2,5-Dimethoxy-4-(methylthio)benzaldehyde CAS 61638-04-8
| CAS No. | 61638-04-8 |
| Molecular Formula | C10H12O3S |
| Molecular Weight | 212.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2,5-Dimethoxy-4-(methylthio)benzaldehyde (C10H12O3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 212.27 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2,5-Dimethoxy-4-(methylthio)benzaldehyde (CAS 61638-04-8), molecular formula C10H12O3S 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.
CATO manufactures 2,5-Dimethoxy-4-(methylthio)benzaldehyde 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 | C10H12O3S |
| Molecular Weight | 212.27 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Sulfur Atoms | 1 |
Related Dimethoxy Standards
- 4,5-Dimethoxy-2-(methylsulfanyl)benzaldehyde (CAS 63624-30-6)
- (2,5-Dimethoxy-4-(methoxymethyl)phenyl)methanol (CAS 668462-13-3)
- Methyl 2,4-dimethoxy-6-methylpyrimidine-5-carboxylate (CAS 119140-24-8)
- (2,4-Dimethoxy-6-methyl-pyrimidin-5-yl)-acetic acid (CAS 500159-48-8)
- 2,4-Dimethoxy-3-methyl-5-nitroaniline (CAS 704877-30-5)
- 3,6-Dimethoxy-4-pyridazinecarboxylic acid ethyl ester (CAS 262353-17-3)
- (2,3-Dimethoxy-5-nitrophenyl)methanol (CAS 159873-66-2)
- (2,4-Dimethoxy-5-nitrophenyl)methanol (CAS 676152-72-0)
Recommended Standards
- 2,3-Dihydro-1H-inden-2-yl methanesulfonate (CAS 777-72-0)
- 2-[(2-Methoxyethyl)thio]benzoic acid (CAS 931374-69-5)
- 2-(Pyridin-3-yl)benzo[d]thiazole (CAS 2612-72-8)
- 2-[(2-Methylpropyl)sulfanyl]-5-nitropyridine (CAS 767358-30-5)
- (5-Bromo-2-fluoro-3-methylphenyl)(4-methylpiperazin-1-yl)methanone (CAS 2635937-17-4)
- 3-(4-Methoxyphenyl)-5-phenyl-2H-pyrano[2,3-b]quinolin-2-one (CAS 845536-16-5)
- 1-(3-Pyrrolidinylmethyl)-3-pyrrolidinoldihydrochloride (CAS 1219961-32-6)
- Ethyl 5-(3,4-dichlorophenyl)-[1,2,4]oxadiazole-3-carboxylate (CAS 163719-79-7)
- Methyl 6-nitro-4-oxo-1,4-dihydroquinoline-2-carboxylate (CAS 16133-46-3)
- 1H-Imidazole, 2-(1,2,3,4-tetrahydro-1-naphthalenyl)- 945389-41-3 (CAS 945389-41-3)
- 2-(2,6-Difluorophenyl)acetaldehyde (CAS 109346-83-0)
- Ethyl 4-methoxy-3-(trifluoromethyl)benzoate (CAS 773138-37-7)
- 6-Bromopyrazolo[1,5-a]pyridine (CAS 1264193-11-4)
- Semaglutide impurity 40 (CAS CATO-C4X-222640)
Why CATO?
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