18-Oxo-4,10-dithia-1-azatetracyclo[9.7.0.0^{3,7}.0^{12,17}]octadeca-3(7),5,12(17),13,15-pentaen-8-yl acetate CAS 866008-44-8
| CAS No. | 866008-44-8 |
| Molecular Formula | C17H15NO3S2 |
| Molecular Weight | 345.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C17H15NO3S2, 18-Oxo-4,10-dithia-1-azatetracyclo[9.7.0.0^{3,7}.0^{12,17}]octadeca-3(7),5,12(17),13,15-pentaen-8-yl acetate contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 345.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
18-Oxo-4,10-dithia-1-azatetracyclo[9.7.0.0^{3,7}.0^{12,17}]octadeca-3(7),5,12(17),13,15-pentaen-8-yl acetate (CAS 866008-44-8) is a high-purity analytical reference standard with the molecular formula C17H15NO3S2 and a molecular weight of 345.44 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.
As a certified reference material (CRM), 18-Oxo-4,10-dithia-1-azatetracyclo[9.7.0.0^{3,7}.0^{12,17}]octadeca-3(7),5,12(17),13,15-pentaen-8-yl acetate 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 | C17H15NO3S2 |
| Molecular Weight | 345.44 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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Oxo Standards
- 1,4-Dithia-7-azaspiro[4.4]nonane-8-carboxylic acid, 7-[(2S)-2-[(methoxycarbonyl)amino]-1-oxobutyl]-, (8S)- (CAS 1571139-04-2)
- 4-Phenyl-1,7-dithia-4-azaspiro[4.4]Nonan-3-one 1,1,7,7-tetraoxide (CAS 879642-15-6)
- 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)
- 2,7-Dithia-1,3,6,8-tetraazatricyclo[4.3.1.1(3,8)]Undecane-4-carboxylic acid 2,2,7,7-tetraoxide (CAS 2098489-25-7)
- 4-Benzyl-1,7-dithia-4-azaspiro[4.4]Nonan-3-one 7,7-dioxide (CAS 879641-96-0)
- 4-Phenyl-1,7-dithia-4-azaspiro[4.4]Nonan-3-one 7,7-dioxide (CAS 880450-10-2)
- 2,11-Dithia[3.3]paracyclophane (CAS 28667-63-2)
- N-(2,5-Dithia-7-azabicyclo[2.2.1]heptan-7-yl)-5-methylisoxazole-3-carboxamide (CAS 685542-19-2)
Recommended Standards
- 1-(Pyrrolidin-1-yl)-2-((3-(thiophen-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)ethan-1-one (CAS 868966-31-8)
- 1-Benzyl-4-(1-(2-methylallyl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-2-one (CAS 847396-37-6)
- 1-(1,5-Diphenyl-1H-pyrazole-4-carbonyl)azepane (CAS 477711-88-9)
- 1-Cycloheptyl-3-(1-(4-methoxyphenyl)-5-oxopyrrolidin-3-yl)urea (CAS 894028-14-9)
- (3-Chloro-[2,2'-bipyridin]-5-yl)boronic acid (CAS 2225170-44-3)
- 4-({[(1-ethylpyrrolidin-2-yl)methyl]amino}methyl)phenol dihydrochloride (CAS 1235439-59-4)
- N,N-diallylacetamide (CAS 6296-61-3)
- Bis(2,2,2-trichloroethyl)phosphoryl chloride (CAS 17672-53-6)
- 4-Bromo-1-(3-bromopropyl)-2-chlorobenzene (CAS 1593339-49-1)
- 4-Hydroxybiphenyl-d9 (rings-d9) (CAS 126840-28-6)
- 3-Butenyl 2-(dodecylthiocarbonothioylthio)-2-methylpropionate (CAS 1403579-59-8)
- 7-Iodo-3-methyl-1H-indazole (CAS 1360931-32-3)
- 3-((2-Fluorophenoxy)methyl)piperidine hydrochloride (CAS 614731-30-5)
- Tirzepatide Impurity 43 (CAS CATO-C4X-324043)
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