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Cas Database |
| Name |
4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein dipotassium salt |
EINECS | 211-182-8 |
| CAS No. | 11121-48-5 | Density | 2.88g/cm3 |
| PSA | 93.40000 | LogP | 8.10410 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | C20H2Cl4I4Na2O5 | Boiling Point | 757.8 °C at 760 mmHg |
| Molecular Weight | 971.663 | Flash Point | 412.1 °C |
| Transport Information | N/A | Appearance | N/A |
| Safety | 22-24/25 | Risk Codes | 36 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
C.I.AcidRed94(45440);redno.105;rose;RB;TETRACHLOROTETRAIODOFLUORESCEIN SODIUM SALT;TETRAIODOTETRACHLOROFLUORESCEIN DISODIUM SALT;SODIUM TETRAIODODICHLOROFLUORESCEIN;ROSE BENGAL |
Article Data | 1 |
4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein dipotassium salt Synthetic route
- 4685-14-7, 25128-26-1
Paraquat
A
- 11121-48-5
2,4,5,7-tetraiodo-3',4',5',6'-tetrachlorofluorescein dianion
B
- 26985-31-9
methyl viologen cation radical
| Conditions | Yield |
|---|---|
| Equilibrium constant; |
- 11121-48-5
2,4,5,7-tetraiodo-3',4',5',6'-tetrachlorofluorescein dianion
| Conditions | Yield |
|---|---|
| With oxygen | |
| With oxygen Rate constant; | |
| With diethylenetriaminopentaacetic acid; iron(III) Rate constant; | |
| With ethylenediaminetetraacetic acid; iron(III) Rate constant; |
- 11121-48-5
2,4,5,7-tetraiodo-3',4',5',6'-tetrachlorofluorescein dianion
- 26985-31-9
methyl viologen cation radical
A
- 4685-14-7, 25128-26-1
Paraquat
| Conditions | Yield |
|---|---|
| Equilibrium constant; |
- 11121-48-5
2,4,5,7-tetraiodo-3',4',5',6'-tetrachlorofluorescein dianion
| Conditions | Yield |
|---|---|
| With e-aq Rate constant; | |
| With e-aq | |
| With carbon dioxide anion radical phosphate puffer pH: 7; |
- 11121-48-5
2,4,5,7-tetraiodo-3',4',5',6'-tetrachlorofluorescein dianion
| Conditions | Yield |
|---|---|
| With azide radical phosphate puffer pH: 7; |
- 11121-48-5
2,4,5,7-tetraiodo-3',4',5',6'-tetrachlorofluorescein dianion
A
- 53-84-9
NAD
| Conditions | Yield |
|---|---|
| Rate constant; |
- 258864-54-9
trihexyl(tetradecyl)phosphonium chloride
- 11121-48-5
2,4,5,7-tetraiodo-3',4',5',6'-tetrachlorofluorescein dianion
| Conditions | Yield |
|---|---|
| In dichloromethane; water for 48h; |
4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein dipotassium salt Specification
The Rose Bengal, with the CAS registry number 11121-48-5, is also known as Rose Bengal. It belongs to the classification codes of Coloring Agents; Fluorescent Dyes; Indicators and Reagents; Luminescent Agents; Mutation data. Its EINECS registry number is 211-182-8. This chemical's molecular formula is C20H2Cl4I4Na2O5 and molecular weight is 1017.64. What's more, both its IUPAC name and systematic name are the same which is called Dipotassium 2,3,4,5-tetrachloro-6-(2,4,5,7-tetraiodo-3-oxido-6-oxoxanthen-9-yl)benzoate. This chemical is a stain. Its sodium salt is commonly used in eye drops to stain damaged conjunctival and corneal cells and thereby identify damage to the eye. The stain is also used in the preparation of Foraminifera for microscopic analysis, allowing the distinction between forms that were alive or dead at the time of collection.
Physical properties about Rose Bengal are: (1)ACD/LogP: 9.583; (2)# of Rule of 5 Violations: 2; (3)ACD/LogD (pH 5.5): 6.09; (4)ACD/LogD (pH 7.4): 5.46; (5)ACD/BCF (pH 5.5): 3599.84; (6)ACD/BCF (pH 7.4): 849.18; (7)ACD/KOC (pH 5.5): 1239.68; (8)ACD/KOC (pH 7.4): 292.43; (9)#H bond acceptors: 5; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 83.83 Å2; (13)Flash Point: 412.1 °C; (14)Enthalpy of Vaporization: 115.83 kJ/mol; (15)Boiling Point: 757.8 °C at 760 mmHg; (16)Vapour Pressure: 3.91E-24 mmHg at 25 °C.
When you are dealing with this chemical, you should be very careful. This chemical may cause inflammation to the skin or other mucous membranes and it is irritating to eyes. The gas can not be breathed. Therefore, you should avoid contacting with skin and eyes.
You can still convert the following datas into molecular structure:
(1) SMILES: [K+].[K+].[O-]C(=O)c4c(Cl)c(Cl)c(Cl)c(Cl)c4C=1c3cc(I)c([O-])c(I)c3OC=2C=1\C=C(\I)C(=O)C=2I
(2) InChI: InChI=1S/C20H4Cl4I4O5.2K/c21-10-8(9(20(31)32)11(22)13(24)12(10)23)7-3-1-5(25)16(29)14(27)18(3)33-19-4(7)2-6(26)17(30)15(19)28;;/h1-2,29H,(H,31,32);;/q;2*+1/p-2
(3) InChIKey: AZJPTIGZZTZIDR-UHFFFAOYSA-L
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