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

Aciclovir Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Acyclovir-d4 Stable Isotopes CS-O-02866 1185179-33-2 In Stock
N-Nitroso N-ethyl Valaciclovir (Mixture of Isomers) -d4 Stable Isotopes CS-O-53637 Not Available Enquire
N-Nitroso Valaciclovir EP Impurity C-d3 Stable Isotopes CS-O-54914 Not Available Enquire
N-Nitroso Valaciclovir EP Impurity C-d4 Stable Isotopes CS-O-54915 Not Available Enquire
N-Nitroso Valaciclovir EP Impurity C-d6 Stable Isotopes CS-O-54781 Not Available Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(Methylenebis(oxy))bis(ethane-2,1-diyl) Diacetate Impurities CS-O-59816 21912-27-6 Enquire
2-((2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy)ethyl 2-... Impurities CS-O-35550 142963-61-9 Enquire
8-Hydroxy Acyclovir Impurities CS-ED-00860 80685-23-0 Enquire
Aciclovir EP Impurity C Impurities CS-T-27354 91702-61-3 In Stock
Aciclovir EP Impurity N Impurities CS-O-32555 3055289-53-4 In Stock
Aciclovir EP Impurity P Impurities CS-T-27319 23169-33-7 In Stock
Aciclovir EP Impurity Q Impurities CS-O-16811 Not Available Enquire
Aciclovir EP Impurity R Impurities CS-EO-00205 Not Available Enquire
Aciclovir Impurity 11 Impurities CS-O-56632 17576-39-5 Enquire
Aciclovir Impurity F Impurities CS-J-00008 110104-37-5 Enquire
Aciclovir Impurity I Impurities CS-J-00010 Not Available Enquire
Aciclovir Impurity J Impurities CS-J-00011 166762-90-9 In Stock
Aciclovir Impurity K Impurities CS-J-00012 1797131-64-6 In Stock
Aciclovir Impurity O Impurities CS-EO-01143 2190509-40-9 In Stock
Aciclovir Impurity P Impurities CS-J-00013 23169-33-7 Enquire
Acyclovir Impurity A Impurities CS-O-08373 102728-64-3 In Stock
Acyclovir Impurity D Impurities CS-O-14853 59277-91-7 Enquire
Acyclovir Impurity F Impurities CS-T-47067 110104-37-5 In Stock
Acyclovir Impurity I Impurities CS-O-31054 1797832-75-7 In Stock
Acyclovir Impurity M Impurities CS-P-00523 91702-60-2 In Stock
DL -Valaciclovir Impurities CS-O-37967 142963-59-5 In Stock
N-Nitroso Aciclovir Impurities CS-EO-02609 Not Available Enquire
N-Nitroso Valaciclovir Impurity H Impurities CS-EO-02726 Not Available Enquire
N-Nitroso Valaciclovir Impurity P Impurities CS-EO-02725 Not Available Enquire
O-Hydroxymethyl Aciclovir Impurities CS-O-41548 2984992-63-2 Enquire
Valaciclovir EP Impurity C Impurities CS-TA-07431 1346747-65-6 In Stock
Valaciclovir EP Impurity C Impurities CS-O-08367 1346747-65-6 (base) Enquire
Valaciclovir EP Impurity D Impurities CS-O-08368 1346747-69-0 Enquire
Valaciclovir EP Impurity E Impurities CS-O-08369 124832-31-1 In Stock
Valaciclovir EP Impurity F Impurities CS-O-45500 86150-60-9 Enquire
Valaciclovir EP Impurity F Tosylate Impurities CS-O-08370 86150-61-0 In Stock
Valaciclovir EP Impurity H Impurities CS-O-08372 84499-64-9(base) Enquire
Valaciclovir EP Impurity J Impurities CS-O-10968 142963-63-1 In Stock
Valaciclovir Nitroso Impurity 1 Impurities CS-EO-01960 Not Available Enquire


EP Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Aciclovir for peak identification 1 EP Standards CS-EG-00032 59277-89-3 Enquire
Valaciclovir for system suitability (Y0001225) EP Standards CS-EG-01444 124832-27-5 Enquire
Valaciclovir hydrochloride (anhydrous) (Y0000834) EP Standards CS-EG-02840 124832-27-5 Enquire
Valaciclovir impurity D (Y0001096) EP Standards CS-EG-02886 1346747-69-0 Enquire
Valaciclovir impurity E (Y0001097) EP Standards CS-EG-02885 124832-31-1 Enquire
Valaciclovir impurity G (Y0001099) EP Standards CS-EG-02883 1122-58-3 Enquire
Valaciclovir impurity P (Y0001662) EP Standards CS-EG-02072 1356019-51-6 Enquire
Valaciclovir impurity S (Y0001655) EP Standards CS-EG-02067 502421-44-5 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N2-Acetylguanine Fine Chemicals CS-T-47267 19962-37-9 In Stock