4-Fluoro-n1-methylbenzene-1,2-diamine

Base Information

• Chemical Name: 4-Fluoro-n1-methylbenzene-1,2-diamine
• CAS No.: 401567-10-0
• Molecular Formula: C7H9FN2
• Molecular Weight: 140.16
• Hs Code.: 2921590090
• Mol file: 401567-10-0.mol

Synonyms:4-fluoro-N-1-methyl-benzene-1,2-diamine;4-Fluoro-1-N-methyl-1,2-benzenediamine;4-fluoro-N1-methylbenzol-1,2-diamine;I01-8552;

Chemical Property of 4-Fluoro-n1-methylbenzene-1,2-diamine

Chemical Property:

• Boiling Point: 249.056 °C at 760 mmHg
• PKA: 5.54±0.11(Predicted)
• Flash Point: 104.426 °C
• PSA: 38.05000
• Density: 1.215 g/cm³
• LogP: 2.10380

Purity/Quality:

99% ^*data from raw suppliers

4-Fluoro-N1-methylbenzene-1,2-diamine ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-Fluoro-n1-methylbenzene-1,2-diamine

There total 9 articles about 4-Fluoro-n1-methylbenzene-1,2-diamine 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: 50.0%

(4-fluoro-2-nitrophenyl)-(methyl)amine (704-05-2) → 4-fluoro-N1-methylbenzene-1,2-diamine (401567-10-0)

Guidance literature:

With hydrogen; palladium on activated charcoal; In ethanol; under 3000.3 Torr;

Reference yield: 42.0%

tetrabutylammonium (3-fluorophenyl)sulfamate + O-(4-methoxybenzoyl)-N-methylhydroxylammonium trifluoromethanesulfonate → 3-fluoro-N2-methyl-benzene-1,2-diamine + 4-fluoro-N1-methylbenzene-1,2-diamine (401567-10-0)

Guidance literature:

tetrabutylammonium (3-fluorophenyl)sulfamate; O-(4-methoxybenzoyl)-N-methylhydroxylammonium trifluoromethanesulfonate; With iron(II) bromide; at 30 ℃; for 4h;

With hydrogenchloride; In methanol; at 20 ℃; for 1h;

DOI:10.1021/jacs.1c05531

Reference yield:

1,4-difluoro-2-nitrobenzene (364-74-9) → 4-fluoro-N1-methylbenzene-1,2-diamine (401567-10-0)

Guidance literature:

Multi-step reaction with 2 steps

1: NaOAc / 80 °C

2: H₂ / Pd/C / ethanol / 2585.74 Torr

With hydrogen; sodium acetate; palladium on activated charcoal; In ethanol;

DOI:10.1016/j.bmcl.2005.07.021

upstream raw materials:

(4-fluoro-2-nitrophenyl)-(methyl)amine

1,4-difluoro-2-nitrobenzene

(4-Fluoro-2-nitro-phenyl)-methyl-amine

(5-fluoro-2-nitrophenyl)carbamic acid tert-butyl ester

Downstream raw materials:

2-chloro-5-fluoro-1-methyl-1H-benzimidazole

5-fluoro-1-methyl-1H-benzo[d]imidazole

5-fluoro-1-methyl-1,3-dihydro-2H-benzo[d]imidazole-2-one

Refernces

• 1、 Gillespie, James E.,Morrill, Charlotte,Phipps, Robert J.. "Regioselective Radical Arene Amination for the Concise Synthesis ofortho-Phenylenediamines". . p. 9355 - 9360. Retrieved 2021/07/19.
• 2、 -. "1,3,4-OXADIAZOLE DERIVATIVE COMPOUNDS AS HISTONE DEACETYLASE 6 INHIBITOR, AND THE PHARMACEUTICAL COMPOSITION COMPRISING THE SAME". Page/Page column 509-510. . Retrieved 2020/12/11.