(Mesitylsulfonyl)proline CAS 126522-74-5
| CAS No. | 126522-74-5 |
| Molecular Formula | C14H19NO4S |
| Molecular Weight | 297.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (Mesitylsulfonyl)proline (C14H19NO4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 297.37 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
(Mesitylsulfonyl)proline (CAS 126522-74-5) is a high-purity analytical reference standard with the molecular formula C14H19NO4S and a molecular weight of 297.37 g/mol.
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 manufactures (Mesitylsulfonyl)proline 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 | C14H19NO4S |
| Molecular Weight | 297.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Mesitylsulfonyl Standards
- 1-Ethyl-4-(mesitylsulfonyl)piperazine (CAS 425400-88-0)
- 1-(Mesitylsulfonyl)-3-nitro-1H-1,2,4-triazole (CAS 74257-00-4)
- 1-(Mesitylsulfonyl)piperidine-2-carboxylic acid (CAS 380222-32-2)
- 1-(Mesitylsulfonyl)piperidine-3-carboxylic acid (CAS 385398-13-0)
- 2-(4-(Mesitylsulfonyl)piperazin-1-yl)ethan-1-ol (CAS 331845-77-3)
- 1-(Mesitylsulfonyl)piperidin-4-one (CAS 1018581-09-3)
- 4-(Mesitylsulfonyl)-1-oxa-4,8-diazaspiro[4.5]decane (CAS 1173073-10-3)
- 4-(Mesitylsulfonyl)morpholine (CAS 112698-83-6)
Recommended Standards
- 1243075-84-4 6-Methyl-3-[(4-methylphenyl)thio]-1H-indole-2-carboxylic acid MFCD15732182 (CAS 1243075-84-4)
- Ethyl (3,4-difluoro-2-((trimethylsilyl)ethynyl)phenyl)carbamate (CAS 1268052-96-5)
- 3-Benzyl-6-(4-fluorophenyl)-3-azabicyclo[3.1.1]Heptan-6-ol (CAS 1240525-75-0)
- 2-((2-Fluorophenyl)thio)-5-(methylsulfonyl)aniline (CAS 129846-94-2)
- 3,4-Dimethyl-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carboxylic acid (CAS 1243040-51-8)
- (2R)-but-3-en-2-ol (CAS 33447-72-2)
- 2,4-Dichloro-1-hydroxyanthracene-9,10-dione (CAS 40459-15-2)
- 2-Isopropyl-5,5-dimethylthiazolidine-4-carboxylic Acid (CAS 13206-31-0)
- 5-Chloro-4-{[(2-ethylphenyl)sulfanyl]methyl}-1-methyl-3-phenyl-1H-pyrazole (CAS 318234-18-3)
- N'-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-3-(4-chlorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carbohydrazide (CAS 338978-24-8)
- 6-(Tert-butylamino)-5-methylnicotinaldehyde (CAS 1355229-05-8)
- 2-(4-(1,3,4-Oxadiazol-2-yl)phenyl)acetonitrile (CAS 255377-89-0)
- 3-(Hex-5-en-1-yl)thiophene (CAS 160391-41-3)
- [Formaldehyde Schiff-base]-Semaglutide Impurity 136 X TFA Salt (CAS CATO-C4X-2226136)
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