Chemical identity
Terazosin EP Impurity F / 5-Hydroxyvalerylterazosin
CAS 109678-71-9 · C19H27N5O4
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-29104 |
|---|---|
| PubChem CID | 13938926 |
| Name | Terazosin EP Impurity F / 5-Hydroxyvalerylterazosin |
| CAS RN | 109678-71-9 |
| Molecular formula | C19H27N5O4 |
| Molecular weight | 389.46 g/mol |
| IUPAC name | 1-(4-amino-6,7-dimethoxyquinazolin-2-yl)-4-(5- hydroxypentanoyl)piperazine |
| InChIKey | KCUCXOWQJCTZNA-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 3 rings, includes aromatic atoms, includes aliphatic carbon. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 3 |
| Secondary amines | 0 |
| Tertiary amines | 1 |
| N-methyl amine sites | 0 |
| SMILES | COC1=C(C=C2C(=C1)C(=NC(=N2)N3CCN(CC3)C(=O)CCCCO)N)OC |
|---|---|
| InChI | Not listed |
| Formula from structure | C19H27N5O4 |
| Molecular weight from structure | 389.46 g/mol |
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 | NO EXACT MATCH FOUND | CAS 109678-71-9 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 109678-71-9 has no exact match in the reviewed SCOMET list. |
| Review date | 2026-08-01 | Recheck the current official instruments for the material, concentration, activity and date in question. |
- Narcotic Drugs and Psychotropic Substances Act, 1985, ScheduleDepartment of Revenue, Government of India · reviewed 2026-08-01
- Controlled-substances notifications and amendmentsDepartment of Revenue, Government of India · reviewed 2026-08-01
- Appendix 3, SCOMET ListDirectorate General of Foreign Trade, Government of India · reviewed 2026-08-01
04Names and relationships
Associated parent compound
Terazosin
View API and impurity familyOther names
- Terazosin EP Impurity F
- 5-Hydroxyvalerylterazosin
- Destetrahydrofuranyl-4-hydroxybutanyl terazosin
- 109678-71-9
- 1-(4-(4-Amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl)-5-hydroxypentan-1-one
- 1-[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-5-hydroxy-1-pentanone
- F4963R0DEJ
- 1-(4-Amino-6,7-dimethoxyquinazolin-2-yl)-4-(5-hydroxypentanoyl)piperazine
- 1-Pentanone, 1-(4-(4-amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl)-5-hydroxy-
- UNII-F4963R0DEJ
- 1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-4-(5-hydroxy-1-oxopentyl)-piperazine Hydrochloride
- 1-[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-5-hydroxy-1-pentanone Hydrochloride
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 13938926
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.
