Product
Supplier
Encyclopedia
Inquiry
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 743 qualified manufacturers and 380 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.
4831 Active Pharmaceutical Ingredients items

Secnidazole

CAS No: 3366-95-8

Formula: C7H11N3O3

Categories: Active Pharmaceutical Ingredients > Antibiotics

Secnidazole is a nitroimidazole anti-infective drug. More

Rivastigmine tartrate

CAS No: 129101-54-8

Formula: C14H22N2O2.C4H6O6

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

White to Off-White PowderChEBI: A tartrate salt obtained by reaction of rivastigmine with one equivalent of (R,R)-tartaric acid. A reversible cholinesterase inhibitor.More

(±)-Tetrahydropalmatine

CAS No: 2934-97-6

Formula: C21H25NO4

Categories: Active Pharmaceutical Ingredients > Antipyretic Analgesics

Tetrahydropalmatine, an active component isolated from corydalis, acts through inhibition of amygdaloid release of dopamine to inhibit an epileptic attack in rats. More

Dihydrostreptomycin

CAS No: 128-46-1

Formula: C21H41N7O12

Categories: Active Pharmaceutical Ingredients > Antibiotics

Antibacterial.More

Cefpodoxime

CAS No: 80210-62-4

Formula: C15H17N5O6S2

Categories: Active Pharmaceutical Ingredients > Antibiotics

Off-White SolidMore

1123 Active Pharmaceutical Ingredients Suppliers

Short on time? Let Active Pharmaceutical Ingredients sellers contact you.

Benazepril hydrochloride

CAS No: 86541-74-4

Formula: C24H28N2O5.ClH

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

Benazepril hydrochloride, an angiotensin converting enzyme inhibitor, which is a medication used to treat high blood pressure.Target: angiotensin converting enzyme (ACE)Benazepril hydrochloride is a medication used to treat high blood pressure (hypertension), congestive heart failure, and chronic renal failure. Upon cleavage of its ester group by the liver, benazepril hydrochloride is converted into its active form benazeprilat, a non-sulfhydryl angiotensin-converting enzyme (ACE) inhibiMore

Atovaquone

CAS No: 95233-18-4

Formula: C22H19ClO3

Categories: Active Pharmaceutical Ingredients > Synthetic Anti-infective Drugs

Atovaquone is a medication used to treat or prevent for pneumocystis pneumonia, toxoplasmosis, malaria, and babesia.Target: AntiparasiticAtovaquone (atavaquone) is a chemical compound that belongs to the class of naphthalenes. Atovaquone is a hydroxy-1,4-naphthoquinone, an analog of ubiquinone, with antipneumocystic activity [1]. Atovaquone is an anti-protozoal mitochondrial electron transport inhibitor; Antimalarial; Antipneumocystic, and has also been used to treat toxoplasmosis. It acMore

Bismuth subnitrate

CAS No: 1304-85-4

Formula: Bi5H9N4O22

Categories: Active Pharmaceutical Ingredients > Opacifying

White, heavy, Slightly hygroscopic powderBismuth subnitrate, also referred to as bismuth oxynitrate or bismuthyl nitrate, is a highly water-soluble crystalline compound that has been used as a treatment for duodenal ulcers and anti-diarrheic agent. The use of bismuth substrate as an active ingredient in over-the-counter antacids is approved by the FDA.More

Triethylenetetramine

CAS No: 112-24-3

Formula: C6H18N4

Categories: Active Pharmaceutical Ingredients > Specialty Drugs

Triethylenetetramine is a corrosive liquid.A yellowish liquid. Less dense than water. Combustible, though may be difficult to ignite. Corrosive to metals and tissue. Vapors heavier than air. Toxic oxides of nitrogen produced during combustion. Used in detergents and in the synthesis of dyes, pharmaceuticals and other chemicals.More

Diltiazem

CAS No: 42399-41-7

Formula: C22H26N2O4S

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

ChEBI: A 5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate in which both stereocentres have S configuration. A calcium-channel blocker and vasodilator, it is used as the hydrochloride in the m nagement of angina pectoris and hypertension.More

Doxepin

CAS No: 1668-19-5

Formula: C19H21NO

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

ChEBI: A dibenzooxepine that is 6,11-dihydrodibenzo[b,e]oxepine substituted by a 3-(dimethylamino)propylidene group at position 11. It is used as an antidepressant drug.More

Diisopropylamine

CAS No: 108-18-9

Formula: C6H15N

Categories: Active Pharmaceutical Ingredients > Buffering

Colorless liquid with an ammonia- or fish-like odor.More

Podophyllotoxin

CAS No: 518-28-5

Formula: C22H22O8

Categories: Active Pharmaceutical Ingredients > Antineoplastic Agents

Podophyllotoxin is a potent inhibitor of microtubule assembly and DNA topoisomerase II.IC50 Value:Target: Topoisomerase II; Microtubule/TubulinPodophyllotoxin, a kind of non-alkaloid toxin lignan extracted from the roots and rhizomes of Podophyllum plant, has been shown to inhibit the growth of various carcinoma cells. Podophyllotoxin is a natural product that inhibits the polymerization of tubulin and has served as a prototype for the development of diverse antitumor agents in clinicalMore

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)

Feedback & Suggestions
Send Message

Thank you for your feedback. If you require further assistance, please contact us by email at info@echemi.com or call us at +86-532-55729510.