13245-63-1
4,5,6,7-tetrachlorofluorescein
CAS: 6262-21-1;13245-63-1
Molecular Formula: C20H8Cl4O5
13245-63-1 - Names and Identifiers
| Name | 4,5,6,7-tetrachlorofluorescein |
| Synonyms | Tetrachlorofluorescein Tetrachloro fluorescein 4,5,6,7-tetrachlorofluorescein 3,4,5,6-Tetrachlorofluorescein 2,3,4,5-tetrachloro-6-(6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid 4,5,6,7-tetrachloro-3,6-dihydroxy-3H-spiro[2-benzofuran-1,9-xanthen]-3-one 4,5,6,7-Tetrachloro-3,6-dihydroxyspiro(isobenzofuran-1(3H),9-(9H)xanthene)-3-one Spiro(isobenzofuran-1(3H),9-(9H)xanthen)-3-one, 4,5,6,7-tetrachloro-3',6'-dihydroxy- |
| CAS | 6262-21-1 13245-63-1 |
| EINECS | 228-413-3 |
| InChI | InChI=1/C20H8Cl4O5/c21-16-14(15(20(27)28)17(22)19(24)18(16)23)13-9-3-1-7(25)5-11(9)29-12-6-8(26)2-4-10(12)13/h1-6,25H,(H,27,28) |
13245-63-1 - Physico-chemical Properties
| Molecular Formula | C20H8Cl4O5 |
| Molar Mass | 470.09 |
| Density | 1.8g/cm3 |
| Melting Point | 304℃ |
| Boling Point | 725.6°C at 760 mmHg |
| Flash Point | 392.6°C |
| Vapor Presure | 4.23E-22mmHg at 25°C |
| Storage Condition | Room Temprature |
| Refractive Index | 1.768 |
| MDL | MFCD00010030 |
| Physical and Chemical Properties | EPA Chemical Information Spiro[isobenzofuran-1(3H),9 '-[9H]xanthen]-3-one, 4,5,6,7-tetrachloro-3',6 '-dihydroxy- (6262-21-1) |
13245-63-1 - Risk and Safety
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29329990 |
13245-63-1 - Upstream Downstream Industry
| Downstream Products | Acid Red 94 |
13245-63-1 - Introduction
4,5,6,7-tetrachlorofluorescein is an organic compound with the chemical formula C20H8Cl4O5. It is a yellow-green powder with strong fluorescent properties.
Nature:
- 4,5,6,7-tetrachlorofluorescein is yellow under acidic conditions and green under alkaline conditions.
-It has high solubility and can be dissolved in water and organic solvents.
-It can be excited by ultraviolet or blue light to release strong green fluorescence.
Use:
- 4,5,6,7-tetrachlorofluorescein is often used as a fluorescent probe and indicator.
-It can be used in biological research, such as cell imaging and fluorescence detection experiments.
-is also widely used in dyes, inks and paints and other fields.
Preparation Method:
-The preparation of 4,5,6,7-tetrachlorofluorescein usually starts from the dye precursor of fluorescein.
-First, fluorescein is reacted with thionyl chloride in a reaction solvent to generate 4,5,6,7-tetrachlorofluorescein.
-The temperature and reaction time need to be controlled during the reaction to obtain a high yield and purity product.
Safety Information:
- 4,5,6,7-tetrachlorofluorescein is generally safe under normal operating conditions, but it still needs to comply with routine laboratory safety operating procedures.
-During use, avoid exposure to skin and eyes, and maintain good ventilation.
-In case of contact or accidental application, immediately flush the area with water and seek medical help.
Nature:
- 4,5,6,7-tetrachlorofluorescein is yellow under acidic conditions and green under alkaline conditions.
-It has high solubility and can be dissolved in water and organic solvents.
-It can be excited by ultraviolet or blue light to release strong green fluorescence.
Use:
- 4,5,6,7-tetrachlorofluorescein is often used as a fluorescent probe and indicator.
-It can be used in biological research, such as cell imaging and fluorescence detection experiments.
-is also widely used in dyes, inks and paints and other fields.
Preparation Method:
-The preparation of 4,5,6,7-tetrachlorofluorescein usually starts from the dye precursor of fluorescein.
-First, fluorescein is reacted with thionyl chloride in a reaction solvent to generate 4,5,6,7-tetrachlorofluorescein.
-The temperature and reaction time need to be controlled during the reaction to obtain a high yield and purity product.
Safety Information:
- 4,5,6,7-tetrachlorofluorescein is generally safe under normal operating conditions, but it still needs to comply with routine laboratory safety operating procedures.
-During use, avoid exposure to skin and eyes, and maintain good ventilation.
-In case of contact or accidental application, immediately flush the area with water and seek medical help.
Last Update：2024-04-10 22:29:15
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Product Name: 4,5,6,7-Tetrachlorofluorescein Visit Supplier Webpage Request for quotation
CAS: 6262-21-1
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
Wechat: 18301782025
CAS: 6262-21-1
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
Wechat: 18301782025
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