5-(4-Fluorophenyl)-3,5,5a,11b-tetrahydro-2H,6H-chromeno[4',3':4,5]thiopyrano[2,3-d]thiazole-2,6-dione CAS 1260654-05-4
| CAS No. | 1260654-05-4 |
| Molecular Formula | C19H12FNO3S2 |
| Molecular Weight | 385.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 385.43 g/mol gives 5-(4-Fluorophenyl)-3,5,5a,11b-tetrahydro-2H,6H-chromeno[4',3':4,5]thiopyrano[2,3-d]thiazole-2,6-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-(4-Fluorophenyl)-3,5,5a,11b-tetrahydro-2H,6H-chromeno[4',3':4,5]thiopyrano[2,3-d]thiazole-2,6-dione (CAS 1260654-05-4) is a high-purity analytical reference standard with the molecular formula C19H12FNO3S2 and a molecular weight of 385.43 g/mol.
Structurally, 5-(4-Fluorophenyl)-3,5,5a,11b-tetrahydro-2H,6H-chromeno[4',3':4,5]thiopyrano[2,3-d]thiazole-2,6-dione (C19H12FNO3S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 385.43 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5-(4-Fluorophenyl)-3,5,5a,11b-tetrahydro-2H,6H-chromeno[4',3':4,5]thiopyrano[2,3-d]thiazole-2,6-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H12FNO3S2 |
| Molecular Weight | 385.43 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Fluorophenyl Standards
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- [5-(4-Fluorophenyl)-1-pentyl-3-pyrrolyl](1-naphthyl)methanone (CAS 914458-39-2)
- 3-(2-Fluorophenyl)-N-(4-methoxyphenyl)-[1,2,4]triazolo[4,3-c]quinazolin-5-amine (CAS 246021-96-5)
- 4-{[(4-fluorophenyl)sulfanyl]methyl}-1-[(4-methylphenyl)sulfanyl]-2-nitrobenzene (CAS 477869-73-1)
Recommended Standards
- (E)-1-(2-ethyl-4-hydroxy-1,1-dioxido-2H-benzo[e][1,2]thiazin-3-yl)-3-(4-methoxyphenyl)prop-2-en-1-one (CAS 1228572-21-1)
- 2-(tert-Butoxycarbonyl)-4-(4-fluorobenzyl)-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid (CAS 1283717-41-8)
- Ceftizoxime RC 4 (CAS 929101-89-3)
- (7-Methoxybenzofuran-2-yl)(3-(phenylsulfonyl)pyrrolidin-1-yl)methanone (CAS 1706155-43-2)
- 4,6-Dimethyl-2,3-dihydrobenzo[b]thiophene-2-carboxylic acid (CAS 1269530-05-3)
- tert-Butyl N-(4-amino-3-ethoxyphenyl)carbamate (CAS 1447971-93-8)
- 543686-58-4 3-Oxo-3-{4-[(2E)-3-phenylprop-2-en-1-yl]piperazin-1-yl}propanenitrile MFCD03367795 (CAS 543686-58-4)
- cinnamyl(phenyl)sulfane (CAS 5848-60-2)
- N-(prop-2-yn-1-yl)-1-propyl-1H-pyrazole-3-carboxamide (CAS 1437432-06-8)
- 3,7-Dimethoxy-10H-phenothiazine (CAS 1730-43-4)
- 4-Methoxy-2,3-dihydro-1H-indene-2-carboxylic acid (CAS 76413-91-7)
- N-(furan-2-ylmethyl)-2-nitrobenzamide (CAS 120275-54-9)
- 1,1,1-Trifluoro-4-((4-(trifluoromethoxy)phenyl)amino)pent-3-en-2-one (CAS 338415-93-3)
- Insulin Pork(≥27 USP units/mg) (CAS 12584-58-6)
Why CATO?
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