7-(Methylthio)-[1,2,4]triazolo[1,5-b][1,2,4]triazine CAS 89569-75-5
| CAS No. | 89569-75-5 |
| Molecular Formula | C5H5N5S |
| Molecular Weight | 167.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 7-(Methylthio)-[1,2,4]triazolo[1,5-b][1,2,4]triazine (C5H5N5S) contains a nitrile group, sulfur-containing functionality. 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 167.19 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
7-(Methylthio)-[1,2,4]triazolo[1,5-b][1,2,4]triazine (CAS 89569-75-5), molecular formula C5H5N5S and molecular weight 167.19 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 7-(Methylthio)-[1,2,4]triazolo[1,5-b][1,2,4]triazine 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 | C5H5N5S |
| Molecular Weight | 167.19 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 |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Methylthio Standards
- 1-(3-(Methylthio)pyridin-2-yl)ethanone (CAS 1269293-71-1)
- 2-Methyl-6-(methylthio)nicotinaldehyde (CAS 1289099-20-2)
- 5-Methyl-2-(methylthio)nicotinaldehyde (CAS 1289211-85-3)
- 4-Methyl-5-(methylthio)nicotinaldehyde (CAS 1289268-31-0)
- 1-(5-(Methylthio)pyridin-2-yl)ethanone (CAS 667882-37-3)
- 2-(Methylthio)-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidine (CAS 916059-20-6)
- 2-(Methylthio)benzamide (CAS 54705-16-7)
- 4-(Methylthio)benzaldoxime (CAS 93033-60-4)
Recommended Standards
- 6-Methyl-3h,4h-thieno[2,3-d][1,2,3]triazin-4-one (CAS 38359-84-1)
- 7-Amino-[1,2,4]triazolo[1,5-c]pyrimidine-5(6H)-thione (CAS 70182-88-6)
- 6-Methyl-2-oxo-4-sulfanylidene-1H-pyrimidine-5-carbonitrile (CAS 2228-22-0)
- 7-Hydroxythieno[3,2-b]pyridin-5(4H)-one (CAS 74695-40-2)
- 6108-23-2 ZQS5S890B6 Lithium formate monohydrate UNII-ZQS5S890B6 Formic acid, lithium salt, monohydrate Lithium formate monohydrate [MI] Monolithium formate monohydrate (CAS 6108-23-2)
- Ethyl 3-(1,3-dioxo-2,3-dihydro-1H-inden-2-ylidene)-5-[2-(methoxycarbonyl)thiophen-3-yl]-4,6-dioxo-octahydropyrrolo[3,4-c]pyrrole-1-carboxylate (CAS 321522-15-0)
- 2-(4-Isopropyl-2-nitrophenoxy)acetic acid (CAS 1706438-97-2)
- 2-Chloro-4-isopropylthiazole (CAS 1026081-93-5)
- 2-(Methylamino)cyclohexan-1-ol (CAS 92344-45-1)
- Terbutaline Impurity 33 (CAS 1428441-56-8)
- (4-Chlorophenyl)hydrazine dihydrochloride (CAS 1397232-43-7)
- Linezolid Impurity 72 (CAS 2512195-95-6)
- 2-Methyl-3-(naphthalen-2-yl)propanoic acid (CAS 107777-19-5)
- Semaglutide impurity 40 (CAS CATO-C4X-222640)
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