Back to Search
Molecule
5-Aminofluorescein
CAS: 3326-34-9 · C20H13NO5
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 3326-34-9
- Molecular Formula
- C20H13NO5
- Molecular Mass
- 347.33 g/mol
Identifiers
CAS Registry Number
3326-34-9
SMILES
Nc1ccc2c(c1)C(=O)OC21c2ccc(O)cc2Oc2cc(O)ccc21
InChI Key
GZAJOEGTZDUSKS-UHFFFAOYSA-N
InChI
InChI=1S/C20H13NO5/c21-10-1-4-14-13(7-10)19(24)26-20(14)15-5-2-11(22)8-17(15)25-18-9-12(23)3-6-16(18)20/h1-9,22-23H,21H2
Names and Synonyms
- 5-Aminofluorescein Systematic Name
- Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 5-amino-3′,6′-dihydroxy- Synonym
- Fluorescein, 5-amino- Synonym
- 5-Amino-3′,6′-dihydroxyspiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one Synonym
- 4-Aminofluorescein Synonym
- Fluorescein amine isomer 1 Synonym
- Fluoresceinamine-I Synonym
- 5-Aminofluorescein Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 347.33 g/mol | CAS Common Chemistry |
| 347.3260000000001 g/mol | RDKit | |
| 347.326 g/mol | RDKit | |
| Canonical SMILES | O=C1OC2(C3=CC=C(O)C=C3OC4=CC(O)=CC=C42)C5=CC=C(N)C=C15 | CAS Common Chemistry |
| InChI | InChI=1S/C20H13NO5/c21-10-1-4-14-13(7-10)19(24)26-20(14)15-5-2-11(22)8-17(15)25-18-9-12(23)3-6-16(18)20/h1-9,22-23H,21H2 | CAS Common Chemistry |
| InChI Key | InChIKey=GZAJOEGTZDUSKS-UHFFFAOYSA-N | CAS Common Chemistry |
| Name | 5-Aminofluorescein | CAS Common Chemistry |
| Heavy Atom Count | 26 | RDKit |
| Hydrogen Bond Acceptors | 6 | RDKit |
| Hydrogen Bond Donors | 3 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 3 | RDKit |
| Topological Polar Surface Area | 102.01000000000002 Ų | RDKit |
| 102.01 Ų | RDKit | |
| LogP | 3.248000000000001 | RDKit |
| 3.248 | RDKit | |
| Molar Refractivity | 92.43950000000001 cm³/mol | RDKit |
| Ring Count | 5 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.05 | RDKit |
| Exact Mass | 347.079372516 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
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.
External Resources
Convert
Quick conversion
MW = 347.33 g/mol. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C20H13NO5.
