Chemical identity
Zileuton Related Compound B
CAS 97978-07-9 · C17H10OS2
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-31061 |
|---|---|
| PubChem CID | 5330534 |
| Name | Zileuton Related Compound B |
| CAS RN | 97978-07-9 |
| Molecular formula | C17H10OS2 |
| Molecular weight | 294.39 g/mol |
| IUPAC name | Bis(benzo[b]thien-2-yl)methanone |
| InChIKey | XGEOFOPAAWHTSM-UHFFFAOYSA-N |
02Structure identifiers

The parsed structure contains 4 rings, includes aromatic atoms, includes aliphatic carbon. These statements are calculated from the published structure string.
| Defined stereocentres | 0 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 4 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C1=CC=C2C(=C1)C=C(S2)C(=O)C3=CC4=CC=CC=C4S3 |
|---|---|
| InChI | Not listed |
| Formula from structure | C17H10OS2 |
| Molecular weight from structure | 294.39 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 97978-07-9 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 97978-07-9 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
Zileuton
View API and impurity familyOther names
- 2-(Benzo(b)thien-2-oyl)benzo(b)thiophene
- RefChem:459698
- 942-414-2
- 97978-07-9
- bis(1-benzothiophen-2-yl)methanone
- Methanone, bis(benzo[b]thien-2-yl)-
- Benzo[b]thien-2-yl Ketone (Zileuton Impurity)
- Benzo(b)thien-2-yl ketone
- Bis(benzo(b)thien-2-yl)methanone
- 3U9B73C27C
- Bis(benzo[b]thiophen-2-yl)methanone
- Zileuton Related Compound B
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 5330534
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.
