3-((Cyanomethyl)thio)-5-methylisothiazole-4-carbonitrile CAS 338778-08-8
| CAS No. | 338778-08-8 |
| Molecular Formula | C7H5N3S2 |
| Molecular Weight | 195.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H5N3S2, 3-((Cyanomethyl)thio)-5-methylisothiazole-4-carbonitrile contains a nitrile group, sulfur-containing functionality, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 195.26 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO supplies 3-((Cyanomethyl)thio)-5-methylisothiazole-4-carbonitrile (CAS 338778-08-8), a certified reference material (molecular formula C7H5N3S2, MW 195.26 g/mol) for analytical method development and quality control.
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), 3-((Cyanomethyl)thio)-5-methylisothiazole-4-carbonitrile 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 | C7H5N3S2 |
| Molecular Weight | 195.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 3-((4-Methoxybenzyl)amino)propan-1-ol (CAS 91340-37-3)
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- 2-Thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one (CAS 56022-26-5)
- 3-(2,5-dimethoxyphenyl)propan-1-amine (CAS 56966-37-1)
- (2e)-n-Methoxy-n-methyl-3-[4-(trifluoromethyl)phenyl]prop-2-enamide (CAS 201164-14-9)
- 5-Benzyl 2-(tert-butyl) 1,1-dimethyltetrahydropyrrolo[3,4-c]pyrrole-2,5(1H,3H)-dicarboxylate (CAS 2266594-82-3)
- (3,5-Dimethyl-2-hexeno)-4-hydroxyphenone (CAS 1798397-11-1)
- 3-(3-Fluorophenyl)-5,6,7,8-tetrahydropyrido[4,3-c]pyridazine (CAS 2044714-13-6)
- Cyclohexyltriphenylsilane (CAS 1048-07-3)
- 503561-69-1 7-Chloro-4-nitro-5-(pyrrolidin-1-yl)-2,1,3-benzoxadiazole MFCD03269116 (CAS 503561-69-1)
- (5-((4-(2-Hydroxyethyl)piperazin-1-yl)sulfonyl)-2-methoxyphenyl)boronic acid (CAS 1704080-36-3)
- 2-amino-3-(4-bromo-1H-indol-3-yl)propanoic acid hydrochloride (CAS 1423024-39-8)
- Methyl 4-(2-fluoro-5-methoxyphenyl)benzoate (CAS 1820707-29-6)
- Semaglutide Impurity 12 (CAS CATO-C4X-222612)
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