Name: Isopropyl Mercaptan
Cas: 75-33-2
Purity: 99%
MOQ: 1KG
Directory Guidance on Isopropyl Mercaptan
Nature and Specifications
| MF: | C3H8S |
| MW: | 76.16 |
| EINECS: | 200-861-4 |
Basic Info
Isopropyl Mercaptan has the chemical formula C3H8S. Its structure is a product where a hydrogen atom from a propane molecule has been replaced by a group of thiols (-SH), which are attached to the middle carbon. At room temperature, it is usually a colorless fluid with a distinctive, strong odor similar to that of rotten or garlic. The pungent smell is detectable at low concentrations.
Isopropyl Mercaptan is a chemical compound that exhibits some reducing properties. It also reacts readily with oxidants. It is volatile and has a very low boiling point. The thiol group of its molecule confers chemical properties that are distinct from alcohols. For example, it has a higher tendency to form metal complexes. It is usually prepared by chemical synthesis and is used as an intermediate in organic synthesis.
Product Introduction
| Melting point | −131 °C(lit.) |
| Boiling point | 57-60 °C(lit.) |
| density | 0.82 g/mL at 25 °C(lit.) |
| vapor density | 2.6 (vs air) |
| vapor pressure | 455 mm Hg ( 37.8 °C) |
| refractive index | n20/D 1.426(lit.) |
| FEMA | 3897 | 2-PROPANETHIOL |
| Fp | <−30 °F |
| storage temp. | Store below +30°C. |
| form | Liquid |
| pka | pK1:10.86 (25°C,μ=0.1) |
| color | Colorless |
| Odor | Powerful skunk. |
| Odor Type | alliaceous |
| biological source | synthetic |
| Odor Threshold | 0.000006ppm |
| Water Solubility | Slightly soluble in water |
⇒We provide high-purity chemical raw materials with clear molecular formula and precise specifications. Each batch of Isopropyl Mercaptan products undergoes strict quality inspection to ensure stable and reliable physical and chemical properties. It adopts international standard packaging, sealed and moisture-proof, to ensure safe transportation and storage. Whether it is R&D experiments or industrial production, we can provide you with professional technical support and customized services. With rigorous technology, transparent data and stable supply, we help you efficiently complete chemical applications and innovations.

•Food Additive Industry
Isopropyl Mercaptan has a flavor similar to that of onions and garlic. It can be added to soups, pickled food, seasonings and other foods in the right amounts. This will enhance the taste and authenticity. In some compound seasonings it can be mixed with other spices to simulate an authentic spicy aroma. This makes the food more flavorful and appealing. Due to its strong smell, the dosage of this spice must be carefully controlled to prevent unpleasant flavors.


Daily Chemical Industry
(-)-Menthyl Acetate is used in a variety of everyday chemical products. It’s most common use is in cleaning and personal care products. It is found in oral care products such as toothpaste, mouthwash, tooth powders, and mouth sprays. It masks unpleasant odors in oral care products, and provides a cooling sensation as well as a fresh, long-lasting breath. Its subtle minty scent is ideal for body care products like shower gels and soaps. It also provides a refreshing, invigorating feeling. As a fragrance in air fresheners and car diffusers it blends well with other scents.
•Chemical and Pharmaceutical Industries
It is used in many chemical reactions to create compounds with pharmacological properties, including intermediates of certain antibacterial and antibiotic drugs. It can be used to create new molecular structures that have new functions in drug discovery. It is also used to make reagents, additives and other materials needed for the pharmaceutical industry.


•Chemical Raw Materials
Isopropyl Mercaptan is an important chemical material that has many applications in the chemical industry. It can be used to accelerate the vulcanization of synthetic rubber. It accelerates vulcanization and improves rubber properties such as elasticity and wear resistance. It is also used in metal surface treatment agents to remove rust and degrease, improving surface cleanliness and adhesion. This plays a crucial role in the metal industry.
•Fragrance Industry
Isopropyl Mercaptan, a key component in the fragrance industry’s formulation of special fragrances, is used to create certain fragrances. Its own smell is strong, but it can be combined with other fragrances to create unique fragrances. For example, certain plants or fermented food aromas. These fragrances are used to give daily chemicals like soaps and cleaners a unique smell and increase their marketability. The proportion of isopropyl-mercaptan in the blend must be carefully controlled to achieve a pleasant and harmonious overall fragrance.

Related References
Manufacturer of Isopropyl Mercaptan
Zhishang Chemical is based in Shandong, serves the whole country, faces the world, and is determined to become an excellent supplier and service provider in the chemical industry.
As a top manufacturer of cosmetic raw materials, disinfectants, flavors and fragrances in China, we are committed to producing high-quality products and have won high praise from customers all over the world.
In the next 10 years or even longer, Zhishang will always adhere to the tenet of quality first and reputation first, and devote itself to providing customers with thoughtful and perfect services.
As a professional Isopropyl Mercaptan manufacturer, Zhi shang Chemical has served more than 6,000 customers around the world. Because of our high-quality products and professional services, we have won high praise from most of our customers.
Pre-Sales Service
* Timely reply and 24 hours online, the professional team will provide you with the most favorable prices and high-quality products.
* The sample supports testing and inspection.
* Each batch of products will be tested to ensure that its quality meets user needs.
*Packaging can also be made according to customer requirements.
*Any inquiries will be answered by our relevant personnel within 24 hours.
*We will provide you with commercial invoice, packing list, packing list, COA, health certificate and certificate of origin if you need it. If your market has other special requirements, please let us know.
After-Sales Service
*We will monitor the logistics information in real time and will share the information with you.
* You can consult us at any time if you have any questions about the product, and we will answer you in time.
*If you have any questions about the product, you can report it to us, we will deal with it in time for you, and the product can be returned.
DO YOU ACCEPT SAMPLE ORDER?
We will make samples before mass production. After the samples are approved by the department and users, we will start mass production. During the production process, we will carry out 100% inspection, and then carry out random inspection before packaging.
WHAT’S YOUR MOQ?
Our MOQ is 1kg. But usually we can also accept a smaller quantity, such as 100g, if you need it, provided that the sample fee is 100% paid.
IS THERE A DISCOUNT?
Different quantity has different discount.
HOW TO CONFIRM WHETHER THE PRODUCT QUALITY MEETS OUR NEEDS BEFORE PLACING AN ORDER?
You can consult us to get free samples of some products, you only need to pay the freight or arrange express delivery to us and get the samples. You can send us the product specifications and requirements you need, and we will manufacture products according to your requirements.
DO YOU SUPPLY PRODUCT REPORT?
Yes. We’ll give you product analysis report before shipping.
LEARN MORE ABOUT US
Shandong Look Chemical
1. For products ≤50kg, we recommend using express delivery, which is usually called DDU service (discounted, convenient).
2. For products ≤500kg, we generally recommend air freight, which is usually called FOB, CFR or CIF service (fast and efficient).
3. For products >500kg, we generally recommend shipping by sea, which is usually called FOB, CFR or CIF service (economical, safe).
4. For high-value products, please choose air or express to ensure the safety of product transportation.






