(2E)-1-[3-(4-Chlorophenyl)-2,1-benzoxazol-5-yl]-3-(dimethylamino)prop-2-en-1-one CAS 337920-27-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 337920-27-1 |
| Molecular Formula | C18H15ClN2O2 |
| Molecular Weight | 326.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2E)-1-[3-(4-Chlorophenyl)-2,1-benzoxazol-5-yl]-3-(dimethylamino)prop-2-en-1-one (CAS 337920-27-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H15ClN2O2. Molecular weight: 326.78 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H15ClN2O2 |
| Molecular Weight | 326.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related E Standards
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- Methyl 3-(4-Chlorophenyl)-1-m-tolyl-1H-pyrazole-5-carboxylate (CAS 1202031-50-2)
- Methyl 5-(4-chlorophenyl)-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate (CAS 158941-37-8)
- (3-(2-Chlorophenyl)-5-methylisoxazol-4-yl)-N-benzylformamide (CAS 300377-64-4)
- 1-((3-(4-Chlorophenyl)-2-hydroxynaphthalen-1-yl)methyl)urea (CAS 901762-40-1)
- 1-(2-Chlorophenyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid (CAS 449797-42-6)
- 1-(3-(4-Chlorophenyl)acryloyl)-5-phenylpyrazolidin-3-one (CAS 821773-10-8)
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Recommended Standards
- 2-Methylquinolin-8-yl (4-chloro-2-methylphenyl)carbamate (CAS 14577-91-4)
- (E)-N'-{7-[(Z)-2-(4-chlorophenyl)ethenyl]-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl}-N,N-dimethylmethanimidamide (CAS 303145-86-0)
- (2E)-2-[(E)-4-(3-Chlorophenoxy)benzoyl]-3-(dimethylamino)prop-2-enenitrile (CAS 136562-98-6)
- Methyl 1,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 78703-54-5)
- 1-(3-Chlorobenzyl)piperidin-4-amine (CAS 343778-59-6)
- 1-(Thiophen-2-yl)-N-(thiophen-3-ylmethyl)propan-1-amine (CAS 1249435-25-3)
- N5-(2-Sulfoethyl)glutamine (CAS 93369-01-8)
- heptane-4-sulfonyl chloride (CAS 920-88-7)
- N-(4-chlorophenyl)-2-methyl-2-(3-(trifluoromethyl)quinoxalin-2-yl)hydrazine-1-carboxamide (CAS 338773-11-8)
- a2,3-Sialylglycopeptide (CAS 189035-43-6)
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