(R)-2-Methylthiomorpholine 1,1-dioxide CAS 2043769-70-4
| CAS No. | 2043769-70-4 |
| Molecular Formula | C5H11NO2S |
| Molecular Weight | 149.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(R)-2-Methylthiomorpholine 1,1-dioxide (CAS 2043769-70-4), molecular formula C5H11NO2S and molecular weight 149.21 g/mol, is a CATO reference standard with documented purity and traceability.
(R)-2-Methylthiomorpholine 1,1-dioxide (C5H11NO2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. 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.
As a certified reference material (CRM), (R)-2-Methylthiomorpholine 1,1-dioxide 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 | C5H11NO2S |
| Molecular Weight | 149.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related R Standards
- 3-Methylthiomorpholine 1,1-dioxide (CAS 148761-50-6)
- 2-Methylthiomorpholine 1,1-dioxide (CAS 148761-51-7)
- (S)-2-Methylthiomorpholine 1,1-dioxide (CAS 2043769-77-1)
- 4-Methylthiomorpholine 1,1-dioxide (CAS 25343-91-3)
- 2-ethyl-6-methylthiomorpholine (CAS 1492419-12-1)
- N-Methylthiomorpholine-4-carboxamide (CAS 72662-49-8)
- 5-Methylthiomorpholine-3-carboxylic acid (CAS 67424-44-6)
- 2-Ethyl-6-methylthiomorpholine 1-oxide (CAS 1562110-91-1)
Recommended Standards
- (R)-2-Amino-3-(ethylthio)propanoic acid (CAS 2629-59-6)
- (R)-Methyl 2-amino-3-(methylthio)propanoate (CAS 3830-10-2)
- (R)-3-Amino-3-methyltetrahydrothiophene 1,1-dioxide (CAS 1932799-68-2)
- 2-Cyclopropyl-4-ethynylthiazole (CAS 1849223-21-7)
- 2-Amino-N-benzyl-N-ethyl-2-methylpropanamidehydrochloride (CAS 1219972-62-9)
- N-((1R,3S,4R,5R,6R)-5,6,8-trihydroxy-3-methoxy-7-(4-methoxyphenyl)-2-oxabicyclo[4.2.0]Octan-4-yl)acetamide (CAS 78489-61-9)
- (Z)-N'-(2-cyanoacetyl)nicotinohydrazonamide (CAS 241126-96-5)
- Methyl 4-(2-ethoxy-2-oxoacetamido)benzoate (CAS 20983-83-9)
- 2-(2-Chlorophenoxy)-6-(2-chlorophenyl)pyridine-3-carbonitrile (CAS 306977-95-7)
- 4-Chloro-5-fluoro-N-methyl-2-nitropyridin-3-amine (CAS 2738980-90-8)
- 1-(2-hydroxyethyl)-1-methylguanidine phosphate (CAS 33018-83-6)
- 1-(4-(tert-Butyl)phenoxy)-3-(isopropylamino)propan-2-ol hydrochloride (CAS 467236-81-3)
- (1-(4-Bromophenyl)-1H-1,2,3-triazol-4-yl)methanamine (CAS 944905-62-8)
- Semaglutide impurity 54 (CAS CATO-C4X-222654)
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