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Sodium Fluorescein
CAS: 518-47-8 | C20H12Na2O5
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
518-47-8
Molecular Formula:
C20H12Na2O5
Molecular Weight:
378.29100000000005 g/mol
Names and Synonyms:
Sodium Fluorescein
Common Name
Aizen Uranine
Synonym
Fluorin
Synonym
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, disodium salt
Synonym
Fluorescein, disodium salt
Synonym
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-, sodium salt (1:2)
Synonym
Fluoresceine Extra 019187
Synonym
Fluorescein, soluble
Synonym
Yellow 202-1
Synonym
Yellow No. 202-1
Synonym
Uranine SSO
Synonym
Neelicol Uranine
Synonym
Sicomet Uranin S 45350
Synonym
ABCO Uranine
Synonym
Dinacid Florescinece Uranine
Synonym
Abbey Uranine
Synonym
Triacid Fluoresceine
Synonym
Neelicol Fluorescein
Synonym
Victacid Uranine VDC
Synonym
D&C Yellow No. 8-307225
Synonym
Cogilor Yellow 111.10
Synonym
Dinacid Florescence Uranine
Synonym
Simacid Fluoresceine LT
Synonym
Sicomet Uranine S 45350
Synonym
Simacid Fluoresceine Sodium
Synonym
Basovit Yellow 227
Synonym
Fluoresein
Synonym
Urane U 307027
Synonym
Victacid Uranine
Synonym
Fluoresceine DTD 842
Synonym
5(6)-Carboxyfluorescein sodium
Synonym
D&C Yellow No. 8
Synonym
Uranin Conc
Synonym
D & C Yellow 8
Synonym
Flurenate
Synonym
Fluorescein LT
Synonym
Basacid Yellow 226
Synonym
Uranin A
Synonym
Acid Yellow 73
Synonym
Japan Yellow 202(1)
Synonym
Uranine A
Synonym
Obiturine
Synonym
Ful-Glo
Synonym
Fluor-I-Strip
Synonym
Fluorescite
Synonym
Fluo-rectal
Synonym
3058 Uranine
Synonym
Uranin S
Synonym
Disodium fluorescein
Synonym
Fluorescein disodium
Synonym
Fluorescein sodium salt
Synonym
D and C Yellow No. 8
Synonym
C.I. 45350
Synonym
12417 Yellow
Synonym
11824 Yellow
Synonym
Uranine O
Synonym
Uranine WSS
Synonym
Uranine SS
Synonym
Uranine A extra
Synonym
Uranine
Synonym
Uranin
Synonym
Soluble Fluoresceine BPS
Synonym
Soluble Fluorescein
Synonym
Sodium fluoresceinate
Synonym
Sodium fluorescein
Synonym
Resorcinol phthalein sodium
Synonym
Hidacid Uranine
Synonym
Furanium
Synonym
Fluorescein Sodium B.P
Synonym
Fluorescein sodium
Synonym
C.I. Acid Yellow 73
Synonym
Certiqual Fluoresceine
Synonym
Calcocid Uranine B 4315
Synonym
Identifiers:
SMILES:
O=C1OC2(c3ccc(O)cc3Oc3cc(O)ccc32)c2ccccc21.[Na].[Na]
InChI:
InChI=1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20;;/h1-10,21-22H;;
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
Physical Properties
| Property | Value | Source |
|---|---|---|
| molecular_mass | 378.29 g/mol | Legacy Database |
| cas-canonical-smile | [Na].O=C1OC2(C3=CC=C(O)C=C3OC4=CC(O)=CC=C42)C=5C=CC=CC15 None | Legacy Database |
| cas-inchi | InChI=1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20;;/h1-10,21-22H;; None | Legacy Database |
| cas-inchi-key | InChIKey=MOUPEUAUBSXMLI-UHFFFAOYSA-N None | Legacy Database |
| cas-name | Sodium fluorescein None | Legacy Database |
| LogP | 2.904200000000002 | RDKit |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 378.29100000000005 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 378.0480120440001 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 27 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 5 count | RDKit |
| Hydrogen Bond Donors | 2 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 0 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 3 count | RDKit |
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 75.99000000000001 Ų | RDKit |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 99.53510000000003 | RDKit |