2-(((2-(Piperazin-1-yl)ethyl)amino)methylene)-5-(thiophen-2-yl)cyclohexane-1,3-dione CAS 432519-44-3
| CAS No. | 432519-44-3 |
| Molecular Formula | C17H23N3O2S |
| Molecular Weight | 333.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(((2-(Piperazin-1-yl)ethyl)amino)methylene)-5-(thiophen-2-yl)cyclohexane-1,3-dione (CAS 432519-44-3), molecular formula C17H23N3O2S and molecular weight 333.45 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H23N3O2S, 2-(((2-(Piperazin-1-yl)ethyl)amino)methylene)-5-(thiophen-2-yl)cyclohexane-1,3-dione 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 333.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 2-(((2-(Piperazin-1-yl)ethyl)amino)methylene)-5-(thiophen-2-yl)cyclohexane-1,3-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 | C17H23N3O2S |
| Molecular Weight | 333.45 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Piperazin Standards
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- 3-(1-oxo-6-piperazin-1-yl-isoindolin-2-yl)piperidine-2,6-dione (CAS 2229723-92-4)
- 2-(piperazin-1-ylmethyl)-5-(thiophen-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 900640-91-7)
- 4-Methyl-6-(piperazin-1-yl)pyrimidine dihydrochloride (CAS 1365936-83-9)
- 1-Ethyl-4-((4-(piperazin-1-yl)pyridin-3-yl)sulfonyl)piperazine (CAS 1352506-35-4)
- 5-Phenyl-2-(((2-(piperazin-1-yl)ethyl)amino)methylene)cyclohexane-1,3-dione (CAS 297160-31-7)
- 1-[1-methyl-6-(piperazin-1-yl)-1H-indol-4-yl]-1,3-diazinane-2,4-dione (CAS 2766179-12-6)
Recommended Standards
- 1-Isobutyl-4,6-dimethyl-3-(o-tolylsulfonyl)pyridin-2(1H)-one (CAS 866051-53-8)
- 2-(4-tert-Butylphenoxy)-3-methanesulfonyl-4,6-dimethylpyridine (CAS 341967-34-8)
- 1-Butyl-4,6-dimethyl-3-(o-tolylsulfonyl)pyridin-2(1H)-one (CAS 866051-52-7)
- 2-(5-(Hydroxymethyl)-2-((3-methylbenzyl)thio)-1H-imidazol-1-yl)-N-isopropylacetamide (CAS 921867-25-6)
- 4-Iodo-6-methylpicolinic acid (CAS 1393531-76-4)
- 5-(Bromomethyl)-3-(4-bromophenyl)-4,5-dihydroisoxazole (CAS 1781251-81-7)
- 3-Fluoro-2-(1-piperidinyl)aniline (CAS 1233951-80-8)
- 4-(4-chloro-5-methyl-1H-pyrazol-1-yl)butanoic acid (CAS 1006495-38-0)
- (E)-N-(3-fluoro-4-methylphenyl)-3-(m-tolyl)acrylamide (CAS 329779-88-6)
- 2,5-Dioxopyrrolidin-1-yl 7-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)heptanoate (CAS 724721-93-1)
- Bis((tetrahydrofuran-2-yl)methyl)amine (CAS 5343-16-8)
- N-(3-Bromophenyl)-1H-imidazo[4,5-g]quinazolin-8-amine hydrochloride (CAS 171179-37-6)
- 4-Bromo-5-ethyl-1H-indazole (CAS 2109805-55-0)
- Fragment-[3-31]-Liraglutide (CAS CATO-C4X-199232)
Why CATO?
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