3-O-Methylfluorescein

Base Information

• Chemical Name: 3-O-Methylfluorescein
• CAS No.: 65144-30-1
• Molecular Formula: C₂₁H₁₆O₅
• Molecular Weight: 348.355
• Hs Code.: 2932999099
• DSSTox Substance ID: DTXSID00593129
• Nikkaji Number: J2.009.939I
• Mol file: 65144-30-1.mol

Synonyms:3-O-METHYLFLUORESCEIN;65144-30-1;3'-O-Methylfluorescein;70672-05-8;3'-hydroxy-6'-methoxyspiro[2-benzofuran-3,9'-xanthene]-1-one;SCHEMBL6622095;DTXSID00593129;KDXNYSZNOWTPLE-UHFFFAOYSA-N;MFCD00055945;3'-Hydroxy-6'-methoxy-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one;3'-Hydroxy-6'-methoxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one

Chemical Property of 3-O-Methylfluorescein

Chemical Property:

• Vapor Pressure: 2.27E-14mmHg at 25°C
• Refractive Index: 1.73
• Boiling Point: 586.9°C at 760 mmHg
• Flash Point: 215.9°C
• PSA: 64.99000
• Density: 1.49g/cm³
• LogP: 3.96880
• Storage Temp.: Store at -20
• Solubility.: Chloroform; Dichloromethane; Methanol; DMSO
• XLogP3: 3.7
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 1
• Exact Mass: 346.08412354
• Heavy Atom Count: 26
• Complexity: 565

Purity/Quality:

98% ^*data from raw suppliers

3-O-METHYLFLUORESCEIN 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: COC1=CC2=C(C=C1)C3(C4=C(O2)C=C(C=C4)O)C5=CC=CC=C5C(=O)O3
• Uses: 3''-O-Methylfluorescein is an intermediate in the synthesis of 3-O-Methylfluorescein Phosphate Bis-Cyclohexylammonium Salt (M227495), which is used in fluorimetric studies. It can be used as reactant in multifunctional phosphate-?based inorganic-?organic hybrid nanoparticles.

Technology Process of 3-O-Methylfluorescein

There total 4 articles about 3-O-Methylfluorescein which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

O-benzyl-O-methyldihydrofluorescenin (132932-53-7) → 2-(3-hydroxy-6-methoxy-xanthen-9-yl)-benzoic acid (65144-30-1)

Guidance literature:

With hydrogen; palladium dihydroxide; In ethyl acetate; for 2h; Ambient temperature;

Reference yield:

O-benzyl-O-methyldihydrofluorescein benzyl ester (132932-49-1) → 2-(3-hydroxy-6-methoxy-xanthen-9-yl)-benzoic acid (65144-30-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 55 percent / 20percent aq. NaOH / ethanol / 2 h / Heating

2: 80 mg / H₂ / Pd(OH)2/C / ethyl acetate / 2 h / Ambient temperature

With sodium hydroxide; hydrogen; palladium dihydroxide; In ethanol; ethyl acetate;

Reference yield:

O,O'-Dibenzylfluorescein (97744-44-0) → 2-(3-hydroxy-6-methoxy-xanthen-9-yl)-benzoic acid (65144-30-1)

Guidance literature:

Multi-step reaction with 4 steps

1: 97 percent / NaBH₄ / methanol / 1 h / Ambient temperature

2: 97 percent / acetone / 24 h / Heating

3: 55 percent / 20percent aq. NaOH / ethanol / 2 h / Heating

4: 80 mg / H₂ / Pd(OH)2/C / ethyl acetate / 2 h / Ambient temperature

With sodium hydroxide; sodium tetrahydroborate; hydrogen; palladium dihydroxide; In methanol; ethanol; ethyl acetate; acetone;

upstream raw materials:

O-benzyl-O-methyldihydrofluorescenin

O-benzyl-O-methyldihydrofluorescein benzyl ester

O,O'-Dibenzylfluorescein

Downstream raw materials:

O-methyl-O-acetylfluorescein

Refernces