2,3-Dimethylthiomorpholine-4-carbaldehyde CAS 31507-18-3
| CAS No. | 31507-18-3 |
| Molecular Formula | C7H13NOS |
| Molecular Weight | 159.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2,3-Dimethylthiomorpholine-4-carbaldehyde is closely related to an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2,3-Dimethylthiomorpholine-4-carbaldehyde (CAS 31507-18-3), molecular formula C7H13NOS and molecular weight 159.25 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2,3-Dimethylthiomorpholine-4-carbaldehyde (C7H13NOS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 159.25 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C7H13NOS |
| Molecular Weight | 159.25 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) | 2.0 |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dimethylthiomorpholine Standards
- 2,2-Dimethylthiomorpholine 1,1-dioxide (CAS 1272667-24-9)
- 3,3-Dimethylthiomorpholine 1,1-dioxide (CAS 1272670-08-2)
- 2,6-Dimethylthiomorpholine 1,1-dioxide (CAS 89999-99-5)
- 2,3-Dimethylthiomorpholine 1-oxide (CAS 1375964-41-2)
- 2,2-Dimethylthiomorpholine 1-oxide (CAS 1384431-11-1)
- 3,3-Dimethylthiomorpholine 1-oxide (CAS 1508554-59-3)
- (R)-2,2-Dimethylthiomorpholine-3-carboxylic acid (CAS 774243-35-5)
- (S)-2,2-dimethylthiomorpholine-3-carboxylic acid (CAS 84915-43-5)
Recommended Standards
- 1-Oxa-4-thia-8-azaspiro[4.5]decane (CAS 5608-98-0)
- 2-Ethylthiomorpholine-4-carbaldehyde (CAS 30188-23-9)
- 1-Isopropoxy-3-isothiocyanatopropane (CAS 519169-03-0)
- 3-sulfanylbenzamide (CAS 569339-15-7)
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- 1-(1-Aminopentan-2-yl)cyclopentan-1-ol (CAS 1507197-28-5)
- Ethyl 2-Methylbutyrate-d (CAS 181878-39-7)
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- 5-Chloro-4-fluoro-1H-indazole (CAS 1082041-86-8)
- 1-(4-Bromothiophen-2-yl)-N-(pyridin-4-ylmethyl)methanamine (CAS 1040046-54-5)
- Mast Cell Degranulating (MCD) Peptide HR-2 (CAS 80388-04-1)
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