Product Name: 3-Mercapto-2-butanol
Cas No.: 54812-86-1
Molecular Formula: C4H10OS
Molecular Weight : 106.187
Appearance : Colorless to Almost colorless clear liquid
Purity: 99% Min
Odor: Aroma of scallion, onion and garlic, with a sulfurous note.
Solubility: Insoluble in water; miscible in alcohol and fat
Density at 25℃: 1.013
Boiling point: 162.3±23.0 °C at 760 mmHg
Flash point: 61.7±0.0 °C
Melting point: -100°C (estimate)
Refractive index: 1.4779
Other Names: 2-Mercapto-3-butanol / 3-sulfanylbutan-2-ol / 2-Hydroxy-3-butanethiol

Description:

3-Mercapto-2-butanol is a chemical compound with the molecular formula C4H10OS and the CAS number 54812-86-1. It is a colorless to almost colorless liquid that has a strong odor of sulfur. It is also known as 2-Hydroxy-3-butanethiol, 3-Hydroxy-2-butanethiol or 2-Mercapto-3-butanol. It is used as a building block for organic synthesis and as a flavoring agent for food and beverages. It can be prepared by various methods, such as the reaction of butan-2,3-epoxide with thiourea, the reaction of 3-chloro-2-butanol with sodium sulfide, or the reaction of 4-pyrimidylmethyl bromide with 3-mercapto-2-butanol2. It can also form complexes with some transition metals, such as copper, nickel, and palladium.

Features:

1. Thiol Functionality: The compound contains a thiol functional group (-SH), which imparts reactivity and unique chemical properties. Thiols are known for their ability to form covalent bonds through thiol-disulfide exchange reactions.
2. Pungent Odor: 3-Mercapto-2-butanol has a distinct and pungent odor due to its thiol group. This characteristic odor can influence its applications in various industries, including fragrances and flavors.
3. Chemical Reactivity: The thiol group's reactivity makes 3-Mercapto-2-butanol suitable for a range of chemical reactions, including thiol-disulfide exchange reactions and modification of other molecules.
4. Versatile Applications: This compound finds applications in organic synthesis, chemical research, and industrial processes. It can be used as a building block for the synthesis of specialized chemicals, pharmaceutical intermediates, and agrochemicals.
5. Catalytic Activity: The thiol group's reactivity may enable the compound to participate as a catalyst or co-catalyst in certain reactions.
6. Sulfur Source: The compound serves as a source of sulfur in various chemical reactions, allowing for the incorporation of sulfur atoms into target molecules.
7. Compatibility with Disulfides: Due to its thiol group, 3-Mercapto-2-butanol can participate in thiol-disulfide exchange reactions, which are important in various biochemical processes.

Applications:

1. Flavor and Fragrance Industry
The pungent odor of 3-Mercapto-2-butanol can be harnessed in the fragrance and flavor industry to provide unique notes in perfumes, colognes, and food products.
2. Chemical Synthesis
It serves as a versatile building block in chemical synthesis, enabling the creation of various compounds with thiol functionality. These compounds can find use in pharmaceuticals, agrochemicals, and materials science.
3. Pharmaceutical Intermediates
3-Mercapto-2-butanol can be used as an intermediate in the synthesis of pharmaceutical compounds. Its thiol group can participate in key reactions to introduce sulfur atoms or form specific covalent bonds.
4. Agrochemicals
The compound may be employed in the synthesis of agrochemicals, which are used in agriculture to protect crops from pests, diseases, and weeds.
5. Catalysis
The thiol group's reactivity could make 3-Mercapto-2-butanol useful as a catalyst or co-catalyst in certain chemical reactions.
6. Materials Science
It may be used in the synthesis of materials with specific properties, such as polymers or coatings that incorporate thiol functionality.
7. Research and Development
Researchers in various fields may use 3-Mercapto-2-butanol as a reagent to explore new chemical reactions, study thiol-disulfide exchange, or modify molecules for specific purposes.
8. Sulfur Source
Its thiol group provides a source of sulfur for incorporation into molecules, which is important in various biological and chemical processes.
9. Organic Synthesis
The compound's reactivity and ability to form thiol-disulfide bonds make it valuable for designing and synthesizing new organic compounds.
10. Biomedical Research
3-Mercapto-2-butanol can be used in certain biomedical research applications where thiol chemistry is relevant, such as studying protein structure and function.

Storage: Store in an inert atmosphere and at room temperature. It should also be protected from light, heat, and moisture.

Package: 200kg/drum or as per your particular request.