Tetrahydro-4-iodo-2H-thiopyran CAS 281204-90-8
| CAS No. | 281204-90-8 |
| Molecular Formula | C5H9IS |
| Molecular Weight | 228.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H9IS, Tetrahydro-4-iodo-2H-thiopyran contains sulfur-containing functionality, iodine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 228.09 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Tetrahydro-4-iodo-2H-thiopyran (CAS 281204-90-8) is a high-purity analytical reference standard with the molecular formula C5H9IS and a molecular weight of 228.09 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C5H9IS |
| Molecular Weight | 228.09 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | I-containing |
| Sulfur Atoms | 1 |
Related Tetrahydro Standards
- 1-(Tetrahydro-2H-pyran-4-yl)-3-((tetrahydrofuran-2-yl)methyl)urea (CAS 1329401-60-6)
- 1-(Tetrahydro-2H-pyran-2-yl)-5-vinyl-1H-indazole (CAS 1428558-62-6)
- (4-(5,6,7,8-Tetrahydro-[1,2,4]triazolo[4,3-a]pyridin-3-yl)phenyl)methanamine (CAS 1489490-62-1)
- 1-(2,3,4,9-Tetrahydro-1H-pyrido[3,4-b]indol-1-yl)propan-2-one (CAS 69225-88-3)
- 1-Benzyl-4,5,6,7-tetrahydro-1H-indazol-3(2H)-one (CAS 22820-91-3)
- N-(2,3,4,9-Tetrahydro-1H-carbazol-3-yl)acetamide (CAS 60480-69-5)
- 1-Phenyl-1,2,3,4-tetrahydro-pyrrolo[1,2-a]pyrazine 1-phenyl-1H,2H,3H,4H-pyrrolo[1,2-a]pyrazine 112758-89-1 BB 0221001 (CAS 112758-89-1)
- 2-(Tetrahydro-2H-thiopyran-4-yl)thiazole-5-carboxamide (CAS 1934960-48-1)
Recommended Standards
- N-Benzyl-2-bromoacetamide (CAS 2945-03-1)
- 29182-97-6 Acetanilide, 2-bromo-N-methyl- 3-12-00-00466 (Beilstein Handbook Reference) BRN 2091429 (Bromoacetyl)methylaminobenzene 2-Bromo-N-methylacetanilide N-Fenyl-N-methylamid kyseliny bromoctove [Czech] N-Fenyl-N-methylamid kyseliny bromoctove (CAS 29182-97-6)
- N-(4-Bromophenyl)propionamide (CAS 2760-35-2)
- 446286-61-9 5-BROMO-2-(PYRROLIDIN-1-YL)PYRIMIDINE 5-BROMO-2-PYRROLIDINOPYRIMIDINE BC002919 PYRIMIDINE, 5-BROMO-2-(1-PYRROLIDINYL)- (CAS 446286-61-9)
- Tetrakis(2-methoxyethoxy)silane (CAS 2157-45-1)
- Methyl 3-amino-3-(3-bromo-2-fluorophenyl)propanoate (CAS 1824382-89-9)
- N-Methyl-2-(methylamino)-acetamide (CAS 44565-47-1)
- 3-(4-hydroxypiperidin-1-yl)propanoic acid hydrochloride (CAS 1197502-89-8)
- 2-(sec-Butoxy)-6-(phenylthio)pyrimidin-4(1H)-one (CAS 284681-89-6)
- 3-({[3-(trifluoromethoxy)phenyl]methyl}sulfanyl)propanoic acid (CAS 1189749-86-7)
- n-Ethyl-2,3-dihydro-1h-indene-5-sulfonamide (CAS 1094654-09-7)
- 3-(1-methoxyethyl)azepane (CAS 2288010-62-6)
- 2-Chloro-6-(chloromethyl)-3-(difluoromethyl)-4-(trifluoromethyl)pyridine (CAS 1805419-73-1)
- Peptide-GMF (CAS CATO-CPTD788469)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com