1-Chloro-N-[4-(propan-2-yl)phenyl]naphtho[2,1-b]thiophene-2-carboxamide CAS 866040-28-0
| CAS No. | 866040-28-0 |
| Molecular Formula | C22H18ClNOS |
| Molecular Weight | 379.90 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 379.90 g/mol gives 1-Chloro-N-[4-(propan-2-yl)phenyl]naphtho[2,1-b]thiophene-2-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1-Chloro-N-[4-(propan-2-yl)phenyl]naphtho[2,1-b]thiophene-2-carboxamide (CAS 866040-28-0), a certified reference material (molecular formula C22H18ClNOS, MW 379.90 g/mol) for analytical method development and quality control.
Based on its molecular formula C22H18ClNOS, 1-Chloro-N-[4-(propan-2-yl)phenyl]naphtho[2,1-b]thiophene-2-carboxamide contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 379.90 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.
As a certified reference material (CRM), 1-Chloro-N-[4-(propan-2-yl)phenyl]naphtho[2,1-b]thiophene-2-carboxamide 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 | C22H18ClNOS |
| Molecular Weight | 379.90 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-5-(4-(methylsulfonyl)phenyl)-N-(piperidin-4-ylmethyl)pyridin-4-amine (CAS 2208654-76-4)
- 3-(7-Chloro-1-(methylthio)-5-oxo-[1,2,4]triazolo[4,3-a]quinazolin-4(5H)-yl)-N-isopropylpropanamide (CAS 1115967-07-1)
- (5E)-5-({3-chloro-4-[(4-fluorophenyl)methoxy]phenyl}methylidene)-2-sulfanylidene-1,3-thiazolidin-4-one (CAS 297150-44-8)
- 2-(4-Chloro-2-methylphenoxy)-N-{[(4-methoxyphenyl)carbamothioyl]amino}acetamide (CAS 893328-15-9)
- 2-Chloro-N-(5-((3-fluorobenzyl)thio)-1,3,4-thiadiazol-2-yl)benzamide (CAS 392303-40-1)
- 2-Chloro-N-(7-methyl-9-oxo-9H-thioxanthen-2-yl)benzamide (CAS 860610-00-0)
- Ethyl 4-(2-chloro-3-fluorophenyl)-6-methyl-2-(thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate (CAS 2007949-87-1)
- Ethyl 4-(2-chloro-4-fluorophenyl)-6-methyl-2-(thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate (CAS 247037-78-1)
Recommended Standards
- Haloperidol-d4 (CAS 1189986-59-1)
- 4-Defluoro-2-fluoro Haloperidol-d4 (CAS 1795021-11-2)
- 3-(tert-Butyl)-4-[(4-chlorophenyl)sulfonyl]-6-methyl-3,4-dihydro-2H-1,4-benzoxazine (CAS 478048-81-6)
- Licofelone (CAS 156897-06-2)
- 2-Chloro-N-(1,1-dioxo-1λ6-thiolan-3-yl)-N-(oxolan-2-ylmethyl)acetamide (CAS 852399-83-8)
- 2-(2-Methyl-1H-indol-3-yl)-2-oxoacetamide (CAS 1080-83-7)
- 1,9-Thianthrenedicarboxylic Acid (CAS 86-67-9)
- 2-Chloro-4-phenyl-5H-pyrrolo[3,2-d]pyrimidine (CAS 928840-88-4)
- (5-Ethoxy-3-methyl-3H-imidazo[4,5-b]pyridin-2-yl)methanol (CAS 172648-40-7)
- 7-Hydroxy-6-methyl-8-nitro-2,3-dihydro-5H-thiazolo[3,2-a]pyridin-5-one (CAS 1303510-46-4)
- Methyl 2,5-difluorobenzodithioate (CAS 1146210-65-2)
- 6-Bromo-2-(4-isopropoxyphenyl)quinoline-4-carboxylic acid (CAS 351001-10-0)
- 2-[2-(2-Chlorophenyl)phenyl]propan-2-ol (CAS 1393441-73-0)
- Semaglutide impurity 77 (CAS CATO-C4X-222677)
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