Identification	Physical Data	Spectra
Route of Synthesis (ROS)	Safety and Hazards	Other Data

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Identification

英文名	5(6)-Nitrofluorescein
IUPAC Name	3′,6′-dihydroxy-5-nitrospiro[2-benzofuran-3,9′-xanthene]-1-one;3′,6′-dihydroxy-6-nitrospiro[2-benzofuran-3,9′-xanthene]-1-one
分子结构
CAS编号	78512-32-0
EINECS Number	No data available
MDL Number	MFCD00059693
Beilstein Registry Number	No data available
别名	3′,6′-dihydroxy-5-nitrospiro[2-benzofuran-3,9′-xanthene]-1-one;3′,6′-dihydroxy-6-nitrospiro[2-benzofuran-3,9′-xanthene]-1-one 3′,6′-dihydroxy-5(or 6)-nitro-spiro(isobenzofuran-1(3H),9′-(9H)xanthene)-3-one; 3′,6′-dihydroxy-5(or 6)-nitro-spiro[isobenzofuran-1(3H),9′-[9H]xanthene]-3-one; 632-846-7; 5(6)-Nitrofluorescein; 3′,6′-Dihydroxy-5(or 6)-nitro-3H-spiro[isobenzofuran-1,9′-xanthen]-3-one; CS-0356506; F77858; 3′,6′-dihydroxy-5-nitrospiro[2-benzofuran-3,9′-xanthene]-1-one;3′,6′-dihydroxy-6-nitrospiro[2-benzofuran-3,9′-xanthene]-1-one; 3′,6′-dihydroxy-5-nitro-spiro[isobenzofuran-3,9′-xanthene]-1-one;3′,6′-dihydroxy-6-nitro-spiro[isobenzofuran-3,9′-xanthene]-1-one; 3′,6′-dihydroxy-5-nitro-1-spiro[isobenzofuran-3,9′-xanthene]one;3′,6′-dihydroxy-6-nitro-1-spiro[isobenzofuran-3,9′-xanthene]one; 5-nitro-3′,6′-bis(oxidanyl)spiro[2-benzofuran-3,9′-xanthene]-1-one;6-nitro-3′,6′-bis(oxidanyl)spiro[2-benzofuran-3,9′-xanthene]-1-one; 3′,6′-dihydroxy-5-nitro-spiro[phthalan-3,9′-xanthene]-1-one;3′,6′-dihydroxy-6-nitro-spiro[phthalan-3,9′-xanthene]-1-one
分子式	C20H11NO7
分子量	377.308
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
InChI Key	UACQOMKZFGNRBL-UHFFFAOYSA-N
Canonical SMILES	O=C1OC2(c3ccc(O)cc3Oc3cc(O)ccc32)c2ccc(N+[O-])cc21

Patent Information

No data available

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Physical Data

Appearance	Yellow solid
Solubility	No data available
Flash Point	No data available
Refractive index	No data available
Sensitivity	No data available

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Spectra

35(6)-Nitrofluorescein CAS#: 78512-32-0 HNMR

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Route of Synthesis (ROS)

No data available

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Safety and Hazards

Pictogram(s)
Signal	Danger
GHS Hazard Statements	H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral] Information may vary between notifications depending on impurities, additives, and other factors.
Precautionary Statement Codes	P264, P270, P301+P316, P321, P330, P405, and P501 (The corresponding statement to each P-code can be found at the GHS Classification page.)

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Other Data

Transportation	NONH for all modes of transport
	Under the room temperature and away from light
HS Code	No data available
Storage	Under the room temperature and away from light
Shelf Life	1 year
Market Price	USD

Druglikeness
No data available

Use Pattern

Fluorescent probe development Due to its adjustable fluorescence response at specific wavelengths, 5(6)-Nitrofluorescein is often used to develop fluorescent probes and molecular markers, especially in bioimaging or analytical chemistry. Nitro substitution will quench fluorescence and can be used to construct “on/off” probes (such as indicators for enzyme reaction monitoring or redox reactions).

Biolabeling / covalent coupling reaction It can react with amino compounds through its carboxyl group to form a stable covalent bond, which is used for labeling and tracking biological macromolecules such as proteins and nucleic acids. It is used in conjunction with fluorescence microscopy, flow cytometry, etc.

Used to synthesize more complex fluorescent dyes or sensors It is an intermediate or starting material for many fluorescent derivatives (such as FRET probes, reactive oxygen detection dyes, etc.).

Spectroscopic research It is used as a model compound to study spectral properties such as intermolecular energy transfer, electronic effects, and changes in fluorescence quantum yield.

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