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Home > Pharmaceutical Intermediates
Echemi.com offers a wide range of pharmaceutical intermediates as fundamental components for active pharmaceutical ingredients (APIs). The products available include Analgesics, Anesthetics, Anti-Addiction Agents, Antibacterials agonists, Blood Products, Dental and Oral Agents, Sleep Disorder Agents, Bulk Drug Intermediates, and others. Buy pharmaceutical intermediates of different grades at competitive prices from multiple manufacturers or suppliers to ensure your best value now!

Pharmaceutical Intermediates Sourcing

Pharmaceutical intermediates are essential building blocks in the production of APIs and finished medicines, widely used in antibiotics, anti-inflammatory drugs, cardiovascular treatments, and more. When sourcing pharmaceutical intermediates, buyers usually focus on three key factors: grade consistency, regulatory compliance, and production capacity. On ECHEMI, you can connect with 387 qualified manufacturers and 565 verified trading suppliers, covering multiple grades and specifications to support different stages of drug development and commercial production.
Explore pharmaceutical Intermediates for your specific needs now.
29874 Pharmaceutical Intermediates items

Peptides

Categories: Pharmaceutical Intermediates > Bulk Drug Intermediates

(+)-Ibuprofen

CAS No: 51146-56-6

Formula: C13H18O2

Categories: Pharmaceutical Intermediates > Bulk Drug Intermediates

(S)-(+)-Ibuprofen is the S-enantiomer of Ibuprofen. Ibuprofen is an anti-inflammatory inhibitor targeting COX-1 and COX-2 with IC50 of 13 μM and 370 μM, respectively. More

(-)-Cetirizine

CAS No: 130018-77-8

Formula: C21H25ClN2O3

Categories: Pharmaceutical Intermediates > Bulk Drug Intermediates

Off-White SolidThe (R)-enantiomer of the second-generation antihistamine cetirizine, levocetirizine, was first introduced in Germany for seasonal allergic rhinitis (including ocular symptoms), perennial allergic rhinitis and chronic idiopathic urticaria. The dihydrochloride salt can be prepared in four steps from optically active 4-chlorobenzhydrylamine obtained by resolution of its racemate with (+)-tartaric acid. No clinically relevant effect on electrocardiograms of healthy volunteers waMore

Acetaldehyde

CAS No: 75-07-0

Formula: C2H4O

Categories: Pharmaceutical Intermediates > Fragrance Ingredient

Acetaldehyde is a highly fl ammable, volatile, colorless liquid. It has a characteristic pun- gent and suffocating odor, and is miscible in water. Acetaldehyde is ubiquitous in the ambient environment. It is an intermediate product of higher plant respiration and formed as a product of incomplete wood combustion in fi replaces and woodstoves, burning of tobacco, vehicle exhaust fumes, coal refi ning, and waste processing. Exposures to acetal- dehyde occur during the prMore

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Tenofovir

CAS No: 147127-20-6

Formula: C9H14N5O4P

Categories: Pharmaceutical Intermediates > Phosphines

White Crystalline SolidChEBI: A member of the class of phosphonic acids that is methylphosphonic acid in which one of the methyl hydrogens is replaced by a [(2R)-1-(6-amino-9H-purin-9-yl)propan-2-yl]oxy group. An inhibitor of HIV-1 reverse transcriptase, the bis(isopropyloxycarbonyloxy ethyl) ester (disoproxil ester) prodrug is used as the fumaric acid salt in combination therapy for the treatment of HIV infection.More

acetaldehyde

CAS No: 1632-98-0

Formula: C2H4O

Categories: Pharmaceutical Intermediates > Bulk Drug Intermediates

Dibenzyl

CAS No: 103-29-7

Formula: C14H14

Categories: Pharmaceutical Intermediates > Perfuming

white to light yellow crystal powdeChEBI: A diphenylethane that is the 1,2-dihydro derivative of stilbene.More

Uracil

CAS No: 66-22-8

Formula: C4H4N2O2

Categories: Pharmaceutical Intermediates > Skin Conditioning

Uracil is a common and naturally occurring pyrimidine derivative and one of the four nucleobases in the nucleic acid of RNA. More

4-Methoxybenzoic acid

CAS No: 100-09-4

Formula: C8H8O3

Categories: Pharmaceutical Intermediates > Fragrance Ingredient

white powder 4-Methoxybenzoic acid is practically odorless.ChEBI: A methoxybenzoic acid substituted with a methoxy group at position C-4.Anisic acid or methoxybenzoic acid is an organic compound which is a carboxylic acid. P-Anisic acid, known also as 4-methoxybenzoic acid or Draconic acid, which is a methoxybenzoic acid substituted with a methoxy group at position C-4, and P-Anisic acid is an organic acid with sweet flavor. It is one of the isomers (m-anisic acid, and o-anisic acid) of anisicMore

Clarithromycin

CAS No: 81103-11-9

Formula: C38H69NO13

Categories: Pharmaceutical Intermediates > Antibacterials

Clarithromycin is a macrolide antibiotic and a CYP3A4 inhibitor.Target: Antibacterial; CYP3A4Clarithromycin is a macrolide antibiotic used to treat pharyngitis, tonsillitis, acute maxillary sinusitis, acute bacterial exacerbation of chronic bronchitis, pneumonia (especially atypical pneumonias associated with Chlamydophila pneumoniae), skin and skin structure infections. Clarithromycin prevents bacteria from growing by interfering with their protein synthesis. It binds to the subunit 50SMore

Candesartan

CAS No: 139481-59-7

Formula: C24H20N6O3

Categories: Pharmaceutical Intermediates > Cardiovascular Agents

Crystalline SolidChEBI: A benzimidazolecarboxylic acid that is 1H-benzimidazole-7-carboxylic acid substituted by an ethoxy group at position 2 and a ({2'-(1H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl}methyl) group at position 1. It is a angiotensin eceptor antagonist used for the treatment of hypertension.Candesartan, (+)-1-[[(cyclohexyloxy)carbonyl]-oxy]ethyl 2- ethoxy-1-[[2'-(1H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1H-benzimidazole-7-carboxylate(Atacand), like losartan, possesses the acidicMore

Polyamide fibers

CAS No: 63428-84-2

Formula:

Categories: Pharmaceutical Intermediates > Bulk Drug Intermediates

A synthetic polymer in which the monomers are linked by the group –NH–CO–. Nylon is an example of a polyamide. polyamide: A type of condensationpolymer produced by the interactionof an amino group of one moleculeand a carboxylic acid group of anothermolecule to give a protein-likestructure. The polyamide chains arelinked together by hydrogen bonding.More

Pharmaceutical Intermediates Market

Dive deep into the Pharmaceutical Intermediate market with market monitoring and data analysis to help you source what you need.
  • Cefazolin sodium salt:

    825.0Yuan/kg -
  • 4-Aminophenol:

    27.5Yuan/kg
  • Amoxicillin:

    295.0Yuan/mt
  • Ampicillin:

    295.0Yuan/mt

Frequently Asked Questions

How can I verify the reliability of a supplier?

You can evaluate a supplier by reviewing their certifications (such as GMP or ISO), production capabilities, years of experience, customer feedback, and the completeness of their technical documentation.

Are pharmaceutical intermediates regulated?

While pharmaceutical intermediates are not always regulated as strictly as APIs, many are still subject to quality and safety standards, especially when used for drug manufacturing. Buyers should confirm compliance with relevant local and international regulations.

What specifications should I check before purchasing?

Before purchasing, always check the product’s purity grade, moisture content, residual solvents, particle size (if applicable), packaging type, and shelf life. Supporting documents such as COA and SDS should also be reviewed carefully.

How do I choose the right pharmaceutical intermediate for my application?

Selecting the right intermediate depends on its CAS number, purity, molecular structure, solubility, and stability. It is also important to ensure that the chosen compound matches your specific reaction pathway and regulatory requirements.

Can I buy bulk pharmaceutical intermediates?

Yes. ECHEMI connects buyers with both manufacturers and trusted traders who can supply pharmaceutical intermediates in bulk quantities. Custom orders and long-term supply agreements can also be discussed directly with suppliers.

What are pharmaceutical intermediates?

Pharmaceutical intermediates are chemical compounds used to produce active pharmaceutical ingredients (APIs). They are the "building blocks" or raw materials for the final API through various chemical reactions, such as oxidation, reduction, and condensation. Pharmaceutical intermediates can be organic or inorganic compounds with different shapes, sizes, and solubilities. Some common examples of pharmaceutical intermediates include amino acids, sugars, alcohols, esters, and halogenated compounds.

What is the difference between API and pharmaceutical intermediates?

API, short for Active Pharmaceutical Ingredient, is part of a drug that produces its intended effects. It is the biologically active component of a pharmaceutical formulation.

Pharmaceutical intermediates are chemical compounds used as building blocks to synthesize APIs. They are the main substances that undergo further chemical reactions to produce the API.

So, the main difference between API and pharmaceutical intermediates is that an API is the final product for drugs, while pharmaceutical intermediates are the initial components of API.

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