1-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane

Base Information

• Chemical Name: 1-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane
• CAS No.: 378750-96-0
• Molecular Formula: C₃₅H₄₂N₂OSi
• Molecular Weight: 534.817

Synonyms:1-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane

Chemical Property of 1-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane

Chemical Property:

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Technology Process of 1-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane

There total 2 articles about 1-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane 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: 60.0%

meso-<4-(trimethylsilylethynyl)phenyl>dipyrromethane (159152-13-3) + S-2-pyridyl 3,5-di-tert-butylbenzenecarbothioate (378750-93-7) → 1-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane (378750-96-0)

Guidance literature:

With ethylmagnesium bromide; In tetrahydrofuran; at -78 ℃; for 3h;

DOI:10.1021/jo0104835

Reference yield:

3,5-di-tert-butylbenzoyl chloride (14377-33-4) → 1-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane (378750-96-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 62 percent / CH₂Cl₂ / 5 h

2: 60 percent / EtMgBr / tetrahydrofuran / 3 h / -78 °C

With ethylmagnesium bromide; In tetrahydrofuran; dichloromethane;

DOI:10.1021/jo0104835

Reference yield: 83.0%

1-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane (378750-96-0) → 1-bromo-9-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane (378750-99-3)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; p-toluene sulfinic acid; In dichloromethane; at 20 ℃;

DOI:10.1021/jo010737m

upstream raw materials:

meso-<4-(trimethylsilylethynyl)phenyl>dipyrromethane

S-2-pyridyl 3,5-di-tert-butylbenzenecarbothioate

3,5-di-tert-butylbenzoyl chloride

Downstream raw materials:

1-bromo-9-(3,5-di-tert-butylbenzoyl)-5-[4-[2-(trimethylsilyl)ethynyl]phenyl]dipyrromethane

{5-[(5-bromo-1H-pyrrol-2-yl)-(4-trimethylsilanylethynyl-phenyl)-methyl]-1H-pyrrol-2-yl}-(3,5-di-tert-butyl-phenyl)-methanol

19-bromo-10-(3,5-di-tert-butylphenyl)-2,3,4,5-tetrahydro-1,3,3-trimethyl-15-[4-[2-(trimethylsilyl)ethynyl]phenyl]bilene-a

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