Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Acyclovir, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Acyclovir 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 Acyclovir-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.
Our Acyclovir-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.
Acyclovir Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Acyclovir aminocyclopropane 13C carboxylate impurity | Stable Isotopes | CS-O-55652 | Not Available | Enquire |
| Acyclovir-13C | Stable Isotopes | CS-O-55648 | 59277-89-3(Unlabelled) | Enquire |
| Acyclovir-d4 | Stable Isotopes | CS-O-02866 | 1185179-33-2 | In Stock |
| Acyclovir-d4 Benzoate | Stable Isotopes | CS-T-100924 | Not Available | Enquire |
| Acyclovir-d4 L-Leucinate | Stable Isotopes | CS-T-65310 | 1795785-74-8 | Enquire |
| Acyclovir-d4 N,O-Diacetate | Stable Isotopes | CS-T-64352 | 1189728-07-1 | Enquire |
| Iso-acyclovir-d4 | Stable Isotopes | CS-T-100145 | Not Available | Enquire |
| N2-Acetyl Acyclovir Benzoate-d4 | Stable Isotopes | CS-T-96388 | Not Available | Enquire |
| N2-Acetyl Acyclovir Benzoate-d5 | Stable Isotopes | CS-T-94405 | Unlabelled: 133186-23-9 | Enquire |
| N-Carboxybenzyl D-Valacyclovir-d4 | Stable Isotopes | CS-T-100684 | Not Available | Enquire |
| N-t-Boc-valacyclovir D4 | Stable Isotopes | CS-T-49561 | 1346617-11-5 | Enquire |
| Valacyclovir D8 | Stable Isotopes | CS-O-51696 | 1132753-29-7 | Enquire |
| Valacyclovir-d4 Hydrochloride | Stable Isotopes | CS-O-02873 | 1795786-28-5(unlabeled) | In Stock |
| Valacyclovir-d8 HCl (L-valine-d8) | Stable Isotopes | CS-C-01325 | 1279033-32-7 | Enquire |
API Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Acyclovir | API Standards | CS-O-11585 | 59277-89-3 | In Stock |
| Acyclovir Monophosphate | API Standards | CS-T-01312 | 66341-16-0 | Enquire |
| Acyclovir Sodium | API Standards | CS-M-58357 | 69657-51-8 | In Stock |
| Valacyclovir | API Standards | CS-O-02557 | 124832-26-4 | In Stock |
| Valacyclovir Hydrochloride | API Standards | CS-O-08374 | 124832-27-5 | In Stock |
| Valacyclovir Hydrochloride | API Standards | CS-O-10217 | 124832-27-5 | Enquire |
| Valacyclovir hydrochloride dihydrate | API Standards | CS-O-43172 | 502421-45-6 | Enquire |
Metabolites
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Formyl Valacyclovir | Metabolites | CS-O-10317 | 847670-62-6 | In Stock |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 6-Chloro Acyclovir Acetate | Impurities | CS-T-11144 | 81777-48-2 | Enquire |
| 8-Hydroxy Acyclovir | Impurities | CS-ED-00860 | 80685-23-0 | Enquire |
| 9-Carboxymethoxymethylguanine | Impurities | CS-T-70064 | 80685-22-9 | Enquire |
| 9-Demethoxyethanol-9-propanol Isoacyclovir | Impurities | CS-T-89136 | 131918-95-1 | Enquire |
| Aciclovir Impurity O | Impurities | CS-EO-01143 | 2190509-40-9 | In Stock |
| Acyclovir Alaninate | Impurities | CS-O-10408 | 84499-64-9 | In Stock |
| Acyclovir EP Impurity Q (Mixture of Isomers) | Impurities | CS-P-08768 | Not Available | Enquire |
| Acyclovir EP Impurity R | Impurities | CS-P-03017 | Not Available | Enquire |
| Acyclovir Impurity 12 | Impurities | CS-T-67055 | 90114-17-3 | 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 E | Impurities | CS-P-00521 | 374697-95-7 | Enquire |
| Acyclovir Impurity F | Impurities | CS-T-47067 | 110104-37-5 | In Stock |
| Acyclovir Impurity G | Impurities | CS-O-31083 | 75128-73-3 | In Stock |
| Acyclovir Impurity H | Impurities | CS-P-00522 | 133186-23-9 | Enquire |
| Acyclovir Impurity I | Impurities | CS-O-31054 | 1797832-75-7 | In Stock |
| Acyclovir Impurity J | Impurities | CS-T-25749 | 166762-90-9 | Enquire |
| Acyclovir Impurity K Disodium Salt | Impurities | CS-P-07022 | 1797131-64-6 (free acid) | Enquire |
| Acyclovir Impurity L | Impurities | CS-T-16775 | 3056-33-5 | In Stock |
| Acyclovir Impurity M | Impurities | CS-P-00523 | 91702-60-2 | In Stock |
| Acyclovir Impurity O | Impurities | CS-P-03019 | 2190509-40-9 | Enquire |
| Acyclovir Impurity P | Impurities | CS-T-27319 | 23169-33-7 | In Stock |
| Acyclovir Impurity-K + R | Impurities | CS-O-37627 | Not Available | Enquire |
| Acyclovir L-Alaninate | Impurities | CS-T-47491 | 84499-63-8 | In Stock |
| Acyclovir L-Leucinate | Impurities | CS-T-01308 | 142963-69-7 | In Stock |
| Acyclovir N-Ethyl-L-valinate Hydrochloride | Impurities | CS-T-01306 | 1346617-49-9 | Enquire |
| Acyclovir N-Methylene Dimer | Impurities | CS-T-64953 | 1797131-64-6 | In Stock |
| Acyclovir N-Methyl-L-valinate Hydrochloride | Impurities | CS-T-01310 | 1346617-39-7 | Enquire |
| Bis N-Benzyloxycarbonyl-6-O-benzyl valacyclovir | Impurities | CS-BI-00039 | 1356350-92-9 | Enquire |
| Bis Valacyclovir | Impurities | CS-O-06148 | 1356019-51-6 | In Stock |
| D-Valacyclovir | Impurities | CS-ED-01335 | 142963-60-8 | In Stock |
| D-Valacyclovir Hydrochloride | Impurities | CS-T-95893 | 1795786-28-5 | Enquire |
| D-Valacyclovir Hydrochloride | Impurities | CS-T-46208 | 124832-28-6 | Enquire |
| guaninyl valacyclovir EP impurity N | Impurities | CS-EO-00060 | Not Available | Enquire |
| N-Carboxybenzyl D-Valacyclovir | Impurities | CS-T-50322 | 124832-32-2 | Enquire |
| N-t-Boc Valacyclovir | Impurities | CS-T-07735 | 502421-44-5 | In Stock |
| O-Hydroxymethyl Aciclovir | Impurities | CS-O-41548 | 2984992-63-2 | Enquire |
| Valacyclovir Valine | Impurities | CS-O-34899 | Not Available | Enquire |