Description

trans-Isohumulone is a key isomer of the α-acid humulone, primarily known as a bittering agent and flavor component derived from hops. This compound is critical for achieving the characteristic bitter taste and flavor stability in beer and other fermented beverages. It is essential for breweries, flavor houses, and food ingredient suppliers focused on product consistency and sensory profile development.

Application

• Primary Bittering Agent in Brewing: Used to standardize and control the bitterness profile in beer production, ensuring batch-to-batch consistency.
• Flavor Enhancement & Stabilization: Contributes to the flavor complexity and improves the shelf-life stability of beer by acting as an antioxidant.
• Food & Beverage Flavoring: Incorporated into non-alcoholic beverages and food products to impart a refined, hop-derived bitter note.
• Reference Standard for Analytical Testing: Serves as a high-purity standard in quality control laboratories for HPLC analysis of hop products and beer.
• Research & Development: Utilized in studies related to beer chemistry, flavor science, and the metabolic pathways of hop compounds.
• Natural Food Preservative: Explored for its antioxidant properties to extend the shelf life of various food products.

Basic Information

Product Name	trans-Isohumulone
CAS No.	467-72-1
Molecular Formula	C21H30O5
Molecular Weight	362.46 g/mol
Synonyms	(E)-Isohumulone; trans-α-Isohumulone; (2E)-3,5,6-Trihydroxy-4-(3-methylbut-2-en-1-yl)-2-(3-methylbutanoyl)-6-(4-methylpent-3-en-1-yl)cyclohexa-2,4-dien-1-one; Isohumulone (trans-isomer); Hop bitter acid (trans-); 467-72-1; NSC 163044
EINECS	Contact for details

Quality Control

Our trans-Isohumulone is produced and tested to meet stringent quality standards suitable for food, beverage, and analytical applications. Each batch is analyzed to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and related substances is provided to guarantee supply reliability and product integrity.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C under an inert atmosphere (e.g., nitrogen or argon) to minimize oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to Amber Powder
Identification (IR)	Conforms to Standard
Assay (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total Impurities ≤ 5.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.