4-Methoxythieno[3,2-d]pyrimidine-7-carboxylic acid CAS 2715124-08-4
| CAS No. | 2715124-08-4 |
| Molecular Formula | C8H6N2O3S |
| Molecular Weight | 210.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methoxythieno[3,2-d]pyrimidine-7-carboxylic acid (C8H6N2O3S) 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 4-Methoxythieno[3,2-d]pyrimidine-7-carboxylic acid (CAS 2715124-08-4), a certified reference material (molecular formula C8H6N2O3S, MW 210.21 g/mol) for analytical method development and quality control.
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 4-Methoxythieno[3,2-d]pyrimidine-7-carboxylic acid 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 | C8H6N2O3S |
| Molecular Weight | 210.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methoxythieno Standards
- 7-Methoxythieno[2,3-b]pyrazine-6-carboxylic acid (CAS 521948-54-9)
- 3-Methoxythieno[3,4-b]pyridine-5,7-diamine (CAS 1071365-43-9)
- 7-Methoxythieno[3,4-c]pyridine-1,3-diamine (CAS 314033-46-0)
- 8-Methoxythieno[2,3-c]quinolin-4(5H)-one (CAS 1338535-49-1)
- 2-Methoxythieno[3,2-d]pyrimidin-4-ol (CAS 676997-70-9)
- 6-Methoxythieno[3,2-b]pyridin-5(4H)-one (CAS 1228009-40-2)
- 2-methoxythieno[3,2-d]pyrimidine (CAS 1259978-29-4)
- 4-Methoxythieno[3,2-d]pyrimidine (CAS 16228-99-2)
Recommended Standards
- 4-methoxy-2-nitrophenyl thiocyanate (CAS 59607-71-5)
- 5-(2-Aminothiazol-4-yl)pyrimidine-2,4(1H,3H)-dione (CAS 7597-80-0)
- 4-Hydroxy-1-phenylphosphinane 1-oxide (CAS 23855-90-5)
- 5-(2-Methylthiazol-4-yl)isoxazole-3-carboxylic acid (CAS 368870-05-7)
- Morpholine Impurity 3 (CAS 101491-37-6)
- 6H-Benzo[cd]pyren-6-one (CAS 3074-00-8)
- (6-Methoxy-2-(trifluoromethyl)pyridin-3-yl)boronic acid (CAS 2096338-27-9)
- 2,4,5-Triphenylpyridine (CAS 38537-90-5)
- Pyridoxine /Vitamin B6 Impurity 62 (CAS CATO-C4X-187762)
- Methyl (4-Methylpyridin-3-yl)carbamate Hydrochloride (CAS 1788613-13-7)
- 3-Amino-2-(4-fluorophenyl)pyrido[2,3-d]pyrimidin-4(3H)-one (CAS 1363404-77-6)
- 2-Chloro-N-(4-cyanobenzyl)-N-isopropylacetamide (CAS 1353976-75-6)
- 1-(Ethoxycarbonyl)cyclohexane-1-carboxylic acid (CAS 54379-17-8)
- D-Ile27-Tirzepatide (CAS CATO-CPTD788907)
Why CATO?
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