| Identification | Back Directory | [Name]
4-NITROFLUORESCEIN | [CAS]
3326-35-0 | [Synonyms]
4-NITROFLUORESCEIN
4-NITROFLUOROESCEIN
5-Nitrofluorescein (isomer I)
3',6'-dihydroxy-6-nitrospiro[2-benzofuran-3,9'-xanthene]-1-one
3',6'-dihydroxy-6-nitro-spiro[2-benzofuran-3,9'-xanthene]-1-one
3',6'-dihydroxy-6-nitro-spiro[isobenzofuran-3,9'-xanthene]-1-one
5-NITRO-3',6'-DIHYDROXYSPIRO[ISOBENZOFURAN-1(3H),9'-(9H)XANTHEN]-3-ONE
3',6'-Dihydroxy-5-nitrospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one
5-Nitro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,3',6'-dihydroxy-5-nitro- | [Molecular Formula]
C20H11NO7 | [MDL Number]
MFCD00135108 | [MOL File]
3326-35-0.mol | [Molecular Weight]
377.3 |
| Chemical Properties | Back Directory | [Appearance]
Orange Cyrstalline Solid | [Melting point ]
>300°C | [Boiling point ]
692.0±55.0 °C(Predicted) | [density ]
1.72±0.1 g/cm3(Predicted) | [storage temp. ]
2-8°C | [solubility ]
almost transparency in NaOH100g/L | [form ]
powder to crystal | [pka]
9.29±0.20(Predicted) | [color ]
Light yellow to Brown | [Stability:]
Light and Moisture Sensitive | [InChI]
InChI=1S/C20H11NO7/c22-11-2-5-15-17(8-11)27-18-9-12(23)3-6-16(18)20(15)14-4-1-10(21(25)26)7-13(14)19(24)28-20/h1-9,22-23H | [InChIKey]
UACQOMKZFGNRBL-UHFFFAOYSA-N | [SMILES]
C12(C3=C(C=C(O)C=C3)OC3=C1C=CC(O)=C3)C1=C(C=C([N+]([O-])=O)C=C1)C(=O)O2 | [EPA Substance Registry System]
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-5-nitro- (3326-35-0) |
| Hazard Information | Back Directory | [Chemical Properties]
Orange Cyrstalline Solid | [Uses]
Fluorescent labeling reagent for proteins. Used in the fluorescent antibody technique for rapid identification of pathogens | [Synthesis]
4-Nitrofluorescein was prepared as follows: 8.6 g (18.7 mmol) of ethyl 4-nitrofluorescein triacetate was dissolved in 87 mL of 10% sodium hydroxide solution and 432 mL of methanol and gently heated. The precipitate was filtered and dissolved in 500 mL of |
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| Company Name: |
J & K SCIENTIFIC LTD.
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| Telephone: |
18210857532 18210857532 |
| Website: |
https://www.jkchemical.com |
| Company Name: |
Energy Chemical
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| Telephone: |
400-0056266 |
| Website: |
www.energy-chemical.com |
| Company Name: |
Cool Pharm, Ltd
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| Telephone: |
021-60455363 18019463053 |
| Website: |
www.coolpharm.com |
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