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

Remdesivir Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Remdesivir 15N,13C3, D4 Stable Isotopes CS-O-35727 1809249-37-3 (Unlabeled) Enquire
Remdesivir Alanine D4 Stable Isotopes CS-T-93681 1809249-37-3 (Unlabeled) Enquire
Remdesivir Alanine-d4 (Mixture of Diastereomers) Stable Isotopes CS-O-36312 Not Available In Stock
Remdesivir D5 (Mixture of diastereomers) Stable Isotopes CS-O-36317 Not Available Enquire
Remdesivir GS-704277-D4 Stable Isotopes CS-O-36488 1911579-04-8 (Unlabeled) Enquire
Remdesivir-13C6 Stable Isotopes CS-O-35826 1809249-37-3 (Unlabeled) Enquire
Remdesivir-15N Stable Isotopes CS-O-36157 1809249-37-3 (Unlabeled) In Stock
Remdesivir-d5 Stable Isotopes CS-O-44760 1809249-37-3(Unlabeled) Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Remdesivir API Standards CS-ZB-33160 1809249-37-3 In Stock


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Remdesivir Alanine Metabolite Acetate (Ala-Met) Metabolites CS-O-35765 1911579-04-8 (free base) In Stock
Remdesivir Nucleoside Monophosphate Metabolites CS-O-35766 1911578-74-9 Enquire
Remdesivir Nucleoside Triphosphate Metabolites CS-O-35767 1355149-45-9 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
((2R,3S,4R,5R)-5-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-... Impurities CS-O-36063 Not Available Enquire
(2R,3R,4R,5R)-2-(4-Aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-5... Impurities CS-O-35920 Not Available Enquire
(2S)-2-ethylbutyl 2-(((((2R,3S,4R,5R)-5-(4-amino-5-benzylpyr... Impurities CS-O-36069 Not Available Enquire
(2S)-2-ethylbutyl 2-(((((2R,3S,4R,5R)-5-(4-aminopyrrolo[2,1-... Impurities CS-O-35715 Not Available Enquire
(2S)-2-ethylbutyl 2-((((7-((2R,3R,4S,5R)-2-cyano-5-((((((S)-... Impurities CS-O-36070 Not Available Enquire
(2S)-2-ethylbutyl 2-(((perfluorophenoxy)(phenoxy)phosphoryl)... Impurities CS-O-35914 1673560-19-4 Enquire
(2S,3R,4R,5R)-2-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-3... Impurities CS-O-35911 1369903-46-7 Enquire
(3aR,4S,6R,6aR)-4-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)... Impurities CS-O-35915 Not Available Enquire
(3R,4R,5R)-3,4-Bis(benzyloxy)-5-((benzyloxy)methyl)dihydrofu... Impurities CS-DV-00170 55094-52-5 In Stock
(S)-2-ethylbutyl 2-((bis(((2R,3S,4R,5R)-5-(4-aminopyrrolo[2,... Impurities CS-O-36071 Not Available Enquire
(S)-butyl 2-(((S)-(((3aR,4R,6R,6aR)-6-(4-aminopyrrolo[2,1-f]... Impurities CS-O-35776 Not Available Enquire
2-Ethylbutyl ((4-nitrophenoxy)(phenoxy)phosphoryl)-L-alanina... Impurities CS-O-35919 1439900-56-7 Enquire
2-Ethylbutyl ((R)-(((3aR,4R,6R,6aR)-6-(4-aminopyrrolo[2,1-f]... Impurities CS-O-35930 Not Available Enquire
2-Ethylbutyl ((R)-(perfluorophenoxy)(phenoxy)phosphoryl)-L-a... Impurities CS-O-35917 1911578-99-8 Enquire
2-Ethylbutyl ((S)-(((2R,3R,4R,5S)-5-(4-aminopyrrolo[2,1-f][1... Impurities CS-O-35931 Not Available Enquire
2-Ethylbutyl ((S)-(((3aR,4R,6R,6aR)-6-(4-aminopyrrolo[2,1-f]... Impurities CS-O-35922 Not Available Enquire
2-Ethylbutyl ((S)-(perfluorophenoxy)(phenoxy)phosphoryl)-D-a... Impurities CS-O-35918 Not Available Enquire
2-Ethylbutyl ((S)-(perfluorophenoxy)(phenoxy)phosphoryl)-L-a... Impurities CS-O-35916 1911578-98-7 Enquire
D-Alanine, N-[(S)-(4-nitrophenoxy)phenoxyphosphinyl]-, 2-eth... Impurities CS-P-08456 2096985-18-9 Enquire
Di-N-Benzyl Remdesivir Impurities CS-O-56569 Not Available Enquire
GS-773095 Impurities CS-O-36124 Not Available Enquire
L-Alanine, N-(chlorophenoxyphosphinyl)-, 2-ethylbutyl ester ... Impurities CS-P-08460 1355049-92-1 Enquire
L-Alanine, N-[(R)-(4-nitrophenoxy)phenoxyphosphinyl]-, 2-eth... Impurities CS-P-08455 1354823-37-2 Enquire
L-Alanine, N-[(S)-(4-nitrophenoxy)phenoxyphosphinyl]-, 2-eth... Impurities CS-P-08454 1354823-36-1 In Stock
Mono-N-Benzyl Remdesivir Impurities CS-O-56576 Not Available Enquire
NSJ-Remdesivir-RS004 Impurities CS-RS-00131 1911578-73-8 Enquire
NSJ-Remdesivir-RS005 Impurities CS-RS-00133 1355357-49-1 In Stock
NSJ-Remdesivir-RS009 Impurities CS-RS-00132 1191237-80-5 Enquire
NSJ-Remdesivir-RS012 Impurities CS-RS-00134 2096981-79-0 Enquire
Remdesivir Bis Phosphate Impurities CS-O-56581 Not Available Enquire
Remdesivir Bis Phosphoryl impurity Impurities CS-EO-00544 Not Available Enquire
Remdesivir Desphenyl Acid Impurity Impurities CS-O-38416 Not Available Enquire
Remdesivir Desphenyl Impurity Impurities CS-O-35893 Not Available Enquire
Remdesivir Impurity 1 Impurities CS-P-08449 1355049-95-4 Enquire
Remdesivir Impurity 10 Impurities CS-O-35701 1884576-18-4 In Stock
Remdesivir Impurity 11 Impurities CS-O-35702 Not Available Enquire
Remdesivir Impurity 12 Impurities CS-O-35703 2093124-26-4 Enquire
Remdesivir Impurity 13 Impurities CS-O-35704 1911578-75-0 In Stock
Remdesivir Impurity 14 Impurities CS-O-35705 Not Available Enquire
Remdesivir Impurity 15 Impurities CS-O-35706 Not Available Enquire
Remdesivir Impurity 16 Impurities CS-O-35710 Not Available Enquire
Remdesivir Impurity 17 Impurities CS-O-35707 946565-74-8 Enquire
Remdesivir Impurity 18 Impurities CS-O-35708 Not Available Enquire
Remdesivir Impurity 3 Impurities CS-O-35698 2093124-22-0 In Stock
Remdesivir Impurity 41 Impurities CS-EO-00861 5435-24-5 Enquire
Remdesivir Impurity 43 Impurities CS-EO-01113 2601424-37-5 Enquire
Remdesivir Impurity 49 Impurities CS-O-56707 1673560-27-4 Enquire
Remdesivir Impurity 50 Impurities CS-O-56706 1191237-68-9 Enquire
Remdesivir Impurity 51 Impurities CS-O-56705 1392015-43-8 Enquire
Remdesivir Impurity 8 Impurities CS-O-35699 Not Available Enquire
Remdesivir Impurity 9 Impurities CS-O-35700 1689993-65-4 In Stock
Remdesivir Impurity C Impurities CS-EO-01097 2563618-05-1 Enquire
Remdesivir Methyl Ester Impurities CS-O-56582 Not Available Enquire
Remdesivir N-oxide Impurities CS-O-35716 Not Available Enquire
Remdesivir Nucleoside Monophosphate Ammonium salt Impurities CS-O-35967 1911578-74-9 (free base) In Stock
Remdesivir O-Desphosphate Analogue Impurities CS-RS-00110 1191237-69-0 In Stock
Remdesivir O-Desphosphate Tri-OBn Impurity Impurities CS-O-56709 1355049-94-3 Enquire
Remdesivir PENTAFLUORO RR ISOMER Impurities CS-O-56578 Not Available Enquire
Remdesivir Phosphate Impurity Impurities CS-O-38418 1911578-74-9 Enquire
Remdesivir R-P isomer and S-isomer at CN Impurities CS-O-35894 2773546-81-7 Enquire
Remdesivir R-P-D Alanine Isomer Impurities CS-O-38419 Not Available Enquire
Remdesivir tert-butyl ester Impurities CS-O-56564 Not Available Enquire
Tri Ol N-dibenzyl Remdesivir Impurity Impurities CS-O-56575 Not Available Enquire
Tri Ol N-Mono Benzyl Remdesivir Impurity Impurities CS-O-56573 Not Available Enquire