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

Cyclosporin Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cyclosporin A D12 Stable Isotopes CS-CX-00782 59865-13-3 (Unlabelled) Enquire
Cyclosporin A D13 Stable Isotopes CS-O-42925 59865-13-3 (Unlabelled) Enquire
Cyclosporin A-13C2,d4 (Major) Stable Isotopes CS-T-98808 Not Available Enquire
Cyclosporin A-13C2,d4 Acetate (major) Stable Isotopes CS-T-95081 83602-41-9(Unlabelled) Enquire
Cyclosporin A-d4 (Major) Stable Isotopes CS-T-95082 59865-13-3(Unlabelled) Enquire
Cyclosporin A-D4 Acetate Stable Isotopes CS-F-00079 83602-41-9(Unlabelled) Enquire
Cyclosporin A-d4 Acetate (Major) Stable Isotopes CS-T-95080 83602-41-9(Unlabelled) Enquire
Cyclosporin AM 1-d3 Stable Isotopes CS-T-103624 89270-28-0(unlabelled) Enquire
Cyclosporin AM 9-d6 Stable Isotopes CS-T-103626 89270-25-7(unlabelled) Enquire
Cyclosporin B-d4 Stable Isotopes CS-T-98807 Not Available Enquire
Cyclosporin C-d4 Stable Isotopes CS-T-98806 Not Available Enquire
Cyclosporin D-d4 Stable Isotopes CS-T-98805 63775-96-2(Unlabelled) Enquire
Cyclosporin H-d4 Stable Isotopes CS-T-98804 Not Available Enquire
Cyclosporin-A-d4 Stable Isotopes CS-O-11129 59865-13-3 (Unlabeled) In Stock
Cyclosporin A-D4 Acetate Stable Isotopes CS-F-00140 83602-41-9 (Unlabeled) Enquire
Cyclosporin AM 4N-D3 Stable Isotopes CS-T-97672 Not Available Enquire
Dehydro Cyclosporin A-D4 Stable Isotopes CS-F-00080 Not Available Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cyclosporin A API CS-O-06250 59865-13-3 In Stock
Cyclosporin A Acetate API CS-O-15739 83602-41-9 In Stock
Cyclosporin B API CS-T-51503 63775-95-1 In Stock
Cyclosporin C API CS-T-51504 59787-61-0 In Stock
Cyclosporine API CS-P-03966 59865-13-3 In Stock
Cyclosporin F API CS-ED-01062 83574-28-1 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cyclosporin AM Metabolite CS-O-42075 Not Available Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
6-[(2S,3R,4R,5E)-3-hydroxy-4-methyl-2-(methylamino)-5,7-octa... Impurity CS-O-50122 761449-25-6 Enquire
Acetoxy Cyclosporine A Acetate Impurity CS-T-47013 138957-23-0 Enquire
Cyclosporin E Impurity CS-ED-00260 63798-73-2 In Stock
Cyclosporin G Impurity CS-P-02441 74436-00-3 In Stock
Cyclosporin Impurity H Impurity CS-O-31095 83602-39-5 In Stock
Cyclosporin Impurity 2 Impurity CS-EO-01986 1907654-63-0 Enquire
Cyclosporin Impurity F Impurity CS-SN-00111 Not Available Enquire
Cyclosporine Impurity 3 Sodium salt Impurity CS-O-56503 1822575-19-8 (free acid) Enquire
Iso Cyclosporin H Trifluoroacetic Acid Salt (>75% by HPLC) Impurity CS-T-93858 83602-43-1 free amine Enquire
Iso Cyclosporine H Impurity CS-T-56800 83602-43-1 In Stock
Cyclosporin L Impurity CS-ED-00259 108027-39-0 Enquire
Cyclosporin U Impurity CS-ED-00332 108027-45-8 Enquire
cyclosporine impurity 1 Impurity CS-O-36011 Not Available Enquire
cyclosporine impurity 2 Impurity CS-O-36012 Not Available Enquire
Cyclosporine L Impurity CS-O-34093 ---- Enquire
Cyclosporine Resolution mixture Impurity CS-BX-03054 ---- Enquire
Cyclosporine V Impurity CS-O-33845 Not Available Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cyclosporine AM 1 Intermediate CS-T-51505 89270-28-0 In Stock


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Nitroso Isocyclosporin A Nitrosamine CS-O-52856 ---- In Stock


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cyclosporine Secondary Standards CS-SS-24139-500MG 59865-13-3 Enquire


Peptide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cyclosporine A (Cyclosporine) Peptide CS-O-56502 122090-69-1 Enquire