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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Ritonavir, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Ritonavir 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 Ritonavir-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.

Ritonavir Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-epi-Ritonavir-d6 Stable Isotopes CS-T-103780 1414933-81-5(unlabelled) Enquire
Des(isopropylthiazolyl)-N-methyl Ritonavir-d6 Stable Isotopes CS-T-99306 Not Available Enquire
ent-Ritonavir Isopropyl-D6 Stable Isotopes CS-T-96876 Not Available Enquire
Hydroxy Ritonavir-d3 Stable Isotopes CS-T-97409 176655-56-4 Enquire
Ritonavir EP Impurity T-D6 Stable Isotopes CS-T-96358 869368-48-9 (Unlabelled) Enquire
Ritonavir Geo-isomer D6 HCl Stable Isotopes CS-T-96385 959315-21-0 (Freebase) (Unlabelled) Enquire
Ritonavir-13C-D3 Stable Isotopes CS-EO-02484 Not Available Enquire
Ritonavir-d6 Stable Isotopes CS-O-06931 1616968-73-0 In Stock
Ritonavir-d8 Stable Isotopes CS-O-02715 2983160-36-5 In Stock
Desthiazolylmethyloxycarbonyl Ritonavir-d6 Stable Isotopes CS-T-88792 1217772-02-5 Enquire
Ritonavir-13C3 Stable Isotopes CS-T-85050 1217673-23-8 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Ritonavir API CS-O-02281 155213-67-5 In Stock
Ritonavir A-86093 internal standard API CS-EK-01505 202816-70-4 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Ritonavir EP Impurity L Metabolite CS-T-52317 256328-82-2 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2S,3S,5S)-5-tert-Butyloxycarbonylamino-2-amino-3-hydroxy-1,... Impurity CS-O-30830 183388-64-9 In Stock
Des(isopropylthiazolyl)-N-methyl Ritonavir Impurity CS-T-16087 959351-57-6 Enquire
O-Acetyl Ritonavir Impurity CS-P-08529 183246-46-0 Enquire
Ritonavir Acid Impurity Impurity CS-O-47195 1026959-62-5 Enquire
Ritonavir EP Impurity A Impurity CS-O-10636 154212-61-0 In Stock
Ritonavir EP Impurity B Impurity CS-O-15363 765875-58-9 In Stock
Ritonavir EP Impurity D Impurity CS-EO-00165 144142-33-6 In Stock
Ritonavir EP Impurity E Impurity CS-T-56447 176655-56-4 In Stock
Ritonavir EP Impurity F Impurity CS-T-16060 1010809-61-6 In Stock
Ritonavir EP Impurity I Impurity CS-T-52176 165315-26-4 In Stock
Ritonavir EP Impurity J Impurity CS-MM-11566 162849-95-8 In Stock
Ritonavir EP Impurity K Impurity CS-EO-00167 1010809-39-8 In Stock
Ritonavir EP Impurity M Impurity CS-EO-00168 2982251-97-6 In Stock
Ritonavir EP Impurity N Impurity CS-T-51822 202816-62-4 In Stock
Ritonavir EP Impurity S Impurity CS-EO-00169 2084828-53-3 In Stock
Ritonavir EP Impurity U Impurity CS-EO-00166 ---- In Stock
Ritonavir Geo-isomer Impurity CS-O-14873 959315-21-0 Enquire
Ritonavir Geo-Isomer Hydrochloride Impurity CS-O-44263 959315-21-0 (Freebase) In Stock
Ritonavir Hydrogen Peroxide Impurity Impurity CS-EO-03204 ---- Enquire
Ritonavir Hydroxy impurity Impurity CS-EO-03203 2519851-81-9 Enquire
Ritonavir Hydroxypropyl carbamate Impurity CS-O-50280 Not Available Enquire
Ritonavir Impurity 22 Impurity CS-EO-02198 2470440-54-9 Enquire
Ritonavir Impurity 23 Impurity CS-EO-02313 1004316-34-0 Enquire
Ritonavir Impurity 27 Impurity CS-EO-02314 1072830-36-4 Enquire
Ritonavir Impurity 30 Impurity CS-P-09152 1010809-50-3 Enquire
Ritonavir Impurity G Impurity CS-O-15707 2034136-66-6 Enquire
Ritonavir Impurity J + K (Mixture of Boc-Amino Alcohol and I... Impurity CS-O-59753 ---- Enquire
Ritonavir Impurity T Impurity CS-P-08105 869368-48-9 In Stock
S-(1-methyl-1H-imidazol-4-yl) 2-methylpropanethioate Impurity CS-O-45364 Not Available Enquire
Lopinavir EP Impurity N Impurity CS-O-32549 1798014-18-2 Enquire
Ritonavir 2,5-Thiazoylmethyl-Dicarbamate Impurity CS-O-34151 1348654-39-6 Enquire
Ritonavir Enantiomer Impurity CS-EO-00324 Not Available Enquire
Ritonavir EP Impurity C Impurity CS-T-61995 1010808-43-1 Enquire
Ritonavir EP Impurity G Impurity CS-T-85938 2034136-66-6 Enquire
Ritonavir EP Impurity H Impurity CS-T-16058 1010809-43-4 Enquire
Ritonavir EP Impurity O Impurity CS-T-85064 1414933-81-5 Enquire
Ritonavir EP Impurity P Impurity CS-EO-00129 2804644-96-8 Enquire
Ritonavir EP Impurity Q Impurity CS-ED-00374 1414933-82-6 Enquire
Ritonavir EP Impurity R Impurity CS-ED-00375 1414933-80-4 Enquire
Ritonavir Impurity U Impurity CS-P-06169 Not Available Enquire
Ritonavir Isoleucine Analog Impurity CS-EO-00619 Not Available Enquire
Ritonavir-Glycerol carbamate Analog Impurity CS-O-32618 1010809-54-7 Enquire
tert-butyl ((2R,4R,5R)-5-amino-4-hydroxy-1,6-diphenylhexan-2... Impurity CS-O-34394 1283151-18-7 Enquire
tert-butyl ((2R,4R,5S)-5-amino-4-hydroxy-1,6-diphenylhexan-2... Impurity CS-O-34391 1414933-85-9 Enquire
tert-butyl ((2R,4S,5R)-5-amino-4-hydroxy-1,6- diphenylhexan-... Impurity CS-O-34395 1414933-94-0 Enquire
tert-butyl ((2R,4S,5S)-5-amino-4-hydroxy-1,6-diphenylhexan-2... Impurity CS-O-34393 220887-41-2 Enquire
tert-butyl ((2S,4R,5R)-5-amino-4-hydroxy-1,6-diphenylhexan-2... Impurity CS-O-34396 1414933-89-3 Enquire
tert-butyl ((2S,4R,5S)-5-amino-4-hydroxy-1,6-diphenylhexan-2... Impurity CS-O-34392 1414933-83-7 Enquire
tert-butyl ((2S,4S,5R)-5-amino-4-hydroxy-1,6-diphenylhexan-2... Impurity CS-O-34397 1414933-91-7 Enquire
Thiazol-5-ylmethyl ((2S, 3S, 5S)-3-hydroxy-5-(2-(3-((5-isopr... Impurity CS-O-35046 Not Available Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
((5-Thiazolyl)methyl)-(4-nitrophenyl)carbonate Intermediate CS-T-44153 144163-97-3 In Stock


Glucuronide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Ritonavir O-ß-D-Glucuronide Glucuronide CS-T-85374 190649-36-6 Enquire


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Ritonavir Secondary Standards CS-SS-24683-1GM 155213-67-5 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Ritonavir Intermediate D6 Stable Isotope Reagent CS-O-46734 1246912-01-5 Enquire


Analytical Standard

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-((2-isopropylthiazol-4-yl)methyl)-N-methylnitrous amide (N... Analytical Standard CS-O-41311-1.5ML ---- Enquire
N-Nitroso Ritonavir Analytical Standard CS-O-41311-10MG ---- Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Phenoxycarbonyl-L-valine Building Blocks CS-T-39312 126147-70-4 Enquire