4-Methyl-2-morpholinothiazole-5-carbaldehyde CAS 90437-72-2
| CAS No. | 90437-72-2 |
| Molecular Formula | C9H12N2O2S |
| Molecular Weight | 212.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methyl-2-morpholinothiazole-5-carbaldehyde (C9H12N2O2S) 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
4-Methyl-2-morpholinothiazole-5-carbaldehyde (CAS 90437-72-2), molecular formula C9H12N2O2S and molecular weight 212.27 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), 4-Methyl-2-morpholinothiazole-5-carbaldehyde 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 | C9H12N2O2S |
| Molecular Weight | 212.27 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 2-Morpholinothiazole-4-carboxylic acid (CAS 906353-04-6)
- 2-Morpholinothiazole-5-carboxylic acid (CAS 332345-29-6)
- 2-Morpholinothiazole-5-carbaldehyde (CAS 1011-41-2)
- 2-Morpholinothiazole-4-carbaldehyde (CAS 126533-97-9)
- 4-Methyl-2-morpholinothiazole-5-carboxylic acid (CAS 876716-89-1)
- 2-Morpholinothiazole-4-boronic acid pinacol ester, 97% (CAS 1186115-52-5)
Recommended Standards
- 4-[(3-hydroxypropyl)sulfanyl]benzoic acid (CAS 254910-61-7)
- 4-Methyl-2-pyrrolidin-1-yl-thiazole-5-carboxylic acid (CAS 947013-57-2)
- 4,5-Dimethoxy-2-(methylsulfanyl)benzaldehyde (CAS 63624-30-6)
- 4-Oxo-4-thiophen-2-yl-butyric acid ethyl ester (CAS 59086-25-8)
- N-Desmethyl Dovitinib-d8 (CAS 1246814-93-6)
- 2,2-Dimethylpropyl N-(4-methyl-1,2,3-thiadiazol-5-yl)carbamate (CAS 338960-85-3)
- 4-Chloro-6-(piperazin-1-yl)pyrimidine hydrochloride (CAS 203519-89-5)
- Prasugrel Impurity N14 (CAS 239466-74-1)
- 1-(1H-imidazol-2-yl)propan-1-ol (CAS 1315060-05-9)
- (R)-2-((S)-1-(tert-Butoxycarbonyl)pyrrolidine-2-carboxamido)-3-methylbutanoic acid (CAS 91859-62-0)
- 3-Methyl-1-(3-(trifluoromethyl)phenyl)-1H-pyrazol-5-ol (CAS 302582-47-4)
- (1S,2S,4S)-4-methoxy-2-methylcyclohexane-1-carboxylic acid (CAS 1940134-92-8)
- 1-Isopropyl-3-nitro-5-(trifluoromethyl)-1H-pyrazole (CAS 1171715-21-1)
- Heme iron polypeptide(Hematin) (CAS 14875-96-8)
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