(1S,7S)-1,7-dihydroxy-1,7-bis(o-chlorophenyl)-1,7-diphenylhepta-2,5-diyn-4-one

Base Information

• Chemical Name: (1S,7S)-1,7-dihydroxy-1,7-bis(o-chlorophenyl)-1,7-diphenylhepta-2,5-diyn-4-one
• CAS No.: 438631-40-4
• Molecular Formula: C₃₁H₂₀Cl₂O₃
• Molecular Weight: 511.404

Synonyms:(1S,7S)-1,7-dihydroxy-1,7-bis(o-chlorophenyl)-1,7-diphenylhepta-2,5-diyn-4-one

Chemical Property of (1S,7S)-1,7-dihydroxy-1,7-bis(o-chlorophenyl)-1,7-diphenylhepta-2,5-diyn-4-one

Chemical Property:

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Technology Process of (1S,7S)-1,7-dihydroxy-1,7-bis(o-chlorophenyl)-1,7-diphenylhepta-2,5-diyn-4-one

There total 2 articles about (1S,7S)-1,7-dihydroxy-1,7-bis(o-chlorophenyl)-1,7-diphenylhepta-2,5-diyn-4-one 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:

(1S,7S)-1,7-Bis-(2-chloro-phenyl)-1,7-diphenyl-hepta-2,5-diyne-1,4,7-triol (1026035-37-9) → (1S,7S)-1,7-dihydroxy-1,7-bis(o-chlorophenyl)-1,7-diphenylhepta-2,5-diyn-4-one (438631-40-4)

Guidance literature:

With manganese(IV) oxide;

DOI:10.1039/b200215a

Reference yield:

(S)-(-)-1-(o-chlorophenyl)-1-phenyl-2-propyn-1-ol (86436-15-9) → (1S,7S)-1,7-dihydroxy-1,7-bis(o-chlorophenyl)-1,7-diphenylhepta-2,5-diyn-4-one (438631-40-4)

Guidance literature:

Multi-step reaction with 2 steps

1.1: EtMgBr

1.2: diethyl ether; benzene

2.1: MnO₂

With manganese(IV) oxide; ethylmagnesium bromide; 1.2: Grignard reaction;

DOI:10.1039/b200215a

Reference yield: 70.0%

(1S,7S)-1,7-dihydroxy-1,7-bis(o-chlorophenyl)-1,7-diphenylhepta-2,5-diyn-4-one (438631-40-4) → (2R,7R)-3,8-Dibromo-2,7-bis-(2-chloro-phenyl)-2,7-diphenyl-1,6-dioxa-spiro[4.4]nona-3,8-diene

Guidance literature:

With hydrogen bromide; In acetic acid; at 0 ℃; for 1h;

DOI:10.1039/b200215a

upstream raw materials:

(1S,7S)-1,7-Bis-(2-chloro-phenyl)-1,7-diphenyl-hepta-2,5-diyne-1,4,7-triol

(S)-(-)-1-(o-chlorophenyl)-1-phenyl-2-propyn-1-ol

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