- 6-Carboxyfluorescein
- 6-Carboxyfluorescein N-succinimidyl ester
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Cas Database |
| Name |
6-Carboxyfluorescein |
EINECS | 276-331-1 |
| CAS No. | 3301-79-9 | Density | 1.73 g/cm3 |
| PSA | 113.29000 | LogP | 3.36400 |
| Solubility | DMSO: soluble | Melting Point |
>300 °C(lit.) |
| Formula | C21H12O7 | Boiling Point | 736.4 °C at 760 mmHg |
| Molecular Weight | 376.322 | Flash Point | 271 °C |
| Transport Information | N/A | Appearance | Orange solid |
| Safety | 26-36/37 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
Spiro[phthalan-1,9'-xanthene]-6-carboxylicacid, 3',6'-dihydroxy-3-oxo- (8CI);Terephthalic acid,(3,6,9-trihydroxyxanthen-9-yl)-, g-lactone (7CI);6-FAM;Fluorescein, 6-carboxy-; |
Article Data | 11 |
6-Carboxyfluorescein Chemical Properties
IUPAC Name: 3',6'-Dihydroxy-1-oxospiro[2-benzofuran-3,9'-xanthene]-5-carboxylic acid
Empirical Formula: C21H12O7
Molecular Weight: 376.3158
Einecs: 276-331-1
Product Categories: Electronic chemicals ; Fluorescent labels and Indicators
Freely Rotating Bonds: 3
Polar Surface Area: 80.29 Å2
Index of Refraction: 1.816
Molar Refractivity: 94.27 cm3
Molar Volume: 217.3 cm3
Polarizability: 37.37 ×10-24 cm3
Surface Tension: 107.7 dyne/cm
Density: 1.73 g/cm3
Flash Point: 271 °C
Enthalpy of Vaporization: 112.76 kJ/mol
Boiling Point: 736.4 °C at 760 mmHg
Vapour Pressure: 9.09E-23 mmHg at 25°C
The Cas Register Number of 6-Carboxyfluorescein is 3301-79-9.The chemical synonyms of 6-Carboxyfluorescein (CAS NO.3301-79-9) are 3',6'-Dihydroxy-3-oxospiro(isobenzofuran-1(3H),9'-(9H)xanthene)-6-carboxylic acid and Spiro(isobenzofuran-1(3H),9'-(9H)xanthene)-6-carboxylic acid, 3',6'-dihydroxy-3-oxo- .The molecular structure of 6-Carboxyfluorescein (CAS NO.3301-79-9) is
.bmp)
.
6-Carboxyfluorescein Uses
6-Carboxyfluorescein (CAS NO.3301-79-9) is used in organic synthesis .
6-Carboxyfluorescein Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37: Wear suitable protective clothing and gloves.
WGK Germany: 3
F: 10-21
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