[1,2,4]triazolo[1,5-c]pyrimidine CAS 274-86-2
| CAS No. | 274-86-2 |
| Molecular Formula | C5H4N4 |
| Molecular Weight | 120.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 120.11 g/mol gives [1,2,4]triazolo[1,5-c]pyrimidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
[1,2,4]triazolo[1,5-c]pyrimidine (CAS 274-86-2) is a high-purity analytical reference standard with the molecular formula C5H4N4 and a molecular weight of 120.11 g/mol.
Based on its molecular formula C5H4N4, [1,2,4]triazolo[1,5-c]pyrimidine contains a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 120.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures [1,2,4]triazolo[1,5-c]pyrimidine 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 | C5H4N4 |
| Molecular Weight | 120.11 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.) | 1957 |
| Nitrogen Atoms | 4 |
Related triazolo Standards
- [1,2,3]Triazolo[1,5-a]pyrazine (CAS 51392-75-7)
- [1,2,3]Triazolo[1,5-a]pyrimidine (CAS 25338-10-7)
- [1,2,4]triazolo[1,5-a]pyrimidine (CAS 275-02-5)
- [1,2,4]Triazolo[4,3-c]pyrimidine (CAS 274-81-7)
- 1,2,4-Triazolo[4,3-a]pyrazine (CAS 274-82-8)
- 1,2,4-Triazolo[4,3-a]pyrimidine (CAS 274-98-6)
- 1,2,4-Triazolo[4,3-b]pyridazine (CAS 274-83-9)
- 2H-[1,2,3]Triazolo[4,5-b]pyridine (CAS 273-33-6)
Recommended Standards
- 1-(Furan-3-yl)prop-2-yn-1-one (CAS 856017-01-1)
- (S)-2-Amino-3-(hydroxyamino)propanoic acid (CAS 5854-96-6)
- 5-Ethynylpyrazin-2(1H)-one (CAS 1933597-36-4)
- 5-Ethynylpyridazin-3(2H)-one (CAS 1933587-79-1)
- 6,8-diazaspiro[4.5]decane-7,9-dione (CAS 1342422-61-0)
- (+)-Rubiginone B2 (3S)-3,4-Dihydro-8-methoxy-3-methylbenz[a]anthracene-1,7,12(2H)-trione 130548-10-6 Rubiginone B2 (CAS 130548-10-6)
- 3-Methyl-2-(pyrazin-2-yl)butanoic acid (CAS 1341058-50-1)
- Sclareol Glycol (CAS 38419-75-9)
- (2R)-3-Bromo-5-oxopyrrolidine-2-carboxylic hexanoic anhydride (CAS 60633-80-9)
- Erlotinib Impurity 20 (CAS 938185-06-9)
- 2-Methyl-1-para-tolylpiperazine (CAS 35947-11-6)
- 2-Methyl-5-(4-methyl-3-nitrophenyl)-1,3,4-oxadiazole (CAS 796070-74-1)
- Bromoacetic acid-<SUP>13</SUP>C<SUB>2</SUB>,d<SUB>3</SUB> (CAS 1215692-10-6)
- Tirzepatide Impurity 48 (CAS CATO-C4X-324048)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com