7,8,9,10-Tetrahydro-benzo[def]chrysene-1,7-diol

Base Information

Chemical Name:7,8,9,10-Tetrahydro-benzo[def]chrysene-1,7-diol
CAS No.:123125-79-1
Molecular Formula:C₂₀H₁₆O₂
Molecular Weight:288.346
Hs Code.:

Synonyms:

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Chemical Property of 7,8,9,10-Tetrahydro-benzo[def]chrysene-1,7-diol

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Technology Process of 7,8,9,10-Tetrahydro-benzo[def]chrysene-1,7-diol

There total 12 articles about 7,8,9,10-Tetrahydro-benzo[def]chrysene-1,7-diol 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:

: 93656-82-7
1-methoxypyrene-8-carboxaldehyde

: 123125-79-1
7,8,9,10-Tetrahydro-benzo[def]chrysene-1,7-diol

Guidance literature:: Multi-step reaction with 9 steps

1: 100 percent / pyridine, piperidine / 1.) from 80 deg C to 85 deg C, 30 min, 2.) reflux, 4 h

2: H₂ / 10percent Pd/C / tetrahydrofuran / 5 h / 1810.02 Torr

3: LiAlH₄ / tetrahydrofuran / 0.5 h / Heating

4: Et₃N / CH₂Cl₂ / 0.25 h / 0 - 5 °C

5: aq. tricaprylylmethylammonium chloride / benzene / 15 h / Heating

6: aq. KOH / ethane-1,2-diol / 8 h / Heating

7: polyphosphoric acid / 1 h / 100 - 105 °C

8: 48percent aq. HBr, CH₃CO₂H / 2 h / Heating

9: NaBH₄ / ethanol / 0.5 h

With piperidine; pyridine; potassium hydroxide; sodium tetrahydroborate; lithium aluminium tetrahydride; PPA; hydrogen bromide; hydrogen; Aliquat 336; acetic acid; triethylamine; palladium on activated charcoal; In tetrahydrofuran; ethanol; dichloromethane; ethylene glycol; benzene;
DOI:10.1021/jo00283a020

Reference yield:

: 3-(1-methoxypropen-8-yl)-2-propenoic acid

: 123125-79-1
7,8,9,10-Tetrahydro-benzo[def]chrysene-1,7-diol

Guidance literature:: Multi-step reaction with 8 steps

1: H₂ / 10percent Pd/C / tetrahydrofuran / 5 h / 1810.02 Torr

2: LiAlH₄ / tetrahydrofuran / 0.5 h / Heating

3: Et₃N / CH₂Cl₂ / 0.25 h / 0 - 5 °C

4: aq. tricaprylylmethylammonium chloride / benzene / 15 h / Heating

5: aq. KOH / ethane-1,2-diol / 8 h / Heating

6: polyphosphoric acid / 1 h / 100 - 105 °C

7: 48percent aq. HBr, CH₃CO₂H / 2 h / Heating

8: NaBH₄ / ethanol / 0.5 h

With potassium hydroxide; sodium tetrahydroborate; lithium aluminium tetrahydride; PPA; hydrogen bromide; hydrogen; Aliquat 336; acetic acid; triethylamine; palladium on activated charcoal; In tetrahydrofuran; ethanol; dichloromethane; ethylene glycol; benzene;
DOI:10.1021/jo00283a020