Description

Rho-Isohumuloneb2 is a key isomer of isohumulone, a primary bittering component derived from hops. This compound is essential for imparting and controlling the characteristic bitter flavor profile in various fermented beverages. It is a critical ingredient for breweries and flavor houses seeking precise bitterness management and product consistency. The compound is also utilized in research and development for studying hop chemistry and flavor stability.

Application

• Primary bittering agent in the production of beer and other fermented malt beverages.
• Flavor standardization and adjustment in commercial brewing to ensure batch-to-batch consistency.
• Research and analytical standard for studying hop-derived compounds and beer flavor chemistry.
• Ingredient in the development of non-alcoholic beers and malt-based drinks for bitterness control.
• Component in flavor formulations for food products where a clean, hop-like bitterness is desired.
• Reference material in quality control laboratories for beverage manufacturers.

Basic Information

Product Name	Rho-Isohumuloneb2
CAS No.	16892-02-7
Molecular Formula	C21H30O5
Molecular Weight	362.46 g/mol
Synonyms	rho-Isohumulone B2; Isohumulone B2; (5R)-3,4-Dihydroxy-5-(3-methylbutanoyl)-2-(3-methylbutyl)-4-(4-methylpent-3-enoyl)cyclopent-2-en-1-one; trans-Isohumulone B2; Hop Bitter Acid Isomer; Humulinic Acid Derivative
EINECS	240-964-1

Quality Control

Our Rho-Isohumuloneb2 is produced and tested to meet high-purity standards suitable for food-grade and research applications. Each batch is analyzed to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, isomer profile, and other critical parameters is provided with every shipment to guarantee reliable quality and traceability for your processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon to maximize stability and shelf life.

Specification

Item	Specification
Appearance	Yellow to Amber Powder or Resin
Identification (HPLC/IR)	Conforms to Standard
Assay (HPLC)	≥ 95.0%
Isomer Profile	Specified on COA
Loss on Drying	≤ 2.0 %
Residual Solvents (GC)	Meets ICH Guidelines

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