecular weight: 704.92 g/mol

CAS #: 210105-75-2

2-[5-[3-(5-Carboxypentyl)-1,3-dihydro-1,1-dimethyl-2H-benzo[e]indol-2-ylidene]-penta-1,3-dienyl]-1,1-dimethyl-3-(4-sulfobutyl)-1H-benzo[e]indolium hydroxide, inner salt

Solvent: MeOH

Absorption maximum: 681 nm

Fluorescence maximum: 705 nm

Quantum yield: 0.22

S 0584 | λmax = 681 nm

Total formula: C47H51N3O7S

Molecular weight: 802.00 g/mol

CAS #: 2451911-26-3

2-(5-[3-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-1,1-dimethyl-1,3-dihydro-benzo[e]indol-2-ylidene]-penta-1,3-dienyl)-1,1-dimethyl-3-(4-sulfobutyl)-1H-benzo[e]indolium hydroxide, inner salt

Solvent: MeOH

Absorption maximum: 681 nm

Fluorescence maximum: 705 nm

S 2515 | λmax = 758 nm

Total formula: C39H50N2O5S

Molecular weight: 658.90 g/mol

7-[1-(5-Carboxypentyl)-3,3,5-trimethyl-1,3-dihydro-indol-2-ylidene]-hepta-1,3,5-trienyl}-3,3,5-trimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt

Solvent: MeOH

Absorption maximum: 758 nm

Fluorescence maximum: 788 nm

Quantum yield: 0.18

S 2517 | λmax = 758 nm

Total formula: C43H53N3O7S

Molecular weight: 755.97 g/mol

2-(7-{1-[5-(2,5-Dioxo-pyrrolidin-1-yloxycarbonyl)-pentyl]-3,3,5-trimethyl-1,3-dihydro-indol-2-ylidene}-hepta-1,3,5-trienyl)-3,3,5-trimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt

Solvent: MeOH

Absorption maximum: 758 nm

Fluorescence maximum: 788 nm