Chemical identity
3-Aminobenzenesulfonic acid/ Metanilic acid/ m-Sulfanilic acid/ m-Aminobenzenesulfonic acid
CAS 121-47-1 · C6H7NO3S
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-02440 |
|---|---|
| PubChem CID | 8474 |
| Name | 3-Aminobenzenesulfonic acid/ Metanilic acid/ m-Sulfanilic acid/ m-Aminobenzenesulfonic acid |
| CAS RN | 121-47-1 |
| Molecular formula | C6H7NO3S |
| Molecular weight | 173.19 g/mol |
| IUPAC name | 3-aminobenzenesulfonic acid |
| InChIKey | ZAJAQTYSTDTMCU-UHFFFAOYSA-N |
02Structure identifiers
The parsed structure contains 1 ring, includes aromatic atoms. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 1 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C1=CC(=CC(=C1)S(=O)(=O)O)N |
|---|---|
| InChI | Not listed |
| Formula from structure | C6H7NO3S |
| Molecular weight from structure | 173.19 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 121-47-1 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 121-47-1 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
Chemical
View associated product familyOther names
- 3-Aminobenzenesulfonic acid
- Metanilic acid/ m-Sulfanilic acid/ m-Aminobenzenesulfonic acid
- Metanilic acid
- 121-47-1
- m-Aminobenzenesulfonic acid
- Benzenesulfonic acid, 3-amino-
- m-Sulfanilic acid
- m-Anilinesulfonic acid
- 1-Aminobenzene-3-sulfonic acid
- Kyselina metanilova
- Aniline-m-sulfonic acid
- DTXSID6024462
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 8474
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.