(S)-2-Chloro-N-(1-((5-(ethylthio)-1,3,4-thiadiazol-2-yl)amino)-1-oxopropan-2-yl)benzamide CAS 956949-44-3
| CAS No. | 956949-44-3 |
| Molecular Formula | C14H15ClN4O2S2 |
| Molecular Weight | 370.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 370.88 g/mol gives (S)-2-Chloro-N-(1-((5-(ethylthio)-1,3,4-thiadiazol-2-yl)amino)-1-oxopropan-2-yl)benzamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(S)-2-Chloro-N-(1-((5-(ethylthio)-1,3,4-thiadiazol-2-yl)amino)-1-oxopropan-2-yl)benzamide (CAS 956949-44-3), molecular formula C14H15ClN4O2S2 and molecular weight 370.88 g/mol, is a CATO reference standard with documented purity and traceability.
(S)-2-Chloro-N-(1-((5-(ethylthio)-1,3,4-thiadiazol-2-yl)amino)-1-oxopropan-2-yl)benzamide (C14H15ClN4O2S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
As a certified reference material (CRM), (S)-2-Chloro-N-(1-((5-(ethylthio)-1,3,4-thiadiazol-2-yl)amino)-1-oxopropan-2-yl)benzamide 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 | C14H15ClN4O2S2 |
| Molecular Weight | 370.88 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Related S Standards
- 2-Chloro-N-(1-((5-(ethylthio)-1,3,4-thiadiazol-2-yl)amino)-1-oxopropan-2-yl)benzamide (CAS 1097773-11-9)
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- 2-Chloro-N-(2-(pyrrolidin-1-yl)-2-(thiophen-3-yl)ethyl)benzenesulfonamide (CAS 954669-56-8)
- 7-Chloro-2-((4-(4-hydroxyphenyl)piperazin-1-yl)methyl)quinazolin-4(3H)-one (CAS 854041-16-0)
- N-(2-Chloro-5-(6-methoxyimidazo[1,2-b]pyridazin-2-yl)phenyl)cyclopentanecarboxamide (CAS 946217-68-1)
- 3-(8-chloro-4H-thieno[3,2-c]chromen-2-yl)-1-(4-fluorophenyl)prop-2-en-1-one (CAS 256471-23-5)
Recommended Standards
- 2-(1-(2-(4-Chlorophenyl)-5-methylpyrazolo[1,5-a]pyrimidin-7-yl)piperidin-2-yl)ethanol (CAS 841253-81-4)
- Ethyl 2-({4-[(4-chlorophenyl)sulfanyl]-5-methoxypyrimidin-2-yl}sulfanyl)acetate (CAS 338423-25-9)
- N-{[3-(4-tert-butylphenyl)-1,2-oxazol-4-yl]methyl}-5-chloro-6-ethylpyrimidin-4-amine (CAS 866042-43-5)
- Diethyl-6-(4-chlorophenoxy) Hexylmalonate (CAS 82258-39-7)
- 4-((1-(2-(3-methoxyphenethyl)phenoxy)-3-(methylamino)propan-2-yl)oxy)-4-oxobutanoic acid (CAS 1659311-47-3（Free Base）)
- 3-Bromo-6-fluoro-2-methylpyridine (CAS 375368-83-5)
- 2-(5,5-Dimethyl-1,3,2-dioxaborinan-2-yl)-5-(1-hydroxycyclobutyl)benzonitrile (CAS 1467061-14-8)
- 8-(Benzyloxy)-2-methoxyquinoline (CAS 642477-85-8)
- 3-(3-Methoxyphenyl)-2H,4H,5H,6H-cyclopenta[c]pyrazole (CAS 400077-10-3)
- 1-(Difluoromethoxy)-3-(trifluoromethyl)benzene (CAS 119558-79-1)
- 1-Amino-4,5-dihydroxy-8-(phenylthio)anthracene-9,10-dione (CAS 2478-73-1)
- 4-(Methylamino)pyrimidine-5-carbonitrile (CAS 16357-70-3)
- trans-3a,4,7,7a-Tetrahydroisobenzofuran-1,3-dione (CAS 13149-03-6)
- Smac-N7 Peptide (CAS 401913-57-3)
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