Butyryl chloride

Name: Shanghai Blue Aurora Fine Chemical Technology Co., Ltd.
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CAS 141-75-3

HS 2915900090

Product name: Butyryl chloride
CAS No.: 141-75-3
Molecular formula: C4H7ClO
Applications:
Core Industrial Applications
1. Pharmaceutical intermediates (largest application)
Acylation building block for antipyretic/analgesic, anti-inflammatory and sedative drugs; Friedel–Crafts construction of aromatic drug scaffolds; acylation reagent for peptides and small molecules.
2. Food / personal-care fragrances
Synthesis of ethyl butyrate and isoamyl butyrate — core raw materials for pineapple, cream and baijiu fruit-flavor accords.
3. Agrochemicals
Intermediate for amide herbicides and insecticides; butyl group enhances systemic translocation in plants.
4. Polymer additives
Preparation of tert-butyl peroxybutyrate (low-temperature polymerization initiator); butyl amide-type nonionic surfactants for textiles and industrial cleaning.

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