4-(2-Ethylidenehydrazinyl)-6-methylpyrimidine CAS 89897-28-9
| CAS No. | 89897-28-9 |
| Molecular Formula | C7H10N4 |
| Molecular Weight | 150.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
4-(2-Ethylidenehydrazinyl)-6-methylpyrimidine (CAS 89897-28-9), molecular formula C7H10N4 and molecular weight 150.18 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-(2-Ethylidenehydrazinyl)-6-methylpyrimidine (C7H10N4) contains a nitrile group, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 150.18 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.
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.
Physical & Chemical Properties
| Molecular Formula | C7H10N4 |
| Molecular Weight | 150.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 4 |
Related Ethylidenehydrazinyl Standards
Recommended Standards
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- 4-(Allyloxy)-2-methylpyrimidine (CAS 7180-92-9)
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- 4-Ethyl-5-hexyl-4h-1,2,4-triazole-3-thiol (CAS 69480-18-8)
- 6,6-Dimethyl-6,7-dihydro-4H-pyrazolo[5,1-c][1,4]oxazin-2-amine (CAS 1433855-11-8)
- 3,4-Difluorophenylacetylene (CAS 143874-13-9)
- (1-(Thiophen-3-yl)-1H-pyrazol-4-yl)boronic acid (CAS 1974329-41-3)
- ((3AR,5R,6S,6aR)-2,2-dimethyl-6-(((trifluoromethyl)sulfonyl)oxy)tetrahydrofuro[2,3-d][1,3]dioxol-5-yl)methyl 4-methylbenzoate (CAS 75096-61-6)
- (3-Butoxy-4-methylphenyl)(methyl)sulfane (CAS 1379369-46-6)
- Ethyl (6-Chloro-2-nitro-3-pyridyl)(methyl)carbamate (CAS 89660-17-3)
- Travoprost Impurity 6 (CAS 349-82-6)
- 1-(3-Bromophenyl)-1H-benzo[d]imidazole (CAS 1352226-51-7)
- D-[Ser]8-Liraglutide (CAS CATO-C4X-199238)
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