6-(Methylthio)-9-pentyl-9H-purin-2-amine CAS 105959-97-5
| CAS No. | 105959-97-5 |
| Molecular Formula | C11H17N5S |
| Molecular Weight | 251.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-(Methylthio)-9-pentyl-9H-purin-2-amine (CAS 105959-97-5), molecular formula C11H17N5S and molecular weight 251.35 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, 6-(Methylthio)-9-pentyl-9H-purin-2-amine is typically off-white to pale yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 251.35 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 6-(Methylthio)-9-pentyl-9H-purin-2-amine 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 | C11H17N5S |
| Molecular Weight | 251.35 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | 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.) | 1987 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Methylthio Standards
- 5-(Methylthio)-6-(phenylthio)-1,2,4-triazin-3(2H)-one (CAS 32330-98-6)
- N-(5-(methylthio)-1,2,4-thiadiazol-3-yl)benzamide (CAS 353254-76-9)
- 2-(Methylthio)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-amine (CAS 121746-14-3)
- (1-(4-(Methylthio)benzyl)piperidin-3-yl)methanol (CAS 864410-59-3)
- 2-(Methylthio)-N,N-dipropyl-6-vinylpyrimidin-4-amine (CAS 823220-73-1)
- 3-(4-(2-(Methylthio)acetamido)phenyl)acrylic acid (CAS 1050142-66-9)
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- Ethyl 2-(6-(methylthio)-9H-purin-9-yl)acetate (CAS 33359-05-6)
Recommended Standards
- 1-(2-Cyano-1-(4-methoxyphenyl)ethyl)cyclohexanol-d6 (CAS 1020719-31-6)
- 2-((4-Methoxybenzo[d]thiazol-2(3h)-ylidene)amino)-N,N-dimethylethan-1-amine (CAS 1105195-20-7)
- 2-[(4-Butoxyphenyl)methylene]hydrazinecarbothioamide (CAS 100318-30-7)
- 2-(Benzylthio)quinoline (CAS 116249-87-7)
- Methyl 3-[2-(dimethylsulfamoyl)phenyl]-5-fluorobenzoate (CAS 1820734-79-9)
- Bis(trifluoromethyl)-1,2-oxazole-4-carboxylic acid (CAS 1421604-63-8)
- 2-(Difluoromethyl)-6-iodo-5-(trifluoromethyl)pyridine-3-acetonitrile (CAS 1805069-98-0)
- 2-Aminodiphenylamine (CAS 534-85-0)
- 1,7-Dimethyl-2-azaspiro[4.4]nonan-3-one (CAS 1561702-16-6)
- 2-(Difluoromethyl)-3-fluoropyridine-4-sulfonamide (CAS 1804707-20-7)
- Methyl 2-amino-3-(1h-imidazol-1-yl)-2-methylpropanoate (CAS 1250170-76-3)
- 3-Propylpentanedioic acid (CAS 4165-98-4)
- Hexahydroxyheptanoate (CAS CATO-C4X-217127)
- Semaglutide impurity 109 (CAS CATO-C4X-2226109)
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