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Home > Active Pharmaceutical Ingredients
In the chemical industry, API is Active Pharmaceutical Ingredients, meaning the active ingredients in pharmaceutical products. It is the core substance for producing the intended therapeutic effect. The quality of Active Pharmaceutical Ingredients is critical to the safety and efficacy of the final pharmaceutical product. Therefore, the production of API chemicals involves strict regulatory guidelines and standards, such as GMP (Good Manufacturing Practices) and GLP (Good Laboratory Practices). On ECHEMI, you can select API chemical products on your demand from various active pharmaceutical ingredient manufacturers and distributors.

Active Pharmaceutical Ingredients Suppliers

Buying Active Pharmaceutical Ingredients (APIs) can still be challenging, especially when quality, compliance, and supply stability matter most. On ECHEMI, you can access 745 qualified manufacturers and 386 verified distributors across China, India, the USA, Europe, and other regions. Compare API specifications, review compliance standards, and connect directly with reliable suppliers to support your pharmaceutical production and research needs.
Explore active pharmaceutical ingredients for your specific needs now.
4850 Active Pharmaceutical Ingredients items

Benorylate

CAS No: 5003-48-5

Formula: C17H15NO5

Categories: Active Pharmaceutical Ingredients > Amides

Benorylate (Benoral) is the esterification product of paracetamol and acetylsalicylic acid. It has anti-inflammatory, analgesic and antipyretic properties. Benorylate could also inhibit prostaglandin (PG) synthesis. More

Thyrotropin

CAS No: 9002-71-5

Categories: Active Pharmaceutical Ingredients > Hormones and the Endocrine System

A hormone secreted by the anterior lobe of the pituitary gland. It increases the rate of removal of iodine from the blood by the thyroid gland, synthesis of the thyroid hormone, and its release into the bloodstream. The thyrotropic hormone is a protein with a low molecular weight (about 10,000) that contains some carbohydrate. More

3-Fluorobenzylamine

CAS No: 100-82-3

Formula: C7H8FN

Categories: Active Pharmaceutical Ingredients > Antibiotics

clear colorless liquidMore

(+)-Cloprostenol sodium

CAS No: 62561-03-9

Formula: C22H28ClNaO6

Categories: Active Pharmaceutical Ingredients > Hormones and the Endocrine System

d-Cloprostenol Sodium Salt is the d-enantiomer of Cloprostenol (C587300), an aryl-oxymethyl analog of prostaglandin F2α.More

Protamines

CAS No: 9012-00-4

Categories: Active Pharmaceutical Ingredients > Blood System Drugs

Water soluble, producing basic solu- tions. More

Puromycin

CAS No: 53-79-2

Formula: C22H29N7O5

Categories: Active Pharmaceutical Ingredients > Antibiotics

Puromycin dihydrochloride is the dihydrochloride salt of puromycin. Puromycin is an aminoglycoside antibiotic that inhibits protein synthesis. More

1131 Active Pharmaceutical Ingredients Suppliers

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Iloprost

CAS No: 78919-13-8

Formula: C22H32O4

Categories: Active Pharmaceutical Ingredients > Hormones and the Endocrine System

Iloprost (ZK 36374) is a synthetic analogue of prostacyclin PGI2.Target: Iloprost is a stable prostacyclin analog commonly employed in the treatment of peripheral vascular disease and also indicated in the treatment of patients affected by systemic sclerosis (SSc) in the presence of severe Raynaud's phenomenon (RP). [1] Iloprost dilates systemic and pulmonary arterial vascularbeds. Iloprost also affects platelet aggregation but the relevance of this effect to the treatment of pulmonary hMore

Papaverine

CAS No: 58-74-2

Formula: C20H21NO4

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

White crystalline powder; obtained asorthorhombic prisms from an alcohol–ethermixture; melts at 147°C (296.6°F); sublimesunder vacuum; insoluble in water; soluble inacetone, glacial acetic acid, and benzene.More

(±)-Tetrahydrozoline

CAS No: 84-22-0

Formula: C13H16N2

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

Fumagillin

CAS No: 23110-15-8

Formula: C26H34O7

Categories: Active Pharmaceutical Ingredients > Antibiotics

Fumagillin(NSC9168) is a complex biomolecule and used as an antimicrobial agent.Target: AntiparasiticFumagillin is an active amebicide and anti-infective isolated from the fungus Aspergillus fumigatus. Fumagillin does exhibit some side effects that have deterred its acceptance as a viable treatment, but the current body of research on the synthesis of novel analogs of this molecule shows an exciting and promising revival of this drug as both an anti-infective and antiangiogenic agent [1]More

Flecainide

CAS No: 54143-55-4

Formula: C17H20F6N2O3

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

White Crystalline PowderMore

Tebipenem

CAS No: 161715-21-5

Formula: C16H21N3O4S2

Categories: Active Pharmaceutical Ingredients > Antibacterials

Tebipenem is an orally available carbapenem antibiotic, shows broad-spectrum activity against Gram-positive and -negative bacteria, except for Pseudomonas aeruginosa. More

Lithocholic acid

CAS No: 434-13-9

Formula: C24H40O3

Categories: Active Pharmaceutical Ingredients > Digestive System Drugs

Lithocholic acid is a toxic secondary bile acid, causes intrahepatic cholestasis, has tumor-promoting activity.Target: OthersLithocholic acid has been used in a study to assess cholestasis and its action on several organs and tissues in rats. It has also been used in a study to investigate the regulation of hepatic phospholipid and bile acid homeostasis through SMAD3 activation by TGFβ. It has been implicated in human and experimental animal carcinogenesis. Preliminary in vitro researchMore

Active Pharmaceutical Ingredients Market

Market report will help you efficiently source API chemicals! ECHEMI can provide export and import data of API products you need to monitor and analyze the API market!
  • Phytosterol:

    40.0Yuan/kg -

Frequently Asked Questions

Are APIs safe to store and transport?

APIs must be handled according to regulatory and safety guidelines. Proper storage conditions, protective equipment, and transportation protocols are required to maintain stability and prevent contamination or hazards.

What industries use APIs?

APIs are widely used in pharmaceutical, veterinary, nutraceutical, and chemical research industries. They are essential for manufacturing medications, supplements, and experimental formulations.

How can I buy active pharmaceutical ingredients in bulk?

You can find certified API manufacturers and traders on ECHEMI. They provide detailed product information, CAS numbers, and safety data sheets (SDS) to ensure safe and reliable bulk purchases.

What are the top selling APIs on ECHEMI?

The top selling APIs on ECHEMI include Veterinary Raw Materials, Anesthetic Agents, Antiallergic Drugs, Feed Additives, Hormones and Endocrine Drugs, Digestive System Drugs, Vitamins and Minerals, Synthetic Anti-infective Drugs, Respiratory Drugs, and other chemical drugs.

What are active pharmaceutical ingredients?

Active Pharmaceutical Ingredients, also known as APIs, are the main active ingredients in a pharmaceutical drug to provide the intended therapeutic effect. APIs can be chemically synthesized or obtained from natural sources like plants and animals. After identifying the API, it is combined with other inactive ingredients to create a drug product that can be taken in different forms, such as tablets, capsules or injections.

What are the most common active pharmaceutical ingredients?

Here are some examples of common API chemicals.

1) Paracetamol (Acetaminophen) - a pain reliever and fever reducer

2) Ibuprofen - a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain, fever, and inflammation

3) Aspirin - a medication used to reduce pain, fever, and inflammation and also used as a blood thinner

4) Amoxicillin - an antibiotic used to treat bacterial infections

5) Metformin - an oral medication for type 2 diabetes that lowers blood sugar levels

6) Omeprazole - a proton-pump inhibitor (PPI) used to reduce stomach acid production

7) Atorvastatin - a medication used to lower cholesterol levels in the blood

8) Sertraline - an antidepressant medication belonging to the class of selective serotonin reuptake inhibitors (SSRIs)

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