Acetamide, 2-chloro-N-[3-cyano-6,7-dihydro-7,7-dimethyl-5-[2-(2-pyridinyl)ethenyl]benzo[b]thien-2-yl]-, hydrochloride (1:1) CAS 1173419-95-8
| CAS No. | 1173419-95-8 |
| Molecular Formula | C20H18ClN3OS |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies Acetamide, 2-chloro-N-[3-cyano-6,7-dihydro-7,7-dimethyl-5-[2-(2-pyridinyl)ethenyl]benzo[b]thien-2-yl]-, hydrochloride (1:1) (CAS 1173419-95-8), a certified reference material (molecular formula C20H18ClN3OSHCl, MW 420.35 g/mol) for analytical method development and quality control.
Structurally, Acetamide, 2-chloro-N-[3-cyano-6,7-dihydro-7,7-dimethyl-5-[2-(2-pyridinyl)ethenyl]benzo[b]thien-2-yl]-, hydrochloride (1:1) (C20H18ClN3OSHCl) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 420.35 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), Acetamide, 2-chloro-N-[3-cyano-6,7-dihydro-7,7-dimethyl-5-[2-(2-pyridinyl)ethenyl]benzo[b]thien-2-yl]-, hydrochloride (1:1) 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 | C20H18ClN3OS HCl |
| Molecular Weight | 420.35 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Acetamide Standards
- 101020-76-2 Acetamide, N-(8-hydroxy-9H-fluoren-2-yl)- DTXSID10143679 (CAS 101020-76-2)
- 102387-48-4 Acetamide, N-(5-chloro-3-((4-(diethylamino)-2-methylphenyl)imino)-4-methyl-6-oxo-1,4-cyclohexadien-1-yl)- 2-Acetylamino-6-chloro-4-((4-diethylamino)-2-methylphenyl-imino)-5-methyl-1-oxo-2,5-cyclohexadiene N-(5-Chloro-3-(4-(diethylamino)-2-methylphenylimino)-4-methyl-6-oxo-1,4-cyclohexadienyl)acetamide EC 412-250-1 (CAS 102387-48-4)
- Acetamide, N-(2-bromo-5-pyrimidinyl)- (CAS 1209458-44-5)
- Acetamide,2-amino-N-[6-[6-(2-pyridinyl)-1,2,4,5-tetrazin-3-yl]-3-pyridinyl]-,hydrochloride (1:1) (CAS 1360467-41-9)
- Acetamide, N,N-dimethyl-2-[[(3aR,5R,7aR)-octahydropyrano[3,2-b]pyrrol-5-yl]methoxy]-, rel- (CAS 1422140-63-3)
- Acetamide, n-[6-(1,3-dioxolan-2-yl)-4-methyl-3-pyridinyl]- (CAS 143621-41-4)
- Acetamide-15N (CAS 1449-72-5)
- Acetamide, n-(2-bromophenyl)-n-methyl- (CAS 153704-11-1)
Recommended Standards
- 1-(4-(2-Isopropyl-5-methylphenoxy)phenyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 899762-66-4)
- n-(3-Bromo-4-fluorobenzyl)pentan-3-amine (CAS 1019559-29-5)
- methyl N-[(1E)-(dimethylamino)methylidene]carbamate (CAS 482378-04-1)
- 3741-90-0 Ethanone, 1-phenyl-, 2,2-diphenylhydrazone Ethanone, 1-phenyl-, diphenylhydrazone (CAS 3741-90-0)
- Ethyl 5-amino-4-bromo-1-(2-cyanoethyl)-1H-pyrazole-3-carboxylate (CAS 1427023-20-8)
- Avibactam Impurity 75 (CAS CATO-C4X-134875)
- 2-(2,5-Dichlorobenzamido)-6-isopropyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide hydrochloride (CAS 1219189-56-6)
- Tert-butyl hex-5-ynoate (CAS 73448-14-3)
- N-(2-Bromo-5-chloropyridin-3-yl)acetamide (CAS 1862532-17-9)
- Cholecystokinin, CCK Tetrapeptide (30-33) (CAS 35144-91-3)
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