2,11-Dithia[3.3]paracyclophane CAS 28667-63-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28667-63-2 |
| Molecular Formula | C16H16S2 |
| Molecular Weight | 272.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,11-Dithia[3.3]paracyclophane (CAS 28667-63-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H16S2. Molecular weight: 272.43 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H16S2 |
| Molecular Weight | 272.43 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | 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.) | 1965 |
| Sulfur Atoms | 2 |
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- 4,10-Dithia-1-azatetracyclo[9.7.0.0^{3,7}.0^{12,17}]octadeca-3(7),5,12(17),13,15-pentaene-8,18-dione (CAS 190912-32-4)
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Recommended Standards
- 2-(1-benzylpiperidin-4-yl)azepane (CAS 527674-02-8)
- 3-(Butylsulfinyl)-2-(phenylthio)propan-1-ol (CAS 93247-85-9)
- 1-Neopentyl-2',3'-dihydro-1'H-spiro[piperidine-4,4'-quinoline] (CAS 917898-65-8)
- 1-((3-Ethyl-1,2,4-oxadiazol-5-yl)methyl)-3-(pyrrolidin-1-ylsulfonyl)pyridin-2(1H)-one (CAS 1396869-88-7)
- 2-[3-(4-chlorophenyl)prop-2-enamido]benzoic acid (CAS 53901-67-0)
- (1R,3R,5S)-rel-6,6-difluorobicyclo[3.1.0]hexane-3-carboxylic acid (CAS 1447972-24-8)
- 1-(Benzyloxy)-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 1225872-56-9)
- tert-Butyl (E)-4-((hydroxyimino)methyl)piperidine-1-carboxylate (CAS 190446-85-6)
- AM 251 (CAS 183232-66-8)
- Semaglutide impurity 29 (CAS 1188328-22-4)
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