
API and parent drug
D-Camphor Sulfonic Acid
CAS 3144-16-9 · C10H16O4S · 1 related records
01API identity and structure

| API / medicine name | D-Camphor Sulfonic Acid |
|---|---|
| CAS RN | 3144-16-9 |
| PubChem CID | 65617 |
| Molecular formula | C10H16O4S |
| Molecular weight | 232.30 g/mol |
| IUPAC name | [(1S,4R)-7,7-dimethyl-2-oxo-1-bicyclo[2.2.1]heptanyl]methanesulfonic acid |
| Defined stereocentres | 2 |
| Unassigned stereocentres | 0 |
| SMILES | CC1([C@@H]2CC[C@]1(C(=O)C2)CS(=O)(=O)O)C |
|---|---|
| InChI | Not listed |
| InChIKey | MIOPJNTWMNEORI-GMSGAONNSA-N |
02Stereochemistry
The published structure contains 2 defined and 0 unassigned tetrahedral stereocentres. 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.


Voriconazole EP Impurity E (1R)-Isomer
CAS 35963-20-3
MIOPJNTWMNEORI-XVKPBYJWSA-N
2 defined, 0 unassigned centres

Voriconazole EP Impurity E / Voriconazole Related Compound F / (+ / -)-10-Camphorsulfonic acid
CAS 5872-08-2
MIOPJNTWMNEORI-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.
03Structural nitrosamine screen
No record-level structural candidate is currently published for this identity.
This result does not predict manufacturing conditions, formation, analytical findings or absence of risk. A process-specific assessment is required.
04India status for this compound
The result below applies only to this exact compound identity and CAS number.
| NDPS / RCS | NOT FOUND IN REVIEWED ENTRIES | No exact reviewed identity entry was found. Generic, class, analogue, salt and isomer provisions were not evaluated. Confirm the current official schedule before a regulatory decision. |
|---|---|---|
| SCOMET | NOT FOUND IN REVIEWED CAS ENTRIES | CAS 3144-16-9 was not found in the reviewed exact-CAS mapping. Generic and analogue entries were not evaluated. |
- Narcotic Drugs and Psychotropic Substances Act, 1985, ScheduleDepartment of Revenue, Government of India · source version 1985-09-16
- Controlled-substances notifications and amendmentsDepartment of Revenue, Government of India · source version 2026-03-11
- Appendix 3, SCOMET ListDirectorate General of Foreign Trade, Government of India · source version 2024-09-02
06Sources
- S01PubChem compound record, CID 65617
Structure, identifiers and machine-readable properties for the API identity.
- S02NCBI website and molecular data policies
Reuse policy for NCBI molecular data. Vendor descriptions and contributed narrative text are not reproduced.
- S03Lazychem chemical records
Parent-family links use the supplied parent identity.

![2D structure: 4-((Z)-((1S,4S)-4,7,7-trimethyl-3-oxobicyclo[2.2.1]heptan-2-ylidene)methyl)benzenesulfonic acid, CAS 56039-58-8](/structures/pubchem/98295706/56039-58-8-4-z-1s-4s-4-7-7-trimethyl-3-oxobicyclo-2-2-1-heptan-2-ylidene-methyl-benzenesulfonic-acid-2d-structure-300.png)