Chemical identity
Acyclovir EP Impurity P
CAS 23169-33-7 · C7H9N5O2
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-04976 |
|---|---|
| PubChem CID | 135467399 |
| Name | Acyclovir EP Impurity P |
| CAS RN | 23169-33-7 |
| Molecular formula | C7H9N5O2 |
| Molecular weight | 195.18 g/mol |
| IUPAC name | 2-amino-9-(2-hydroxyethyl)-1,9-dihydro-6H-purin-6-one |
| InChIKey | ZXOYFKBSRZDBBD-UHFFFAOYSA-N |
02Structure identifiers

Structure facts for this exact identity.
| Molecular formula | C7H9N5O2 |
|---|---|
| InChIKey | ZXOYFKBSRZDBBD-UHFFFAOYSA-N |
| Ring count | 2 |
| Defined stereocentres | 0 |
| Unassigned stereocentres | 0 |
| SMILES | O=C1NC(N)=NC2=C1N=CN2CCO |
|---|---|
| InChI | InChI=1S/C7H9N5O2/c8-7-10-5-4(6(14)11-7)9-3-12(5)1-2-13/h3,13H,1-2H2,(H3,8,10,11,14) |
03India status for this compound
These results apply only to this exact compound name and CAS number. Confirm the current official instruments before making a regulatory decision.
| NDPS / RCS | NOT FOUND IN REVIEWED ENTRIES | CAS 23169-33-7 was not found in the reviewed exact-identity entries. Generic, class, analogue, salt and isomer provisions were not evaluated. |
|---|---|---|
| SCOMET | NOT FOUND IN REVIEWED CAS ENTRIES | CAS 23169-33-7 was not found in the reviewed exact-CAS mapping. Generic and analogue entries were not evaluated. |
- Narcotic Drugs and Psychotropic Substances Act, 1985, ScheduleDepartment of Revenue, Government of India · source version 1985-09-16
- Controlled-substances notifications and amendmentsDepartment of Revenue, Government of India · source version 2026-03-11
- Appendix 3, SCOMET ListDirectorate General of Foreign Trade, Government of India · source version 2024-09-02
04Names and relationships
Associated parent compound
Acyclovir
View API and impurity familyOther names
- 9-(2'-Hydroxyethyl)guanine
- 6H-Purin-6-one, 2-amino-1,9-dihydro-9-(2-hydroxyethyl)
- 2-amino-9-(2-hydroxyethyl)-1H-purin-6-one
- Acyclovir Hydroxyethyl Guanine
- Acyclovir EP Impurity P / Acyclovir Hydroxyethyl Guanine
05Documented history
Dated discovery, occurrence, use and issue claims are published only when a suitable primary or government source is available.
No verified discovery, first report, occurrence, use or issue event is currently available for this identity.
06Sources
- S01PubChem compound record, CID 135467399
Names and machine-readable chemical identity properties.
- S02NCBI website and molecular data policies
Reuse policy for NCBI molecular data. This page does not reproduce vendor descriptions or contributed narrative text.
- S03Narcotic Drugs and Psychotropic Substances Act, 1985, Schedule
Department of Revenue, Government of India. Used for the exact-compound India status shown on this page.
- S04Controlled-substances notifications and amendments
Department of Revenue, Government of India. Used for the exact-compound India status shown on this page.
- S05Appendix 3, SCOMET List
Directorate General of Foreign Trade, Government of India. Used for the exact-compound India status shown on this page.
