5-benzyloxy-4'-tert-butyl-2-α-methylstyrylchromone

Base Information

• Chemical Name: 5-benzyloxy-4'-tert-butyl-2-α-methylstyrylchromone
• CAS No.: 200063-84-9
• Molecular Formula: C₂₉H₂₈O₃
• Molecular Weight: 424.54
• Mol file: 200063-84-9.mol

Synonyms:5-benzyloxy-4'-tert-butyl-2-α-methylstyrylchromone

Chemical Property of 5-benzyloxy-4'-tert-butyl-2-α-methylstyrylchromone

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 5-benzyloxy-4'-tert-butyl-2-α-methylstyrylchromone

There total 1 articles about 5-benzyloxy-4'-tert-butyl-2-α-methylstyrylchromone 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: 78.0%

(2E,4E)-1-(2-Benzyloxy-6-hydroxy-phenyl)-5-(4-tert-butyl-phenyl)-4-methyl-penta-2,4-dien-1-one (213819-66-0) → 5-benzyloxy-4'-tert-butyl-2-α-methylstyrylchromone (200063-84-9)

Guidance literature:

With iodine; In dimethyl sulfoxide; for 0.5h; Heating;

DOI:10.1016/S0040-4020(99)00546-3

Reference yield: 70.0%

5-benzyloxy-4'-tert-butyl-2-α-methylstyrylchromone (200063-84-9) → 3-(2-benzyloxy-6-hydroxyphenyl)-5-(4-tert-butyl-α-methylstyryl)pyrazole + 3-(2-benzyloxy-β,6-dihydroxystyryl)-4-methyl-5-(4-tert-butylphenyl)-2-pyrazoline + 3-(2-benzyloxy-β,6-dihydroxystyryl)-4-methyl-5-(4-tert-butylphenyl)-2-pyrazoline

Guidance literature:

With hydrazine hydrate; In methanol; for 24h; Heating;

DOI:10.1016/S0040-4020(99)00546-3

Reference yield: 39.0%

methylhydrazine (60-34-4) + 5-benzyloxy-4'-tert-butyl-2-α-methylstyrylchromone (200063-84-9) → 3-(2-benzyloxy-6-hydroxyphenyl)-1-methyl-5-(4-t-butyl-α-methylstyryl)pyrazole

Guidance literature:

In methanol; at 80 - 90 ℃; for 24h;

DOI:10.1002/jhet.5570370637

upstream raw materials:

(2E,4E)-1-(2-Benzyloxy-6-hydroxy-phenyl)-5-(4-tert-butyl-phenyl)-4-methyl-penta-2,4-dien-1-one