6,9-Difluoro-10-(4-methylpiperazino)-10,11-dihydrodibenzo[b,f]thiepin

Base Information

• Chemical Name: 6,9-Difluoro-10-(4-methylpiperazino)-10,11-dihydrodibenzo[b,f]thiepin
• CAS No.: 77380-35-9
• Molecular Formula: C19H20F2N2S
• Molecular Weight: 0
• Mol file: 77380-35-9.mol

Synonyms:6,9-Difluoro-10-(4-methylpiperazino)-10,11-dihydrodibenzo[b,f]thiepin;VUFB-13716

Chemical Property of 6,9-Difluoro-10-(4-methylpiperazino)-10,11-dihydrodibenzo[b,f]thiepin

Chemical Property:

• PSA: 31.78000
• LogP: 3.83640

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 6,9-Difluoro-10-(4-methylpiperazino)-10,11-dihydrodibenzo[b,f]thiepin

There total 7 articles about 6,9-Difluoro-10-(4-methylpiperazino)-10,11-dihydrodibenzo[b,f]thiepin 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: 67.0%

1-methyl-piperazine (109-01-3) + 11-chloro-1,4-difluoro-10,11-dihydrodibenzothiepin (77380-33-7) → 1,4-difluorodibenzothiepin (77380-34-8) + 1,4-difluoro-11-(4-methylpiperazino)-10,11-dihydrodibenzothiepin (77380-35-9)

Guidance literature:

In chloroform; for 8h; Heating;

DOI:10.1135/cccc19802688

Reference yield:

o-iodophenylacetic acid (18698-96-9) → 1,4-difluoro-11-(4-methylpiperazino)-10,11-dihydrodibenzothiepin (77380-35-9)

Guidance literature:

Multi-step reaction with 5 steps

1: 64 percent / KOH, Cu / H₂O / 16 h / Heating

2: 3.60 g / polyphosphoric acid / 2.5 h / 120 - 125 °C

3: 94 percent / NaBH₄, aq. NaOH / ethanol; benzene / 4 h / Heating

4: 97 percent / HCl, CaCl₂ / benzene / Ambient temperature

5: 67 percent / CHCl₃ / 8 h / Heating

With hydrogenchloride; potassium hydroxide; sodium hydroxide; sodium tetrahydroborate; PPA; copper; calcium chloride; In ethanol; chloroform; water; benzene;

DOI:10.1135/cccc19802688

Reference yield:

2,5-difluoroaniline (367-30-6) → 1,4-difluoro-11-(4-methylpiperazino)-10,11-dihydrodibenzothiepin (77380-35-9)

Guidance literature:

Multi-step reaction with 6 steps

2: 64 percent / KOH, Cu / H₂O / 16 h / Heating

3: 3.60 g / polyphosphoric acid / 2.5 h / 120 - 125 °C

4: 94 percent / NaBH₄, aq. NaOH / ethanol; benzene / 4 h / Heating

5: 97 percent / HCl, CaCl₂ / benzene / Ambient temperature

6: 67 percent / CHCl₃ / 8 h / Heating

With hydrogenchloride; potassium hydroxide; sodium hydroxide; sodium tetrahydroborate; PPA; copper; calcium chloride; In ethanol; chloroform; water; benzene;

DOI:10.1135/cccc19802688

upstream raw materials:

1-methyl-piperazine

11-chloro-1,4-difluoro-10,11-dihydrodibenzothiepin

o-iodophenylacetic acid

2,5-difluoroaniline

Refernces