4-Ethyl-3-(2-(methylsulfonyl)propan-2-yl)-1h-pyrazol-5-amine CAS 1350477-92-7
| CAS No. | 1350477-92-7 |
| Molecular Formula | C9H17N3O2S |
| Molecular Weight | 231.32 g/mol |
| 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.
4-Ethyl-3-(2-(methylsulfonyl)propan-2-yl)-1h-pyrazol-5-amine (CAS 1350477-92-7) is a high-purity analytical reference standard with the molecular formula C9H17N3O2S and a molecular weight of 231.32 g/mol.
4-Ethyl-3-(2-(methylsulfonyl)propan-2-yl)-1h-pyrazol-5-amine (C9H17N3O2S) contains an amide group, a sulfone group, a carboxylic acid 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 4-Ethyl-3-(2-(methylsulfonyl)propan-2-yl)-1h-pyrazol-5-amine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H17N3O2S |
| Molecular Weight | 231.32 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 1-(Methylsulfonyl)-2-(thiophen-2-yl)pyrrolidine (CAS 950327-45-4)
- 4-Methyl-5-(methylsulfonyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine (CAS 672286-96-3)
- 10-(Methylsulfonyl)decanenitrile (CAS 53078-90-3)
- 3-(4-(Methylsulfonyl)piperazin-1-yl)-3-oxopropanenitrile (CAS 1492720-09-8)
- (3-(2-Methyl-1-(methylsulfonyl)cyclopropyl)-1,2,4-oxadiazol-5-yl)methanamine (CAS 1707374-14-8)
- (3-(1-(Methylsulfonyl)cyclobutyl)-1,2,4-oxadiazol-5-yl)methanamine (CAS 1707746-84-6)
- 1-(Methylsulfonyl)-3-(trifluoromethyl)piperidine (CAS 321970-45-0)
- (4-(Methylsulfonyl)-2-nitrophenyl)methanol (CAS 773873-23-7)
Recommended Standards
- N,N-Diisopropyl-1H-imidazole-1-sulfonamide (CAS 1349718-95-1)
- 4-Isobutyl-3-((methylsulfonyl)methyl)-1h-pyrazol-5-amine (CAS 1350479-20-7)
- 1,4-Dimethyl-3-(2-(methylsulfonyl)propan-2-yl)-1h-pyrazol-5-amine (CAS 1342386-43-9)
- 2-(3,4-Dihydroisoquinolin-2(1H)-yl)thiazol-4-amine (CAS 1365938-34-6)
- 4-(5-Chloro-2-methoxybenzoyl)-3,4-dihydroquinoxalin-2(1H)-one (CAS 927172-08-5)
- 1-(3-Ethoxy-4,5-difluorophenyl)propan-1-one (CAS 1443325-80-1)
- 1-methyl-1H-pyrazole-4-sulfonic acid (CAS 1798770-47-4)
- H-Ser-Tyr-OH (CAS 21435-27-8)
- 2-(2-Cyano-3-(difluoromethyl)-5-fluoropyridin-4-yl)acetic acid (CAS 1805920-00-6)
- Allyl 3-hydroxyazetidine-1-carboxylate (CAS 1198283-27-0)
- piperidin-3-yl N,N-dimethylcarbamate hydrochloride (CAS 1864053-86-0)
- 2,6-Diazaspiro[4.5]Decan-1-one hydrochloride (CAS 1203686-81-0)
- {6-Methylimidazo[1,2-a]pyridin-8-yl}boronic acid (CAS 2377607-68-4)
- Peptide Impurity 64 (CAS CATO-CPTD788964)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com