4-AMINO-2-FLUOROPHENOL CAS 399-96-2

Introduction:Basic information about 4-AMINO-2-FLUOROPHENOL CAS 399-96-2, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

4-AMINO-2-FLUOROPHENOL Basic information

Product Name:4-AMINO-2-FLUOROPHENOL
Synonyms:4-AMINO-2-FLUOROPHENOL;2-Fluoro-4-Aminophenol;4-Amino-2-fluorophenol 98%;4-Amino-2-fluorophenol98%;3-Fluoro-4-hydroxyaniline;4-Amino-2-fluorophenol >4-Amino-2-fL;Phenol, 4-amino-2-fluoro-
CAS:399-96-2
MF:C6H6FNO
MW:127.12
EINECS:642-473-1
Product Categories:Fluorine series;Aromatic Phenols;Phenol&Thiophenol&Mercaptan;bc0001
Mol File:399-96-2.mol

4-AMINO-2-FLUOROPHENOL Chemical Properties

Melting point 170-172°C
Boiling point 263.3±25.0 °C(Predicted)
density 1.347±0.06 g/cm3(Predicted)
storage temp. Amber Vial, Refrigerator, Under Inert Atmosphere
solubility DMSO, Methanol
form Solid
pka8.97±0.18(Predicted)
color Brown
InChIInChI=1S/C6H6FNO/c7-5-3-4(8)1-2-6(5)9/h1-3,9H,8H2
InChIKeyMXJQJURZHQZLNN-UHFFFAOYSA-N
SMILESC1(O)=CC=C(N)C=C1F
CAS DataBase Reference399-96-2(CAS DataBase Reference)

Safety Information

Hazard Codes Xi
Risk Statements 20/21/22-36/37/38
Safety Statements 26-36/37/39
HazardClass IRRITANT
HS Code 2922290090

4-AMINO-2-FLUOROPHENOL Usage And Synthesis

Uses4-Amino-2-fluorophenol is an reagent used in various synthetic preparations such as the synthesis of Amodiaquine (A634200), an antimalarial agent.
Synthesis

403-19-0

399-96-2

Step 1) Reduction reaction: 2-fluoro-4-nitrophenol (5.0 g, 31.8 mmol) was dissolved in methanol (200 mL) and palladium/carbon catalyst (1.0 g, 10%) was added. The reaction mixture was stirred overnight at room temperature in a hydrogen atmosphere. Upon completion of the reaction, the mixture was filtered through a diatomaceous earth pad and washed with methanol (5 mL). The filtrate was concentrated under reduced pressure to give 4-amino-2-fluorophenol as a brown solid (4.02 g, yield >99%). Mass spectrum (ESI, cation mode) m/z: 128.1 [M+H]+.

References[1] Patent: US2005/245530, 2005, A1. Location in patent: Page/Page column 35-36
[2] Patent: US2006/241104, 2006, A1. Location in patent: Page/Page column 14
[3] Patent: US2007/78140, 2007, A1. Location in patent: Page/Page column 25-26
[4] Patent: WO2014/22116, 2014, A2. Location in patent: Paragraph 0223
[5] Patent: US2015/37280, 2015, A1. Location in patent: Paragraph 0445; 0446

4-AMINO-2-FLUOROPHENOL Preparation Products And Raw materials

Raw materials2-Fluoro-4-nitrophenol-->Palladium-->Methanol-->Hydrogen-->Activated carbon
Preparation Products3-FLUORO-2-METHOXYBENZALDEHYDE
4-amino-2-chloronicotinaldehyde CAS 338452-92-9
4-Amino-2-hydroxybenzyl alcohol CAS 40463-78-3
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