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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
N-Nitroso N-ethyl Valaciclovir (Mixture of Isomers) -d4 Stable Isotopes CS-O-53637 ---- Enquire
N-Nitroso N-ethyl Valaciclovir D6 Stable Isotopes CS-O-53623 ---- Enquire
N-Nitroso Valaciclovir EP Impurity C-d3 Stable Isotopes CS-O-54914 ---- Enquire
N-Nitroso Valaciclovir EP Impurity C-d4 Stable Isotopes CS-O-54915 ---- Enquire
N-Nitroso Valaciclovir EP Impurity C-d6 Stable Isotopes CS-O-54781 ---- Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(Methylenebis(oxy))bis(ethane-2,1-diyl) Diacetate Impurity CS-O-59816 21912-27-6 Enquire
8-Hydroxy Acyclovir Impurity CS-ED-00860 80685-23-0 Enquire
Aciclovir EP Impurity C Impurity CS-T-27354 91702-61-3 In Stock
Aciclovir EP Impurity N Impurity CS-O-32555 3055289-53-4 In Stock
Aciclovir EP Impurity P Impurity CS-T-27319 23169-33-7 In Stock
Aciclovir Impurity 11 Impurity CS-O-56632 17576-39-5 Enquire
Aciclovir Impurity J Impurity CS-J-00011 166762-90-9 In Stock
Aciclovir Impurity K Impurity CS-J-00012 1797131-64-6 In Stock
Aciclovir Impurity O Impurity CS-EO-01143 2190509-40-9 In Stock
Acyclovir Impurity D Impurity CS-O-14853 59277-91-7 Enquire
Acyclovir Impurity G Impurity CS-O-31083 75128-73-3 In Stock
Acyclovir Impurity I Impurity CS-O-31054 1797832-75-7 In Stock
Acyclovir Impurity L Impurity CS-T-16775 3056-33-5 In Stock
Acyclovir Impurity M Impurity CS-P-00523 91702-60-2 In Stock
DL -Valaciclovir Impurity CS-O-37967 142963-59-5 In Stock
O-Hydroxymethyl Aciclovir Impurity CS-O-41548 2984992-63-2 Enquire
Valaciclovir EP Impurity C Impurity CS-TA-07431 1346747-65-6 In Stock
Valaciclovir EP Impurity C Hydrochloride Impurity CS-T-01310 1346617-39-7 Enquire
Valaciclovir EP Impurity D Impurity CS-O-08368 1346747-69-0 Enquire
Valaciclovir EP Impurity E Impurity CS-O-08369 124832-31-1 In Stock
Valaciclovir EP Impurity F Impurity CS-O-45500 86150-60-9 Enquire
Valaciclovir EP Impurity F Tosylate Impurity CS-O-08370 86150-61-0 In Stock
Valaciclovir EP Impurity J Impurity CS-O-10968 142963-63-1 In Stock
2-((2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy)ethyl 2-... Impurity CS-O-35550 142963-61-9 Enquire
Aciclovir EP Impurity Q Impurity CS-O-16811 Not Available Enquire
Aciclovir Impurity F Impurity CS-J-00008 110104-37-5 Enquire
Aciclovir Impurity I Impurity CS-J-00010 Not Available Enquire
Aciclovir Impurity P Impurity CS-J-00013 23169-33-7 Enquire
Valaciclovir EP Impurity C Impurity CS-O-08367 1346747-65-6 (base) Enquire
Valaciclovir EP Impurity H Impurity CS-O-08372 84499-64-9(base) Enquire
Valaciclovir EP Impurity J Impurity CS-EO-01375 124832-29-7 Enquire
Valaciclovir EP Impurity K Impurity CS-EO-01476 Not Available Enquire
Valaciclovir EP Impurity O Impurity CS-EO-01477 Not Available Enquire
Valaciclovir EP Impurity Q Impurity CS-EO-01478 Not Available Enquire


Fine Chemicals

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


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Nitroso Aciclovir Nitrosamine CS-EO-02609 Not Available Enquire
N-Nitroso Aciclovir EP Impurity O Nitrosamine CS-O-51828 Not Available Enquire
N-Nitroso N-ethyl Valaciclovir (Mixture of Isomers) Nitrosamine CS-O-48045 ---- In Stock
N-Nitroso Valaciclovir EP Impurity C Nitrosamine CS-O-42153 ---- In Stock
N-Nitroso Valaciclovir Impurity H Nitrosamine CS-EO-02726 Not Available Enquire
N-Nitroso Valaciclovir Impurity P Nitrosamine CS-EO-02725 Not Available Enquire
Valaciclovir Nitroso Impurity 1 Nitrosamine CS-EO-01960 ---- Enquire


EP Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Aciclovir for impurity J identification EP Standards CS-EG-03350 Not Available Enquire


Therapeutic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Acyclovir Impurity A Therapeutic CS-O-08373 102728-64-3 In Stock
Acyclovir Impurity F Therapeutic CS-T-47067 110104-37-5 In Stock