2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one n-cyclopentylthiosemicarbazone

Base Information

• Chemical Name: 2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one n-cyclopentylthiosemicarbazone
• CAS No.: 1092333-14-6
• Molecular Formula: C₃₁H₂₉N₃O₂S
• Molecular Weight: 507.656
• Mol file: 1092333-14-6.mol

Synonyms:

Chemical Property of 2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one n-cyclopentylthiosemicarbazone

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one n-cyclopentylthiosemicarbazone

There total 3 articles about 2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one n-cyclopentylthiosemicarbazone 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: 72.0%

2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one hydrazone (1092333-69-1) + cyclopentyl isothiocyanate (33522-03-1) → 2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one n-cyclopentylthiosemicarbazone (1092333-14-6)

Guidance literature:

In toluene; for 2h; Reflux;

DOI:10.1007/s10593-011-0667-6

Reference yield:

2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromene-7-thione (1092333-96-4) → 2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one n-cyclopentylthiosemicarbazone (1092333-14-6)

Guidance literature:

Multi-step reaction with 2 steps

1: hydrazine hydrate / ethanol / 2 h / Reflux

2: toluene / 2 h / Reflux

With hydrazine hydrate; In ethanol; toluene;

DOI:10.1007/s10593-011-0667-6

Reference yield:

2,9-dimethyl-3,5-diphenyl-7H-furo[3,2-g]chromen-7-one → 2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one n-cyclopentylthiosemicarbazone (1092333-14-6)

Guidance literature:

Multi-step reaction with 3 steps

1: Lawessons reagent / toluene / 2 h / Reflux

2: hydrazine hydrate / ethanol / 2 h / Reflux

3: toluene / 2 h / Reflux

With Lawessons reagent; hydrazine hydrate; In ethanol; toluene;

DOI:10.1007/s10593-011-0667-6

upstream raw materials:

2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromene-7-thione

2,9-dimethyl-3,5-diphenylfuro[3,2-g]chromen-7-one hydrazone

cyclopentyl isothiocyanate

Refernces