Description

2-Mercapto-3-Butanol is a versatile sulfur-containing alcohol with a distinctive organoleptic profile. This compound is valued for its ability to impart unique flavor and aroma characteristics, making it a critical ingredient in advanced fragrance and flavor creation. It is primarily sought after by manufacturers in the flavor & fragrance, food ingredient, and fine chemical synthesis industries for its potent sensory properties and utility as a chemical intermediate.

Application

• Flavor & Fragrance Ingredient: Used as a key component in creating savory, meaty, roasted, or sulfurous notes in both perfumery and food flavorings.
• Food Flavoring Agent: Imparts characteristic flavors to processed foods, snacks, and savory products.
• Chemical Intermediate: Serves as a building block in the synthesis of more complex sulfur-containing organic compounds for pharmaceuticals and agrochemicals.
• Aroma Chemical: Employed in the formulation of specialty fragrances for personal care, cosmetics, and household products.
• Research & Development: Utilized in academic and industrial R&D for studying thiol chemistry and developing new synthetic methodologies.

Basic Information

Product Name	2-Mercapto-3-Butanol
CAS No.	37887-04-0
Molecular Formula	C4H10OS
Molecular Weight	106.19 g/mol
Synonyms	3-Buten-2-ol, 2-mercapto-; 2-Mercaptobutan-3-ol; 3-Hydroxy-2-butanethiol; 2,3-Dihydroxybutane thioether (tautomer); Thiobutylene glycol; FEMA 3502; 2-Mercapto-3-hydroxybutane
EINECS	Contact for details

Quality Control

Our 2-Mercapto-3-Butanol is produced and tested under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet the high standards required by the flavor and fragrance industry. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This product is easily oxidized; for long-term storage, an inert atmosphere (e.g., nitrogen) is recommended.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.4780 - 1.4820
Specific Gravity (20/20°C)	0.995 - 1.015

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