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Sodium Fluorescein

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Identification
Molecular formula
C20H10Na2O5
CAS number
518-47-8
IUPAC name
sodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]-phenyl-methyl]anilino]methyl]benzenesulfonate
State
State

Sodium fluorescein is a solid at room temperature. It is usually handled in its powdered form.

Melting point (Celsius)
315.00
Melting point (Kelvin)
588.15
Boiling point (Celsius)
633.00
Boiling point (Kelvin)
906.15
General information
Molecular weight
376.28g/mol
Molar mass
376.2760g/mol
Density
0.7305g/cm3
Appearence

Sodium fluorescein typically appears as a reddish-brown powder or sometimes as orange-red crystals. When dissolved in water or alcohol, it exhibits a vibrant green-yellow fluorescence under ultraviolet or blue light.

Comment on solubility

Solubility of Sodium 3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]-phenyl-methyl]anilino]methyl]benzenesulfonate

The solubility of sodium 3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]-phenyl-methyl]anilino]methyl]benzenesulfonate can be insightful in various chemical and industrial applications. Notably:

  • Water Solubility: This compound is expected to be highly soluble in water due to its sulfonate groups, which enhance ionic interactions with water molecules.
  • Polarity: The presence of multiple polar functional groups makes the compound compatible with polar solvents, likely leading to high solubility.
  • Temperature Dependence: Solubility may increase with temperature, as the kinetic energy of the solvent molecules improves their ability to disrupt intermolecular forces within the solute.
  • Ionic Strength: In solutions with varying ionic strength, the solubility may be affected, potentially leading to precipitation under certain conditions.

Overall, the solubility characteristics of this compound are influenced by its complex structure and functional groups. As one chemist aptly put it, "The key to dissolving lies in the balance of attractive forces between solute and solvent." Understanding these principles enables better utilization of this molecule in various fields.

Interesting facts

Interesting Facts about Sodium 3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]-phenyl-methyl]anilino]methyl]benzenesulfonate

This complex compound possesses unique properties and applications that are of great interest in various fields of chemistry. Here are some of the intriguing aspects of this compound:

  • Fluorescent Properties: This compound is notably used in fluorescence microscopy due to its bright fluorescence, making it an excellent choice for biological staining applications.
  • Structure and Stability: The structural nuances of this compound, particularly the cyclohexadiene moiety, contribute to its stable behavior in various solvents, which is important for its application in different environments.
  • Surfactant Characteristics: As a sulfonate, it acts as a surfactant, reducing surface tension in solutions. This makes it useful in formulating detergents and cleaning agents.
  • Chemical Versatility: The presence of functional groups such as sulfonate and amine allows for further chemical modifications, making it a versatile building block in synthetic organic chemistry.
  • Biocompatibility: Research indicates that compounds like this one can be tailored for biocompatibility, opening doors for applications in drug delivery systems and therapeutic agents.

"The study of complex molecular structures not only showcases the beauty of chemistry but also its endless possibilities for innovation."

In conclusion, sodium 3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]-phenyl-methyl]anilino]methyl]benzenesulfonate stands out as a remarkably multifaceted compound with significant implications in both scientific research and industrial applications.

Synonyms
Acid Green 3
Guinea green B
4680-78-8
C.I. ACID GREEN 3
Calcocid Green G
Pontacyl Green B
Acid Green B
FD&C Green no. 1
Food Green 1
Leather Green B
Acidal Green G
Acilan Green B
Amacid Green B
Fenazo Green L
Guinea Green BA
Kiton Green F
Intracid Green F
Kiton Green FC
Vondacid Green L
Acid Green G
Acid Green L
Acid Green S
Sulpho Green 2B
C.I. Food Green 1
Japan Green 1
Lissamine Green G
Merantine Green G
Hispacid Green GB
Pontacyl Green BL
Acid Green 2G
CI Acid Green 1
CI Food Green 1
Naphthalene Green G
Acid Green L Extra
FDC Green 1
FD And C Green No. 1
Hidacid Emerald Green
Acid Blue 255
Acid Leather Green F
AF Green No. 1
Brillant Green 3EMBL
C.I. Acid Green 3, sodium salt
FD&C Green 1
Acid Leather Green 3G
Brilliant Green 3EMBL
Neran Brilliant Green G
Zelen kysela 3
Bucacid Guinea Green BA
Naphthalene Lake Green G
A.F. Green No. 1
Zelen kysela 3 [Czech]
Naphthalene Leather Green G
CI Acid Green 3 (VAN)
Sulfacid Brilliant Green 1B
Color Index No. 42085
Zelen potravinarska 1
C.I. 42085
C.I. Acid Green 3, monosodium salt
Zelen potravinarska 1 [Czech]
CI Acid Green 3, sodium salt
C.I. Acid Green 3 (VAN)
HSDB 6366
CI 42085
CI Acid Green 3, monsodium salt
NSC 5016
NSC 8684
EINECS 225-132-8
DTXSID3020671
MIDORI402
GUINEA GREEN B [II]
GUINEA GREEN B [MI]
DTXCID30671
GUINEA GREEN B [IARC]
Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)phenylmethylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, hydroxide, inner salt, sodium salt
4L2574620F
NSC-5016
NSC-8684
C.I. ACID GREEN 3 [HSDB]
FD&C GREEN NO. 1 (DELISTED)
GUINEA GREEN B (II)
Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)phenylmethylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, inner salt, sodium salt
Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)phenylmethylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, inner salt, sodium salt (1:1)
N-Ethyl-(4-(p-(ethyl-(m-sulfobenzyl)amino)-alpha-phenylbenzylidene)-2,5-cyclohexadien-1-ylidene)(m-sulfobenzyl)ammonium hydroxide inner salt so dium salt
GUINEA GREEN B (IARC)
ZELEN KYSELA 3 (CZECH)
ZELEN POTRAVINARSKA 1 (CZECH)
Benzenemethanaminium, N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-, hydroxide, inner salt, sodium salt
N-ETHYL-(4-(P-(ETHYL-(M-SULFOBENZYL)AMINO)-.ALPHA.-PHENYLBENZYLIDENE)-2,5-CYCLOHEXADIEN-1-YLIDENE)(M-SULFOBENZYL)AMMONIUM HYDROXIDE INNER SALT SODIUM SALT
BENZENEMETHANAMINIUM, N-ETHYL-N-(4-((4-(ETHYL((3-SULFOPHENYL)METHYL)AMINO)PHENYL)PHENYLMETHYLENE)-2,5-CYLCOHEXADIEN-1-YLIDENE)-3-SULFO-,INNER SALT,SODIUM SALT
Benzenemethanaminium, N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl]phenylmethylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-, inner salt, sodium salt (1:1)
BENZENEMETHANAMINIUM, N-ETHYL-N-[4-[[4-[ETHYL[(3-SULFOPHENYL)METHYL]AMINO]PHENYL]PHENYLMETHYLENE]-2,5-CYLCOHEXADIEN-1-YLIDENE]-3-SULFO-,INNER SALT,SODIUM SALT
AF green no 1
CI Acid Green 3
FD and C green no 1
MIDORI402 [INCI]
C.I. Acid Green 3, sodium salt (8CI)
AMMONIUM, ETHYL(4-(P-(ETHYL(M-SULFOBENZYL)AMINO)-ALPHA-PHENYLBENZYLIDENE)-2,5-CYCLOHEXADIEN-1-YLIDENE)(M-SULFOBENZYL)-, HYDROXIDE, INNER SALT, SODIUM SALT
Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)phenylmeth-ylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, hydroxide, inner salt, sodium salt
Benzenemethanaminium, NethylN(4((4(ethyl((3sulfophenyl)methyl)amino)phenyl)phenylmethylene)2,5cyclohexadien1ylidene)3sulfo, hydroxide, inner salt, sodium salt
N-ETHYL-(4-(P-(ETHYL-(M-SULFOBENZYL)AMINO)-ALPHA-PHENYLBENZYLIDENE)-2,5-CYCLOHEXADIEN-1-YLIDENE)(M-SULFOBENZYL)AMMONIUM HYDROXIDE INNER SALT SODIUM SALT
Guinee green B
Guinea Green
FD & C green no. 1
MFCD00012122
Acid Green 3 (~50%)
CHEBI:90112
sodium 3-((ethyl((1E,4E)-4-((4-(ethyl(3-sulfonatobenzyl)amino)phenyl)(phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)ammonio)methyl)benzenesulfonate
sodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-phenylmethyl]anilino]methyl]benzenesulfonate
Guinee green
guinia green B
UNII-4L2574620F
Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)phenylmeth- ylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, hydroxide, inner salt, sodium salt
SCHEMBL590697
CHEMBL1333604
Tox21_301679
Guinea Green B, Dye content 50 %
AKOS015903220
AKOS024319590
AKOS025310848
fd&c green no. 1 (c.i. 42085)
NCGC00164409-01
NCGC00255259-01
Ammonium, ethyl(4-(p-(ethyl(m-sulfobenzyl)amino)-alpha-phenylbenzylidene)- 2,5-cyclohexadien-1-ylidene)(m-sulfobenzyl)-, hydroxide, inner salt, sodium salt
Hydrogen (ethyl)(4-(alpha-(4-(ethyl(3-sulphonatobenzyl)amino)phenyl)benzylidene)cyclohexa-2,5-dien-1-ylidene)(3-sulphonatobenzyl)ammonium, sodium salt
sodium 3-[(ethyl{(1E,4E)-4-[(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)(phenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}ammonio)methyl]benzenesulfonate
CAS-4680-78-8
G0176
NS00019991
D90723
Q27162324
AMMONIUM, ETHYL(4-(P-(ETHYL(M-SULFOBENZYL)AMINO)-ALPHA-PHENYLBENZYLIDENE)- 2,5-CYCLOHEXADIEN-1-YLIDENE)(M- SULFOBENZYL)-, HYDROXIDE, INNER SALT, SODIUM SALT
sodium 3-[(ethyl{4-[(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)(phenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}azaniumyl)methyl]benzene-1-sulfonate