Isoindoline-1,3-dithione CAS 18138-19-7
| CAS No. | 18138-19-7 |
| Molecular Formula | C8H5NS2 |
| Molecular Weight | 179.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Isoindoline-1,3-dithione is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Isoindoline-1,3-dithione (CAS 18138-19-7), molecular formula C8H5NS2 and molecular weight 179.26 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H5NS2, Isoindoline-1,3-dithione contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 179.26 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Isoindoline-1,3-dithione meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H5NS2 |
| Molecular Weight | 179.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Isoindoline Standards
- Methyl isoindoline-1-carboxylate (CAS 111605-85-7)
- Methyl isoindoline-4-carboxylate (CAS 775545-06-7)
- Methyl isoindoline-5-carboxylate (CAS 742666-57-5)
- Isoindoline-2-carbonyl chloride (CAS 3432-58-4)
- isoindoline-1-carboxamide (CAS 1095715-76-6)
- Ethyl isoindoline-4-carboxylate (CAS 1311258-57-7)
- Ethyl isoindoline-5-carboxylate (CAS 185059-32-9)
- Ethyl isoindoline-2-carboxylate (CAS 61517-19-9)
Recommended Standards
- (R)-1-(2,4-dimethylphenoxy)propan-2-amine (CAS 181141-07-1)
- 2-(Ethylamino)-1-phenylpropan-1-ol (CAS 18259-40-0)
- Mexiletine Impurity N3 (CAS 180966-61-4)
- methyl({[3-(propan-2-yloxy)phenyl]methyl})amine (CAS 184970-18-1)
- 4-(Phenylsulfanyl)benzaldehyde (CAS 1208-88-4)
- Methyl 3-Formyl-1H-indole-5-carboxylate (CAS 197506-83-5)
- 5-Bromo-2-(pyrrolidin-2-yl)pyrimidine hydrochloride (CAS 1346537-33-4)
- 1-(Heptan-4-ylamino)-2-methylpropan-2-ol (CAS 1478413-73-8)
- 2-(2-Bromophenyl)pyrimidin-4(3H)-one (CAS 1155599-26-0)
- N-methyl-2-(methylamino)ethanesulfonamide (CAS 881008-64-6)
- Bisphenol B (CAS 77-40-7)
- 2-(3-(Trifluoromethyl)phenyl)acetimidamide (CAS 775544-69-9)
- Methyl 3-Oxo-3-(4-methylphenyl)propionate (CAS 22027-51-6)
- Vialox Peptide(Pentapeptide-3) (CAS 135679-88-8)
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