3-[(4-Aminophenyl)thio]-N-(5-methylisoxazol-3-yl)-propanamide CAS 931239-36-0
| CAS No. | 931239-36-0 |
| Molecular Formula | C13H15N3O2S |
| Molecular Weight | 277.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-[(4-Aminophenyl)thio]-N-(5-methylisoxazol-3-yl)-propanamide (C13H15N3O2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
3-[(4-Aminophenyl)thio]-N-(5-methylisoxazol-3-yl)-propanamide (CAS 931239-36-0), molecular formula C13H15N3O2S and molecular weight 277.34 g/mol, is a CATO reference standard with documented purity and traceability.
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), 3-[(4-Aminophenyl)thio]-N-(5-methylisoxazol-3-yl)-propanamide 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 | C13H15N3O2S |
| Molecular Weight | 277.34 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.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Aminophenyl Standards
- 2-[(4-Aminophenyl)thio]-N-(5-methylisoxazol-3-yl)-propanamide (CAS 899011-59-7)
- 1-Boc-4-(2-Aminophenyl)piperazine (CAS 170017-74-0)
- 3-[(4-Aminophenyl)azo]-benzenesulfonicacid (CAS 102-23-8)
- N-(3-Aminophenyl)-2-(2-chlorophenoxy)acetamide (CAS 953901-86-5)
- N-(3-Aminophenyl)-2-(4-chlorophenoxy)acetamide (CAS 953898-60-7)
- N-(4-Aminophenyl)-2-(2-chlorophenoxy)acetamide (CAS 953886-54-9)
- N-(4-Aminophenyl)-2-(4-chlorophenoxy)acetamide (CAS 953717-19-6)
- 10-(3-Aminophenyl)-2,3-dihydroimidazo[2,1-b]quinazolin-5(10H)-one (CAS 88959-10-8)
Recommended Standards
- 3-(Benzylsulfonyl)-4,6-dimethylpyridin-2(1H)-one (CAS 866038-61-1)
- 3-Amino-5-(4-ethoxyphenyl)thiophene-2-carboxylic acid methyl ester (CAS 691393-97-2)
- 3-(Benzenesulfonyl)-1,4,6-trimethyl-1,2-dihydropyridin-2-one (CAS 344278-75-7)
- 4-(1-Benzothiophen-2-yl)-2-(1H-pyrrol-1-yl)pyrimidine (CAS 860788-68-7)
- CAS 2260670-75-3 (CAS 2260670-75-3)
- 3-Amino-2-ethyl-5-phenylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 43088-56-8)
- (S)-2-(tert-Butoxycarbonyl)pyrazolidine-3-carboxylic acid (CAS 1398752-30-1)
- 5-(((5H-[1,2,4]triazino[5,6-b]indol-3-yl)thio)methyl)-4-(4-(trifluoromethoxy)phenyl)-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 1024559-44-1)
- 3-Ethylpent-2-en-2-ol (CAS 211235-41-5)
- methyl 5-amino-2,4-dimethylbenzoate (CAS 140112-97-6)
- 2-((1-Oxo-1-ureidopropan-2-yl)thio)benzoic acid (CAS 949995-11-3)
- [(4-METHYLPHENYL)PHENYLMETHYL]PIPERAZINE (CAS 68240-63-1)
- 2,3,3-Triphenylpropanoic acid (CAS 53663-24-4)
- Semaglutide impurity 01 (CAS 1998701-31-7)
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