Intermidiates

At CaliDrux , we specialize in the production of high-quality API intermediates by partnering with trusted, certified manufacturing facilities. We offer flexible and scalable solutions for pharmaceutical companies looking to produce API intermediates with the assurance of compliance, quality, and reliability. By leveraging our established network of manufacturing partners, we ensure that our clients receive cost-effective and efficient solutions for their production needs.

API INTERMEDIATES CAS No. End Use 
Para Nitro Benzoic Acid  62-23-7 Folic Acid,Benzocaine, Octyl Methoxycinnamate (OCMX)
Meta Nitro Benzoic Acid  121-92-6 Suramin Sodium , Acetrizoic acid 
Para Chloro Benzoic Acid  74-11-3 Bumetanide, Clopamide, Iodamide, Mebendazole, progabide, Tripamide
Para Amino Benzoic Acid  (PABA) 150-13-0 Benzocaine
4- Hydrazine Benzoic Acid  619-67-0 Deferasirox
Meta Amino Benzoic Acid  99-05-8 Tricaine
4-Chloro Benzene Sulfonic Acid  98-66-8 Sulfadiazine, Sulfamerazine, Sulfamethazine, Dye Intermediate
Sodium 4-Toluene Sulfinate  824-79-3 Pharmaceutical Intermediate , Dye Intermediate
4-Amino Acetanilide  122-80-5 Beta-lactam antibiotics , Dyes and Pigment
Thiosalicylic Acid 147-93-3 Flupentixol & Thimerosal
Meta Amino Phenol   591-27-5 agrochemicals, pharmaceuticals & Dyes
4-Aminomethyl Benzoic Acid (PAMBA) 56-91-7 apoptozole
2-Mercapto-N-Methylbenzamide 20054-45-9 Axitinib
N-(5-Amino-2-Methylphenl)-4-(3- Pyridyl)-2-Pyrimidine-Amine 152460-10-1 Imatinib Mesylate
P-Methoxy Benzoic Acid  100-09-4  Amiodarone / Aniracetam
M-Methoxy Benzoic Acid  586-38-9 Flavoring agent
O-Methoxy Benzoic Acid  529-75-9 Levosulpiride
N-(2-Methyl-5-Nitrophenyl)-4- (Pyridine-3-Yl)Pyrimidine-2-Amine 152460-09-8 Imatinib Mesylate
3-(Dimethylamino)-1-(Pyridine-3- Yl)Prop-2-En-1-One 55314-16-4 Nilotinib Intermediate
(2-Methyl-5-Nitrophenyl) Guanidine Nitrate 152460-08-7 Imatinib Mesylate
2,2'-Dithiobis[N-Methyl-Benzamide] 2527-58-4 Axitinib
2,4-Thiazolidinedione 2295-31-0 Rosiglitazone and Pioglitazone
Salicylamide 65-45-2 Deferasirox
Pamoic Acid (Embonic Acid) 130-85-8 Pyrantel pamoate
5-Bromo-2-Chlorobenzoic Acid 21739-92-4 Dapagliflozin
2-Methoxy -5-(Methylsulfonyl)Benzoic Acid 50390-76-6 Levosulpiride
Methyl 2-Methoxy-5-Sulfamoyl Benzoate 33045-52-2 Levosulpiride
Para Nitro Phenol  100-02-7 Paracetamol
Ortho Nitro Phenol  88-75-5 Pharma , Agrochemicals, Dyes 
4-Acetamidobenzoic Acid   556-08-1       inosine pranobex
Acetyl MPDSA  88-64-2 Dyes Intermediate
N- Benzoyl H Acid  117-46-4 Dyes Intermediate
Acetyl H Acid 134-34-9 Dyes Intermediate
Acetyl European K Acid    Food Color Intermediate
4-aminopyridine-3-sulfonic Acid 29452-57-1 Torsemide 
N-Acetyl-4-(2-aminoethyl)-benzenesulfonamide 41472-49-5  Glipizide, Glimepiride, Gliquidone, and Glibenclamide. 
Sulfanilamide  63-74-1 Sulfadiazine , Sulfamethoxazole,Celecoxib ,Furosemide,Hydrochlorothiazide,Methazolamide,Azo dyes,Pesticides

As a Contract Manufacturing Organization (CMO), we manage the complete production process of API intermediates at trusted, GMP-certified partner facilities. Our team oversees all stages of production, ensuring that quality, timelines, and regulatory requirements are met. With a focus on efficiency and cost-effectiveness, we offer flexible production capacities and scalability based on your project’s needs.”

We partner only with manufacturers that adhere to strict Good Manufacturing Practices (cGMP), and our in-house quality control team conducts rigorous testing and oversight throughout the entire production process. This ensures that every API intermediate meets international regulatory standards, including FDA, EMA, and ICH guidelines.

We take full responsibility for coordinating with our partner manufacturing sites, ensuring that all logistics, timelines, and quality control processes run smoothly. Our global supply chain expertise guarantees timely delivery and consistent production outcomes, no matter the scale or complexity of your project.

Calidrux Lifesciences

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