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Operant Scientific
Product catalogue

30 molecules.
Real chemistry, real compliance.

Filter our catalogue by therapeutic area, regulatory status, and availability. Every molecule ships with a complete impurity profile, stability data, and market-specific dossier support.

WHO-GMPMHRA alignedcGMPISO 9001ISO 14001ICH Q7ICH Q9ICH Q10ICH Q1B stabilityUSPEPJPWHO-GMPMHRA alignedcGMPISO 9001ISO 14001ICH Q7ICH Q9ICH Q10ICH Q1B stabilityUSPEPJP
30 of 30
C66H68CaF2N4O10In stock
Cardiovascular · HMG-CoA reductase inhibitor (statin)

Atorvastatin calcium

Also known as Lipitor

CAS
134523-03-8
MW
1155.4 g/mol
Supply as
API + Intermediate
Scale
Commercial (multi-tonne)
WHOMHRAUSDMF
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C44H54CaF2N6O12S2In stock
Cardiovascular · HMG-CoA reductase inhibitor (statin)

Rosuvastatin calcium

Also known as Crestor

CAS
147098-20-2
MW
1001.1 g/mol
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API
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WHOMHRACEP
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C22H22ClKN6OIn stock
Cardiovascular · Angiotensin II receptor blocker (ARB)

Losartan potassium

Also known as Cozaar

CAS
124750-99-8
MW
461.0 g/mol
Supply as
API + Intermediate
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WHOMHRACEP
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C26H31ClN2O8SIn stock
Cardiovascular · Dihydropyridine calcium channel blocker

Amlodipine besylate

Also known as Norvasc

CAS
111470-99-6
MW
567.1 g/mol
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API
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C34H56N2O10Scheduled campaign
Cardiovascular · Cardioselective beta-1 blocker

Metoprolol succinate

Also known as Toprol-XL

CAS
98418-47-4
MW
652.8 g/mol
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API
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C17H18Cl3NIn stock
CNS · Selective serotonin reuptake inhibitor (SSRI)

Sertraline hydrochloride

Also known as Zoloft

CAS
79559-97-0
MW
342.7 g/mol
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API
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C22H23FN2O5Scheduled campaign
CNS · SSRI

Escitalopram oxalate

Also known as Lexapro, Cipralex

CAS
219861-08-2
MW
414.4 g/mol
Supply as
API
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Commercial
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C17H20N4SIn stock
CNS · Atypical antipsychotic

Olanzapine

Also known as Zyprexa

CAS
132539-06-1
MW
312.4 g/mol
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API
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Commercial
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C8H14N2O2In stock
CNS · Antiepileptic (SV2A modulator)

Levetiracetam

Also known as Keppra

CAS
102767-28-2
MW
170.2 g/mol
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API
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C17H19ClFN3O3In stock
Anti-infective · Fluoroquinolone antibiotic

Ciprofloxacin hydrochloride

Also known as Cipro

CAS
86393-32-0
MW
367.8 g/mol
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API + Intermediate
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C38H72N2O12·2H2OIn stock
Anti-infective · Macrolide antibiotic

Azithromycin dihydrate

Also known as Zithromax

CAS
117772-70-0
MW
785.0 g/mol
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API
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C16H15N5O7S2·3H2OScheduled campaign
Anti-infective · Third-generation cephalosporin

Cefixime trihydrate

Also known as Suprax

CAS
125110-14-7
MW
507.5 g/mol
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API
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C38H69NO13In stock
Anti-infective · Macrolide antibiotic

Clarithromycin

Also known as Biaxin

CAS
81103-11-9
MW
748.0 g/mol
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API
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C16H19N3O5S·3H2OIn stock
Anti-infective · Beta-lactam antibiotic (penicillin)

Amoxicillin trihydrate

Also known as Amoxil

CAS
61336-70-7
MW
419.5 g/mol
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API
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C4H12ClN5In stock
Metabolic · Biguanide antihyperglycemic

Metformin hydrochloride

Also known as Glucophage

CAS
1115-70-4
MW
165.6 g/mol
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API
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C16H15F6N5O·H3PO4·H2OScheduled campaign
Metabolic · DPP-4 inhibitor

Sitagliptin phosphate

Also known as Januvia

CAS
654671-77-9
MW
523.3 g/mol
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API
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C21H25ClO6Scheduled campaign
Metabolic · SGLT2 inhibitor

Dapagliflozin

Also known as Farxiga, Forxiga

CAS
461432-26-8
MW
408.9 g/mol
Supply as
API + Intermediate
Scale
Pilot (up to 50 kg)
MHRA
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C23H27ClO7Made to order
Metabolic · SGLT2 inhibitor

Empagliflozin

Also known as Jardiance

CAS
864070-44-0
MW
450.9 g/mol
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API
Scale
Pilot (up to 50 kg)
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C35H35ClNNaO3SIn stock
Respiratory · Leukotriene receptor antagonist

Montelukast sodium

Also known as Singulair

CAS
151767-02-1
MW
608.2 g/mol
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API
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(C13H21NO3)2·H2SO4In stock
Respiratory · Short-acting β2 agonist (SABA)

Salbutamol sulfate

Also known as Ventolin, Albuterol sulfate

CAS
51022-70-9
MW
576.7 g/mol
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API
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C29H31N7O·CH4O3SScheduled campaign
Oncology · Tyrosine kinase inhibitor

Imatinib mesylate

Also known as Gleevec, Glivec

CAS
220127-57-1
MW
589.7 g/mol
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API
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C22H24ClN3O4Made to order
Oncology · EGFR tyrosine kinase inhibitor

Erlotinib hydrochloride

Also known as Tarceva

CAS
183319-69-9
MW
429.9 g/mol
Supply as
API
Scale
Pilot (up to 25 kg)
MHRA
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C17H11N5In stock
Oncology · Aromatase inhibitor

Letrozole

Also known as Femara

CAS
112809-51-5
MW
285.3 g/mol
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API
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C17H19N3O3SIn stock
Gastroenterology · Proton pump inhibitor (PPI)

Omeprazole

Also known as Prilosec, Losec

CAS
73590-58-6
MW
345.4 g/mol
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API
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(C17H18N3O3S)2MgIn stock
Gastroenterology · PPI (S-enantiomer of omeprazole)

Esomeprazole magnesium

Also known as Nexium

CAS
161796-78-7
MW
713.1 g/mol
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API
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C16H14F2N3NaO4SScheduled campaign
Gastroenterology · PPI

Pantoprazole sodium

Also known as Protonix

CAS
138786-67-1
MW
405.4 g/mol
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API
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C13H18O2In stock
Pain Management · NSAID (propionic acid derivative)

Ibuprofen

Also known as Advil, Motrin, Nurofen

CAS
15687-27-1
MW
206.3 g/mol
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API
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WHOMHRAUSDMF
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C14H13NaO3In stock
Pain Management · NSAID (propionic acid derivative)

Naproxen sodium

Also known as Aleve

CAS
26159-34-2
MW
252.2 g/mol
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API
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Commercial
WHOMHRA
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C44H69NO12Made to order
Dermatology · Calcineurin inhibitor / immunosuppressant

Tacrolimus

Also known as Prograf, Advagraf

CAS
104987-11-3
MW
804.0 g/mol
Supply as
API
Scale
Pilot (up to 10 kg)
MHRA
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C8H5F3N2OSScheduled campaign
Rare Disease · Neuroprotective agent

Riluzole

Also known as Rilutek

CAS
1744-22-5
MW
234.2 g/mol
Supply as
API
Scale
Pilot (up to 25 kg)
WHOMHRA
View spec sheet
Quality guarantee

Every batch, audit-ready.

Every molecule in our catalogue is manufactured under WHO-GMP and MHRA-aligned frameworks with in-line impurity control, full ICH Q1B stability data, and client-facing batch records. Regulatory filings are prepared in-house by chemists who sit across the table from inspectors.

See quality & regulatory posture
100%
Inspection pass rate
0
Critical findings 8 yrs
ICH
Q1B stability program
24/7
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Custom molecules welcome

We take on new molecules
every quarter.

Our catalogue represents current commercial supply. For custom molecules — including route scouting, tech transfer, and dedicated-campaign supply — send a two-line brief.

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