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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Lopinavir, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Lopinavir impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Lopinavir-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Lopinavir Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2,4-Phenoxy Lopinavir-d8 Impurity Stable Isotopes CS-T-96343 Not Available Enquire
Isolopinavir-d9 Stable Isotopes CS-T-96357 Not Available Enquire
Lopinavir D-Valine Diastereomer-d9 Stable Isotopes CS-T-96348 Not Available Enquire
Lopinavir N2,N5-(2,6-Xylyloxy)acetyl Impurity-d9 Stable Isotopes CS-T-96346 Not Available Enquire
Lopinavir N2,N5-Divalinate Impurity-d8 Stable Isotopes CS-T-96350 Not Available Enquire
Lopinavir O-Sulfate-d8 Stable Isotopes CS-T-96349 Not Available Enquire
Lopinavir-d8 Stable Isotopes CS-O-03071 1224729-35-4 In Stock
N2-Des(L-valinyl) Lopinavir N2,O5-Oxazine-d9 Stable Isotopes CS-T-96370 Not Available Enquire
N2-Des(L-valinyl) N2-Acetyl Lopinavir-d9 Stable Isotopes CS-T-96371 Not Available Enquire
N2-Des(L-valinyl) N2-Formal Lopinavir-d9 Stable Isotopes CS-T-96373 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Isolopinavir API Standards CS-TB-75921 1132765-59-3 Enquire
Lopinavir API Standards CS-O-30497 192725-17-0 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2,6-Xylyloxy)acetyl Lopinavir Impurities CS-T-62793 943250-65-5 Enquire
Abacavir Lopinavir Methylene Conjugation Impurities CS-O-33258 Not Available Enquire
Isolopinavir Impurities CS-EO-00401 Not Available Enquire
Lopinavir 4R-Epimer Impurities CS-EO-00402 Not Available Enquire
Lopinavir EP Impurity A Impurities CS-T-47854 192726-05-9 Enquire
Lopinavir EP Impurity B Impurities CS-O-32540 Not Available Enquire
Lopinavir EP Impurity C Impurities CS-O-32541 Not Available Enquire
Lopinavir EP Impurity D Impurities CS-O-32542 Not Available Enquire
Lopinavir EP Impurity E Impurities CS-O-32543 Not Available Enquire
Lopinavir EP Impurity F Impurities CS-P-08106 Not Available Enquire
Lopinavir EP Impurity G Impurities CS-P-08107 Not Available Enquire
Lopinavir EP Impurity H Impurities CS-O-32539 Not Available Enquire
Lopinavir EP Impurity I Impurities CS-O-32544 Not Available Enquire
Lopinavir EP Impurity J Impurities CS-O-32545 Not Available Enquire
Lopinavir EP Impurity k Impurities CS-O-32546 1623021-24-8 Enquire
Lopinavir EP Impurity L Impurities CS-O-32547 Not Available Enquire
Lopinavir EP Impurity M Impurities CS-O-32548 Not Available Enquire
Lopinavir EP Impurity N Impurities CS-O-32549 1798014-18-2 Enquire
Lopinavir EP Impurity O Impurities CS-O-32550 Not Available Enquire
Lopinavir EP Impurity P Impurities CS-O-32551 1217628-64-2 Enquire
Lopinavir EP Impurity Q Impurities CS-O-32552 667904-94-1 Enquire
Lopinavir EP Impurity T Impurities CS-O-30498 1797024-56-6 In Stock
Lopinavir Impurity 1 Impurities CS-EO-00487 Not Available Enquire
Lopinavir Impurity 2 Impurities CS-EO-02998 1370045-08-1 Enquire
Lopinavir Impurity R Impurities CS-T-53641 943250-66-6 Enquire
Lopinavir Impurity S Impurities CS-O-06367 Not Available In Stock
Lopinavir N-Formylphenoxyacetamide Impurity Impurities CS-P-05177 Not Available Enquire
Lopinavir Related Compound C Impurities CS-EO-03048 2125942-48-3 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2,6-Dimethylphenoxyacetic acid Intermediates CS-O-30827 13335-71-2 In Stock
Lopinavir Metabolite M-1 Intermediates CS-T-57294 192725-39-6 Enquire
Lopinavir Metabolite M-3/M-4 Intermediates CS-T-57295 357275-54-8 Enquire


Glucuronides

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Lopinavir O-β-D-Glucuronide Glucuronides CS-O-14060 Not Available Enquire