7-Hydroxy-5-(methylthio)-[1,2,4]triazolo[1,5-a]pyrimidine-6-carbonitrile CAS 5545-36-8
| CAS No. | 5545-36-8 |
| Molecular Formula | C7H5N5OS |
| Molecular Weight | 207.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 7-Hydroxy-5-(methylthio)-[1,2,4]triazolo[1,5-a]pyrimidine-6-carbonitrile 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.
CATO supplies 7-Hydroxy-5-(methylthio)-[1,2,4]triazolo[1,5-a]pyrimidine-6-carbonitrile (CAS 5545-36-8), a certified reference material (molecular formula C7H5N5OS, MW 207.21 g/mol) for analytical method development and quality control.
Owing to an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system, 7-Hydroxy-5-(methylthio)-[1,2,4]triazolo[1,5-a]pyrimidine-6-carbonitrile is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 207.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H5N5OS |
| Molecular Weight | 207.21 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- (3-Hydroxy-5-methylisoxazolidin-2-yl)(phenyl)methanone (CAS 114056-82-5)
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Recommended Standards
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- Dimethyl(4-(prop-2-yn-1-ylamino)phenyl)phosphine oxide (CAS 2849345-60-2)
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- 2-(3-Bromobutyl)isoindoline-1,3-dione (CAS 130400-64-5)
- tert-Butyl piperazine-1-carboxylate hydrochloride (CAS 76535-74-5)
- 3-[(2,6-difluorophenyl)methyl]azetidine hydrochloride (CAS 1354961-74-2)
- 3-(2,5-Dimethyl-1h-pyrrol-1-yl)-4-hydroxybenzoic acid (CAS 340315-24-4)
- 2-Methoxy-2-methylpropanethioamide (CAS 1499006-62-0)
- 5-[(2-fluorophenoxy)methyl]-4-phenyl-4H-1,2,4-triazole-3-thiol (CAS 743444-27-1)
- 2-(Aminomethyl)-3,5-dimethylpyridin-4(1H)-one (CAS 1114596-81-4)
- D-[Phe6]-Semaglutide (CAS CATO-C4X-2226213)
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