5-(Methylthio)-[1,2,4]triazolo[1,5-c]pyrimidin-7-amine CAS 70182-89-7
| CAS No. | 70182-89-7 |
| Molecular Formula | C6H7N5S |
| Molecular Weight | 181.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-(Methylthio)-[1,2,4]triazolo[1,5-c]pyrimidin-7-amine (C6H7N5S) contains a nitrile group, sulfur-containing functionality, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 181.22 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-(Methylthio)-[1,2,4]triazolo[1,5-c]pyrimidin-7-amine (CAS 70182-89-7) is a high-purity analytical reference standard with the molecular formula C6H7N5S and a molecular weight of 181.22 g/mol.
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), 5-(Methylthio)-[1,2,4]triazolo[1,5-c]pyrimidin-7-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 | C6H7N5S |
| Molecular Weight | 181.22 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.) | 1977 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Methylthio Standards
- 2-(Methylthio)-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine (CAS 113967-74-1)
- 2-(Methylthio)-7H-purin-6-amine (CAS 1198-83-0)
- 3-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 130224-46-3)
- 2-(Methylthio)pyrazolo[1,5-a][1,3,5]triazin-4-amine (CAS 54346-25-7)
- 3-Methyl-5-(methylthio)-1H-pyrazolo[4,3-e][1,2,4]triazine (CAS 497836-76-7)
- 3-Methyl-7-(methylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidine (CAS 6312-64-7)
- 8-(Methylthio)-9H-purin-6-amine (CAS 2508-06-7)
- 2-(Methylthio)-4aH-pyrrolo[2,3-d]pyrimidin-4(7H)-one (CAS 1201784-89-5)
Recommended Standards
- 5-(1-Methyl-1h-imidazol-2-yl)-1,3,4-thiadiazol-2-amine (CAS 25306-10-9)
- 5-Hydroxytryptophol-α,α,β,β-d4 (CAS 66640-87-7)
- alpha-Sarcin (CAS 86243-64-3)
- 3-Cyclopropyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-amine (CAS 893643-16-8)
- 2-(3-Nitrophenyl)-1h-imidazole-4-carboxylic acid (CAS 601494-32-0)
- 1-(2,3-Dihydro-1H-inden-1-yl)-3-methylurea (CAS 906425-62-5)
- tert-Butyl 8-oxo-2,6,9-triazaspiro[4.5]decane-2-carboxylate (CAS 1160247-09-5)
- 4-(2-(1H-Benzo[d]imidazol-2-yl)vinyl)-N,N-dimethylaniline (CAS 2562-90-5)
- Methyl 4-((5-bromopyrimidin-2-yl)oxy)benzoate (CAS 926304-76-9)
- 4-Ethyl-n-methylcyclohexan-1-amine (CAS 252854-34-5)
- 5-(4-(Trifluoromethyl)phenyl)picolinic acid (CAS 762287-48-9)
- 2,4,6-Tris(4-fluorophenyl)pyridine (CAS 41855-53-2)
- Argatroban Impurity 72 (CAS 66937-93-7)
- Insulin Degludec Impurity 2 (CAS CATO-C4X-21572)
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