6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol CAS 5334-26-9
| CAS No. | 5334-26-9 |
| Molecular Formula | C15H20O8 |
| Molecular Weight | 328.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol (C15H20O8) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. 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 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol (CAS 5334-26-9), a certified reference material (molecular formula C15H20O8, MW 328.31 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 6-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-ol 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 | C15H20O8 |
| Molecular Weight | 328.31 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Methylthio Standards
- 2-(Methylthio)-N-(4-(trifluoromethoxy)phenyl)nicotinamide (CAS 764705-17-1)
- 2-(Methylthio)-5-(naphthalen-2-ylthio)pyrimidine-4-carboxylic acid (CAS 61727-10-4)
- Benzyl 2-(2-(methylthio)pyridin-3-yl)pyrrolidine-1-carboxylate (CAS 1352511-75-1)
- Ethyl 2-(3-(4-(methylthio)phenyl)propanoyl)benzoate (CAS 898780-93-3)
- (2-(Methylthio)phenyl)(2-(morpholinomethyl)phenyl)methanone (CAS 898750-23-7)
- (4-(Methylthio)phenyl)(4-(morpholinomethyl)phenyl)methanone (CAS 898769-88-5)
- 3-(Methylthio)-N-(4-(pyridin-2-yl)thiazol-2-yl)benzamide (CAS 896338-09-3)
- 3-(Methylthio)-N-(4-(pyridin-3-yl)thiazol-2-yl)benzamide (CAS 896356-41-5)
Recommended Standards
- 5-(1,3-Dioxolan-2-yl)-2-(2-trifluoromethylbenzoyl)-thiophene (CAS 898773-26-7)
- Anisatin (CAS 5230-87-5)
- 4-(3-Hydroxypropyl)phenyl β-D-Glucopyranosiduronic Acid (CAS 549548-40-5)
- Cymarin (CAS 508-77-0)
- 3-(Pyridin-4-yl)cyclohexan-1-amine (CAS 933758-92-0)
- 2,4-Dichloro-N-(7-methoxy-2-oxo-2H-chromen-3-yl)benzamide (CAS 338755-96-7)
- 3-(4-Bromophenyl)-N-cyclohexyl-3-(1H-pyrrol-1-yl)propanamide (CAS 866040-51-9)
- 2-(4-Bromo-2-chlorophenyl)-1,3-dioxolane (CAS 2221812-22-0)
- 8-Bromo-7-(4-bromobenzyl)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione (CAS 255730-99-5)
- 3-(Benzyloxy)cyclopentan-1-ol (CAS 905961-61-7)
- 2-(2-(Methylthio)phenyl)acetonitrile (CAS 27356-30-5)
- 2-(Methylthio)-7-nitrobenzo[d]thiazole (CAS 2942-17-8)
- N-(6-(4-Methylphenylsulfonamido)acridin-3-yl)acetamide (CAS 113110-49-9)
- D-[Ser]8-Semaglutide (CAS CATO-C4X-2226207)
Why CATO?
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