Sintesis Ibuprofen — Proses Hijau BHC

Kimia hijau pemenang penghargaan dalam manufaktur farmasi

Pharmaceutical & Drug Manufacturing Global Industrial Scale $1.5 billion

Ikhtisar

Ibuprofen is one of the most consumed non-steroidal anti-inflammatory drugs (NSAIDs) worldwide. The BHC Company (now BASF) developed a revolutionary three-step catalytic synthesis in the 1990s, replacing the original six-step Boots process. This green chemistry approach reduced waste by 99%, achieved near-perfect atom economy, and won the Presidential Green Chemistry Challenge Award in 1997. The process demonstrates how catalytic methods can transform pharmaceutical manufacturing.

Proses Kimia

Isobutylbenzene undergoes Friedel-Crafts acylation with acetic anhydride using HF catalyst, followed by hydrogenation over Pd/C, then carbonylation with CO using Pd catalyst to yield ibuprofen in three atom-efficient steps.

C₁₀H₁₄ + (CH₃CO)₂O →[HF] C₁₂H₁₆O + CH₃COOH
C₁₂H₁₆O + H₂ →[Pd/C] C₁₂H₁₈O
C₁₂H₁₈O + CO →[Pd] C₁₃H₁₈O₂

Bahan Baku

  • Isobutylbenzene (C₁₀H₁₄) — Petrochemical synthesis (Starting material)
  • Acetic anhydride ((CH₃CO)₂O) — Ketene process (Acylating agent)
  • Carbon monoxide (CO) — Syngas (Carbonylation reagent)
  • Hydrogen gas (H₂) — Steam methane reforming (Reducing agent)

Produk Akhir

  • Ibuprofen (C₁₃H₁₈O₂) — NSAID analgesic and anti-inflammatory (Racemic mixture, >99% purity)
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Environmental Impact

The BHC process achieves 77% atom economy versus 40% for the original Boots process, dramatically reducing waste generation. HF catalyst is recycled with >99.9% recovery. The three-step process generates minimal aqueous waste compared to the six-step alternative.

Pertimbangan Keselamatan

Inovasi Terbaru

Asymmetric synthesis methods producing the more active S-(+)-ibuprofen enantiomer are under development, which would halve the required dose.
Continuous flow processes are being implemented to further improve safety and efficiency.

Skala Produksi

30000

ton/tahun

$1.5 billion

nilai pasar

Lebih banyak di %(name)s Pharmaceutical & Drug Manufacturing

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Frequently Asked Questions

What industry uses Sintesis Ibuprofen — Proses Hijau BHC?
Sintesis Ibuprofen — Proses Hijau BHC is used in the pharmaceutical & drug manufacturing sector at global industrial scale scale.
What process is involved in Sintesis Ibuprofen — Proses Hijau BHC?
Isobutylbenzene undergoes Friedel-Crafts acylation with acetic anhydride using HF catalyst, followed by hydrogenation over Pd/C, then carbonylation with CO using Pd catalyst to yield ibuprofen in three atom-efficient steps.
What is the economic significance of Sintesis Ibuprofen — Proses Hijau BHC?
Sintesis Ibuprofen — Proses Hijau BHC has a market value of $1.5 billion and annual production of 30,000 tons.
What is the environmental impact of Sintesis Ibuprofen — Proses Hijau BHC?
The BHC process achieves 77% atom economy versus 40% for the original Boots process, dramatically reducing waste generation. HF catalyst is recycled with >99.9% recovery. The three-step process generates minimal aqueous waste compared to the six-step alternative.
What raw materials are used in Sintesis Ibuprofen — Proses Hijau BHC?
The main raw materials include: Isobutylbenzene (C₁₀H₁₄), Acetic anhydride ((CH₃CO)₂O), Carbon monoxide (CO), Hydrogen gas (H₂).