Chemical identity
9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one
CAS 1622-55-5 · C13H10OS
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-04072 |
|---|---|
| PubChem CID | 768492 |
| Name | 9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one |
| CAS RN | 1622-55-5 |
| Molecular formula | C13H10OS |
| Molecular weight | 214.28 g/mol |
| IUPAC name | 9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one |
| InChIKey | JAGBUENUSNSSFW-UHFFFAOYSA-N |
02Structure identifiers
![Two-dimensional chemical structure of 9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one, CAS 1622-55-5](/structures/pubchem/768492-900.png)
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 | 0 |
| N-methyl amine sites | 0 |
| SMILES | C1CC2=C(C=CS2)C(=O)C3=CC=CC=C31 |
|---|---|
| InChI | Not listed |
| Formula from structure | C13H10OS |
| Molecular weight from structure | 214.28 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 1622-55-5 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 1622-55-5 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
Pizotifen
View API and impurity familyOther names
- 9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one
- RefChem:548762
- 1622-55-5
- MFCD00808048
- 6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-2-one
- 4H-Benzo[4,5]cyclohepta[1,2-b]thiophen-4-one, 9,10-dihydro-
- 4-Oxo-9,10-dihydro-4H-benzo-(4,5)-cyclohepta-(1,2b)thiophene
- 9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one (90per cent)
- 9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one (90%)
- JAGBUENUSNSSFW-UHFFFAOYSA-N
- Pizotifen Impurity 1
- SCHEMBL3036634
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 768492
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.
