Applications of Trans-4-Phenyl-3-Buten-2-One in Industrial Manufacturing

Trans-4-Phenyl-3-Buten-2-One serves as a precision-building block for several industrial manufacturing sectors requiring advanced organic intermediates. Its aromatic and conjugated structural features enable consistent integration in regulated, process-bound downstream applications. Below, we outline specific sectors where this raw material supports key transformations under tightly controlled standards and quality systems.

1. Pharmaceutical Intermediate Synthesis

API manufacturers use this compound as a core intermediate in aryl ketone-based drug syntheses, especially in the preparation of anticonvulsants and anti-inflammatory components. Its stable structure and reactivity suit multi-step medicinal routes that require high purity and traceability from sourcing to batch release.

Industry compliance standards

• ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
• EU GMP Part II (Basic Requirements for Active Substances)
• USP, JP, and EP monograph adherence for related intermediates
• REACH registration for chemical supply chain transparency

Typical usage ratio

• Dosage ranges from 0.3 to 2.1 molar equivalents within synthesis batches, adjusted for stoichiometry and final API yield requirements

Downstream process integration

• Introduced at key condensation or alkylation steps in multi-stage semi-synthetic processes; handled in closed systems with validated process control to prevent cross-contamination

Final product types

• Anticonvulsant active ingredients
• Non-steroidal anti-inflammatory drug pre-cursors
• Cyclohexanone-core pharmaceutical APIs

2. Flavor and Fragrance Ingredient Manufacturing

This material functions as an intermediate for high-value aroma molecule synthesis in the flavor and fragrance industry. Its unsaturated ketone structure makes it indispensable for crafting complex aromatic aldehydes and musks used in formulated flavor compositions and fine fragrance blends.

Industry compliance standards

• IFRA (International Fragrance Association) Standards and Guidelines
• FEMA GRAS status for downstream aromatics
• Food Chemicals Codex (FCC) for food-grade applications
• ISO 9235 (Aromatic Natural Raw Materials)

Typical usage ratio

• Added at 0.15–1.2% w/w in formulation stages, with variation based on desired intensity and compatibility with base mixture reactions

Downstream process integration

• Reacted during the initial ketone condensation or selective hydrogenation phase for aldehyde generation; included in automated blending under ISO-certified QC

Final product types

• Fine fragrance (perfume) bases and accords
• Flavored food essences (vanilla analogues, caramel notes)
• Aromatic compounds for household and personal care formulations

3. Agrochemical Synthesis

Producers in the agrochemical sector utilize the compound as a core structure for synthesizing substituted cyclohexanones and related molecules used in crop protection solutions. The chemical’s structure supports precision modifications required for selectivity and environmental compliance in modern pesticide development.

Industry compliance standards

• FAO/WHO Specifications for Plant Protection Products
• ISO 9001:2015 Quality Management for agrochemical intermediates
• OECD Good Laboratory Practice (GLP) requirements
• EU Regulation (EC) No 1907/2006 (REACH) for environmental safety

Typical usage ratio

• Applied at 0.8–3.5 mol% in the intermediate stage, depending on final compound derivatization needs

Downstream process integration

• Introduced during initial condensation or cyclization steps in pilot or commercial synthesis of targeted herbicides or fungicides

Final product types

• Cyclohexanone-derived herbicidal actives
• Fungicidal ingredient builds for formulation
• Synergist additives for agrochemical blends

4. Specialty Polymer Intermediate Production

Resin and advanced polymer compounders select this material for strategic modifications to aromatic polymer backbones, enhancing performance traits like rigidity or heat resistance in niche applications. Its conjugated double bond and aromatic group make it a preferred addition for certain resins and specialty plastics requiring enhanced processability or durability.

Industry compliance standards

• ASTM D638 and D256 standards for tensile and impact properties
• ISO 9001 certification for batch process control
• RoHS (Restriction of Hazardous Substances) Directive for electrical-grade resins
• UL94 flammability ratings (where applicable for end use)

Typical usage ratio

• Employed at 0.5–2.7% by weight in resin formulations, tailored for molecular weight, viscosity, and reactivity profiles of each polymer system

Downstream process integration

• Participates in pre-polymerization blending or is reacted via catalyzed addition in the case of thermosetting resin synthesis; introduced prior to final curing or crosslinking stages

Final product types

• High-performance phenolic and aryl resin sheets
• Engineering plastics for automotive and aerospace parts
• Specialty electrical and electronic encapsulants

5. Fine Chemical Intermediate Supply for Laboratory Reagents

Chemical and analytical reagent producers rely on the molecule as a high-purity building block for synthesizing reference standards, calibration chemicals, and specialty ligands used in laboratories and industrial QA settings. The material's consistency and traceability ensure reliable reproducibility across analytical pipelines.

Industry compliance standards

• ISO/IEC 17025 for test and calibration laboratory competence
• Analytical Reagent Grade requirements according to ACS Standards
• GLP compliance for chemical preparation and documentation
• REACH and GHS labeling for transport and handling

Typical usage ratio

• Used at 0.05–1.0 mmol per synthesis batch, variable with targeted calibration curve or required standard concentration

Downstream process integration

• Steps in during initial charge of small-scale synthesis or is used as a calibration spike in analytical batch preparation under controlled, validated conditions

Final product types

• Spectroscopy and chromatography reference substances
• Analytical test kits and reagents
• Special synthesis ligands for laboratory R&D