
Chemical identity
Phenylephrine EP Impurity A
CAS 4779-94-6 · C8H12ClNO2
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-25124 |
|---|---|
| PubChem CID | 3016408 |
| Name | Phenylephrine EP Impurity A |
| CAS RN | 4779-94-6 |
| Molecular formula | C8H12ClNO2 |
| Molecular weight | 189.64 g/mol |
| IUPAC name | (R)-3-(2-Amino-1-hydroxyethyl) phenol. HCl Salt. |
| InChIKey | OWMFSWZUAWKDRR-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 1 ring, includes aromatic atoms, includes aliphatic carbon, contains at least one halogen atom. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 1 |
| Ring count | 1 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C1=CC(=CC(=C1)O)C(CN)O.Cl |
|---|---|
| InChI | Not listed |
| Formula from structure | C8H12ClNO2 |
| Molecular weight from structure | 189.64 g/mol |
03Stereochemistry
The published structure contains 0 defined and 1 unassigned tetrahedral stereocentre. The exact wedge and dash depiction is shown above.
Published same-connectivity configurations
3 recordsThese records have the same connectivity, molecular formula and protonation layer, but a different complete InChIKey stereochemical layer. Only separately structure-linked records are shown.


(R)-Norphenylephrine Hydrochloride Salt
CAS not listed
OWMFSWZUAWKDRR-QRPNPIFTSA-N
1 defined, 0 unassigned centres

(S)-alpha-(Aminomethyl)-3-hydroxybenzyl alcohol hydrochloride
CAS not listed
OWMFSWZUAWKDRR-DDWIOCJRSA-N
1 defined, 0 unassigned centres
Scope: The mathematical 2^n value is only an upper bound. Symmetry and other stereogenic elements can change the number of distinct stereoisomers. A hypothetical configuration is not published as a compound record without a verified structure identity.
04India 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 4779-94-6 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 4779-94-6 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
05Names and relationships
Associated parent compound
Phenylphrine; Norphenylephrine; Norphenylephrine Hydrochloride
View associated product familyOther names
- Norphenylephrine hydrochloride
- 3-(2-amino-1-hydroxyethyl)phenol hydrochloride
- 1-(3′-hydroxyphenyl)-2-amino-ethanol hydrochloride
- Norphenylephrine Hydrochloride (1473206)
- Benzenemethanol, alpha-(aminomethyl)-3-hydroxy-, hydrochloride (1:1)
- norfenefrine hydrochloride
- 4779-94-6
- Norfenefrine HCl
- Zondel
- DTXSID1046710
- 1FCN9TAU6R
- NSC-100733
06Documented 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.
07Sources
- S01PubChem compound record, CID 3016408
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.
