
Chemical identity
Pidotimod Impurity B
CAS 72744-67-3 · C8H10N2O2S2
01Identity
Identifiers and names for this exact compound. Empty fields are left unassigned.
| Lazychem ID | LC-25232 |
|---|---|
| PubChem CID | 12575662 |
| Name | Pidotimod Impurity B |
| CAS RN | 72744-67-3 |
| Molecular formula | C8H10N2O2S2 |
| Molecular weight | 230.30 g/mol |
| IUPAC name | (5aR,10aR)-Tetrahydro-3H,5H,8H,10H-dithiazolo[3,4-a:3',4'-d]pyrazine-5,10-dione |
| InChIKey | IBBKEOUUWVDDIT-WDSKDSINSA-N |
02Structure identifiers

The parsed structure contains 3 rings, includes aliphatic carbon, has 2 defined stereocentres. These statements are calculated from the published structure string.
| Defined stereocentres | 2 |
|---|---|
| Unassigned stereocentres | 0 |
| Ring count | 3 |
| Secondary amines | 0 |
| Tertiary amines | 0 |
| N-methyl amine sites | 0 |
| SMILES | C1[C@H]2C(=O)N3CSC[C@H]3C(=O)N2CS1 |
|---|---|
| InChI | Not listed |
| Formula from structure | C8H10N2O2S2 |
| Molecular weight from structure | 230.30 g/mol |
03Stereochemistry
The published structure contains 2 defined and 0 unassigned tetrahedral stereocentres. The exact wedge and dash depiction is shown above.
Published same-connectivity configurations
2 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.

![Two-dimensional chemical structure of 5,11-Dithia-1,7-diazatricyclo[7.3.0.0,3,7]dodecane-2,8-dione](/structures/pubchem/337519-300.png)
5,11-Dithia-1,7-diazatricyclo[7.3.0.0,3,7]dodecane-2,8-dione
CAS not listed
IBBKEOUUWVDDIT-UHFFFAOYSA-N
0 defined, 2 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 72744-67-3 has no exact match in the reviewed published schedule. |
|---|---|---|
| SCOMET | NO EXACT REVIEWED CAS MATCH | CAS 72744-67-3 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
Pidotimod
View API and impurity familyOther names
- (5aR,10aR)-Tetrahydrodithiazolo[3,4-a:3',4'-d]pyrazine-5,10(3H,8H)-dione
- 72744-67-3
- 5,11-Bisthio-(R,R)-1,7-diazatricyclo[7.3.0.07,11]dodecane-2,8-diketone
- (3R,9R)-5,11-Dithia-1,7-diazatricyclo[7.3.0.03,7]dodecane-2,8-dione
- (5aR,10aR)-Tetrahydro-3H,5H,8H,10H-bisthiazolo[3,4-a:3',4'-d]pyrazine-5,10-dione
- Pidotimod Impurity N10
- XB7LEY5M69
- CHEMBL4459765
- 3H,5H,8H,10H-Bisthiazolo[3,4-a:3',4'-d]pyrazine-5,10-dione, tetrahydro-, (5aR,10aR)-
- IT145578
- (3R,9R)-5,11-dithia-1,7-diazatricyclo[7.3.0.0(3),]dodecane-2,8-dione
- (3R,9R)-5,11-dithia-1,7-diazatricyclo[7.3.0.0,dodecane-2,8-dione
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 12575662
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.
