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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 393 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.
4848 Active Pharmaceutical Ingredients items

Sodium fluoride

CAS No: 7681-49-4

Formula: FNa

Categories: Active Pharmaceutical Ingredients > Antiplaque

Sodium Fluoride is an inorganic salt of fluoride, used as an insecticide. It is also used to fluorinate water supplies, as a wood preservative, in cleaning compounds, manufacture of glass, and for many other uses. More

Pravastatin

CAS No: 81093-37-0

Formula: C23H36O7

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

Pravastatin is an HMG-CoA reductase inhibitor against sterol synthesis with IC50 of 5.6 μM.Target: HMG-CoA reductasePravastatin (marketed as Pravachol or Selektine) is a member of the drug class of statins, used in combination with diet, exercise, and weight-loss for lowering cholesterol and preventing cardiovascular disease.Pravastatin is primarily used for the treatment of dyslipidemia and the prevention of cardiovascular disease. It is recommended to be used only after other measuresMore

Ibandronate

CAS No: 114084-78-5

Formula: C9H23NO7P2

Categories: Active Pharmaceutical Ingredients > Phosphines

White SolidThis third generation biphosphonate was launched in Austria and Germanyfor the treatment of bone disorders such as hypercalcemia in malignancy andostedysis, Paget's disease and osteoporosis. It does not effect bone mineralization,therefore, the potential risk of osteomalacia is prevented. This was a problem withfirst generation derivatives. While the exact mode of action is not understood, theyare inhibitors of osteroclast mediated bone resorption. These compounds stronglyMore

Benidipine

CAS No: 105979-17-7

Formula: C28H31N3O6

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

This oral, once-daily antihypertensive agent (FW = 505.57 g/mol; CAS 105979-17-7), also known by its code name KW-3049, trade name Coniel, and systematic name O -methyl,O -[(3R)-1-(phenylmethyl)piperidin-3-yl] 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate, is a dihydropyridine-class calcium ion blocker that is effective against L-, N-, and T-channels, with potent and selective inhibitory action on cardiac slow calcium channels. Benidipine bound stereospecifically to nMore

Calcium titanate

CAS No: 12049-50-2

Formula: Ca.O.Ti

Categories: Active Pharmaceutical Ingredients > Skin Protecting

-150, +325 mesh 99% pure; occurs naturally as the mineral perovskite; can be made by heating CaO and TiO2 to 1350°C; used as an additive to BaTiO3 [KIR83] [CER91]More

1138 Active Pharmaceutical Ingredients Suppliers

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Tirofiban hydrochloride monohydrate

CAS No: 150915-40-5

Formula: C22H36N2O5S.ClH.H2O

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

White SolidTirofiban is an anti-angina drug, it is successfully developed by the United States Merck company , Patent Number is EP 478363, and in 1998 it was sold in the United States, the trade name is Aggrastat,it is clinically used in treating acute coronary syndromes, including unstable angina or non-Q-wave myocardial infarction, and percutaneous transluminal coronary angioplasty (PTCA) or atherosclerotic plaque excision patients with in combination with heparin. More

(±)-Pheniramine

CAS No: 86-21-5

Formula: C16H20N2

Categories: Active Pharmaceutical Ingredients > Antiallergic Drugs

SolidMore

Canertinib

CAS No: 267243-28-7

Formula: C24H25ClFN5O3

Categories: Active Pharmaceutical Ingredients > Antineoplastic Agents

Canertinib (CI-1033;PD-183805) is a potent and irreversible EGFR inhibitor; inhibits cellular EGFR and ErbB2 autophosphorylation with IC50s of 7.4 and 9 nM. More

Alosetron

CAS No: 122852-42-0

Formula: C17H18N4O

Categories: Active Pharmaceutical Ingredients > Digestive System Drugs

crystalline powderChEBI: A pyrido[4,3-b]indole compound having a 5-methyl-1H-imidazol-4-ylmethyl group at the 2-position.More

Rofecoxib

CAS No: 162011-90-7

Formula: C17H14O4S

Categories: Active Pharmaceutical Ingredients > Antipyretic Analgesics

Off-White (Pale Yellow) Crystalline PowderChEBI: A butenolide that is furan-2(5H)-one that is substituted by a phenyl group at position 3 and by a p-(methylsulfonyl)phenyl group at position 4. A selective cyclooxygenase 2 inhibitor, it was used from 1999 to 2004 for the tr atment of ostoarthritis, but was withdrawn following concerns about an associated increased risk of heart attack and stroke.Rofecoxib ts a non-steroidal anti-inflammatory drug (NSAID) launched in Mexico, its first market, fMore

Benserazide hydrochloride

CAS No: 14919-77-8

Formula: C10H15N3O5.ClH

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

White Crystalline SolidChEBI: A hydrochloride that is the monohydrochloride salt of benserazide. An aromatic-L-amino-acid decarboxylase inhibitor (DOPA decarboxylase inhibitor) that does not enter the central nervous system, it is used as an adjunct to levodopa in the treatment of park nsonism. By preventing the conversion of levodopa to dopamine in the periphery, it causes an increase in the amount of levodopa reaching the central nervous system and so reduces the required dose. Benserazide hMore

Diminazene

CAS No: 536-71-0

Formula: C14H15N7

Categories: Active Pharmaceutical Ingredients > Antiparasitic Drugs

ChEBI: A triazene derivative that is triazene in which each of the terminal nitrogens is substituted by a 4-carbamimidoylphenyl group.More

Oxaprozin

CAS No: 21256-18-8

Formula: C18H15NO3

Categories: Active Pharmaceutical Ingredients > Antipyretic Analgesics

Oxaprozin is an inhibitor of both COX-1 and COX-2 with IC50s of 2.2 μM and 36 μM for human platelet COX-1 and IL-1-stimulated human synovial cell COX-2, respectively. Oxaprozin also inhibits the activation of NF-κB. More

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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