Name:Quinine Sulfate Dihydrate
Cas: 804-63-7
Purity: 99%
MOQ: 1KG
Quinine Sulfate Dihydrate, an alkaloid salt compound obtained from cinchona’s bark. It is usually white powder or needle-shaped crystals. It is odorless and has a bitter taste. The quinoline ring and its chemical structure give it specific chemical and physical properties. It is, for example, sensitive to air and light, and can deteriorate over time. It is therefore best stored in a sealed container, away from light and in a place that’s dry.
The discovery of quinine dihydrate, a natural alkaloid derivate, is closely linked to the research on the medicinal properties of cinchona. Researchers extracted quinine from the bark of cinchona and chemically transformed it into quinine-sulfate. This is soluble and more stable. Its chemical properties have potential applications in certain fields. And its research history offers important insights into natural medicinal chemistry.
| Melting point | ~225 °C (dec.)(lit.) |
| alpha | -245 º (c=2, 0.1M HCl) |
| FEMA | 2977 | QUININE SULFATE |
| storage temp. | Keep in dark place,Sealed in dry,2-8°C |
| solubility | Soluble in a mixture of chloroform and absolute alcohol (2:1). |
| form | Crystalline Powder |
| color | Light yellow or beige to brown |
| Odor | odorless |
| Odor Type | odorless |
| Water Solubility | 0.12 g/100 mL (20 ºC) |
Directory Guidance on Quinine Sulfate Dihydrate
⇒We provide high-purity chemical raw materials with clear molecular formula and precise specifications. Each batch of Quinine Sulfate Dihydrate 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.

Quinine sulfate is a compound that was derived from alkaloids. It has been used in medicine, as food additives and for scientific research. It was used in medicine to treat malaria and to relieve pain, but due to side effects and drug resistance, its use was restricted. In the food industry it is used to impart unique flavors as an bitter taste agent. However, strict safety standards are required. The use of quinine is a specific and limited one. Although its applications have decreased, its research still provides assistance in the development related disciplines.
Quinine Sulfate Dihydrate a classic drug in medicine, was used to treat malaria. It is particularly effective at killing red blood cell schizonts of Plasmodium viviax and Plasmodium squaree. In the past, it was used to control acute malaria symptoms in clinical practice. It had a very clear killing effect. Its main mechanism is to inhibit the activity of specific enzymes within the malaria parasite and disrupt its protein metabolism, preventing growth and reproduction. Quinine sulfate has antimalarial, antipyretic, mild anti-inflammatory, and analgesic effects in addition to its antimalarial action. Quinine Sulfate Dihydrate is used to relieve body aches and fever from colds, flu and other illnesses. With the increasing popularity of quinine sulfate in clinical settings, resistance to the drug has increased. Its side effects, including tinnitus and headaches, nausea and vomiting, blurred sight, and other cinchona-like reactions, are now more noticeable. In severe cases it can also cause hemolysis and arrhythmia. Artemisinin, chloroquine and other safer and more effective drugs have gradually replaced it in the treatment of malaria. Only under strict medical supervision is it used in the case of drug-resistant parasites or when other medications are not suitable.
Due to its unique and strong bitterness, Quinine Sulfate Dihydrate is used as an additive in food products. It’s mainly used for mixing various foods and drinks that need bitter flavors. The bitterness of the quinine is the main source of flavor in carbonated drinks, like certain quinine waters (tonic waters). It can be balanced with sweetness, sourness etc. The bitterness of the Quinine Sulfate Dihydrate is the main source of flavor in carbonated beverages, such as certain quinine water (tonic water), which can balance with sweetness, sourness, etc. A quinine-sulfate overdose can be harmful to health due to its physiological activity. Most countries, including China have strict regulations on the use of quinine sulfate in food. China’s National Food Safety Standard for the Use of Food Additives (GB 2760), for example, clearly specifies the maximum and scope of quinine sulfate usage. To ensure consumer safety and the right to know, food production enterprises should adhere to the standards for adding quinine.
Due to its unique chemical composition and physiological activity, Quinine Sulfate Dihydrate is a common tool reagent used in scientific research. In ion-channel research, quinine can act specifically on specific ion-channels on the cell membrane. These include potassium ion, calcium ion, etc. It helps researchers understand the role of ion-channels in physiological processes, such as cell excitability and signal transduction. Quinine Sulfate Dihydrate a model compound or positive control in antimalarial research, is used by drug developers as a drug development tool. Researchers modify the chemical structure of quinine sulfate, synthesize and design a series derivatives and screen for new drugs with stronger antimalarial activity and lower toxicity. This lays the foundation for a new generation antimalarial drug. Quinine sulfate can also be used in microbiological studies for the identification and cultivation of microorganisms, or to test drug sensitivity. This helps in the study of physiological characteristics of microorganisms and resistance mechanisms.
Related References
Manufacturer of Quinine Sulfate Dihydrate
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 Quinine Sulfate Dihydrate 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.
Company Info
Cooperation Partner
Hot Products

Understanding Limonene Isomers: Purity, Odor Profiles, and Industrial Application Guide

D-Limonene vs. L-Limonene vs. Dipentene (CAS 138-86-3): How to Choose the Right Isomer for Fragrances & Formulations

Avobenzone vs. Zinc Oxide: How to Choose the Best UVA Filter for Broad-Spectrum Sunscreens

Formulating with Avobenzone (CAS 70356-09-1): Photostability Solutions, Solubility & B2B Sourcing Guide

How to Source High-Purity Asiaticoside Powder (CAS 16830-15-2) for Skincare Manufacturing

Myristic Acid vs Lauric Acid: Key Differences in Cosmetic & Personal Care Products

Top 5 Factors to Consider When Sourcing Cosmetic-Grade Myristic Acid in Bulk

