2-(2-Methoxyphenyl)-1-(7-(thiophen-2-yl)-1,4-thiazepan-4-yl)ethan-1-one CAS 1705933-82-9
| CAS No. | 1705933-82-9 |
| Molecular Formula | C18H21NO2S2 |
| Molecular Weight | 347.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2-Methoxyphenyl)-1-(7-(thiophen-2-yl)-1,4-thiazepan-4-yl)ethan-1-one (CAS 1705933-82-9) is a high-purity analytical reference standard with the molecular formula C18H21NO2S2 and a molecular weight of 347.49 g/mol.
Structurally, 2-(2-Methoxyphenyl)-1-(7-(thiophen-2-yl)-1,4-thiazepan-4-yl)ethan-1-one (C18H21NO2S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 347.49 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C18H21NO2S2 |
| Molecular Weight | 347.49 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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Recommended Standards
- N-Dodecanoyl-phenylalanine (CAS 14379-64-7)
- 2-(Benzylthio)-1-(7-(furan-2-yl)-1,4-thiazepan-4-yl)ethan-1-one (CAS 1795302-96-3)
- 1'-(Diphenylamino)-[1,1'-bi(cyclohexan)]-2-one (CAS 140679-53-4)
- 2-(6-Chloro-5-(difluoromethyl)-3-iodopyridin-2-yl)acetic acid (CAS 1804491-97-1)
- 1-Methyl-2-(5-methylfuran-2-yl)-1H-benzo[d]imidazol-5-amine (CAS 21444-68-8)
- PPY A (CAS 875634-01-8)
- Methyl 5-(chlorosulfonyl)-4-methoxythiophene-3-carboxylate (CAS 175203-45-9)
- 5-(3-Methoxyphenyl)-1H-indole-2,3-dione (CAS 893736-24-8)
- 3-Chloro-2-hydrazino-5-iodopyridine (CAS 233770-02-0)
- Boc-D-β-HomoSec(pMeBzl)-OH (CAS 2044709-91-1)
- bicyclo[4.2.0]octa-1(6),2,4-triene-7-carboximidamide hydrochloride (CAS 182743-89-1)
- 【禁售不询】2-Butanone (CAS 78-93-3)
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