2,4-Diamino-6-ethylpyrimidin-5-ol CAS 83403-29-6
| CAS No. | 83403-29-6 |
| Molecular Formula | C6H10N4O |
| Molecular Weight | 154.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 154.17 g/mol gives 2,4-Diamino-6-ethylpyrimidin-5-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,4-Diamino-6-ethylpyrimidin-5-ol (CAS 83403-29-6) is a high-purity analytical reference standard with the molecular formula C6H10N4O and a molecular weight of 154.17 g/mol.
Based on its molecular formula C6H10N4O, 2,4-Diamino-6-ethylpyrimidin-5-ol contains an amide group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 154.17 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.
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.
Physical & Chemical Properties
| Molecular Formula | C6H10N4O |
| Molecular Weight | 154.17 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 4 |
Related Diamino Standards
- 2,3-Diamino-6-ethylpyrimidin-4(3H)-one (CAS 103109-36-0)
- 2,3-Diamino-6,7-dihydropyrazolo[1,2-a]pyrazol-1(5H)-one (CAS 857035-94-0)
- 2,6-Diamino-5-ethylpyrimidin-4(3h)-one (CAS 3977-25-1)
- 4,5-Diamino-1,6-dimethylpyrimidin-2(1H)-one (CAS 861573-80-0)
- 4,5-Diamino-2,6-dimethylpyridazin-3(2H)-one (CAS 28682-92-0)
- 5,6-Diamino-1,4-dimethylpyrimidin-2(1H)-one (CAS 33704-84-6)
- 5,6-Diamino-2-ethylpyrimidin-4(1H)-one (CAS 52186-75-1)
- 4,6-Diamino-2-oxo-1,2-dihydropyrimidine-5-carbaldehyde (CAS 113203-37-5)
Recommended Standards
- 2,4-Dimethoxy-5-methylpyrimidine (CAS 5151-34-8)
- 2-(quinolin-3-yl)acetonitrile (CAS 21863-57-0)
- 2,4-Dimethoxypyridin-3-amine (CAS 217096-31-6)
- 2-(Isoxazol-5-yl)-N,N-dimethylacetamide (CAS 930773-35-6)
- Methyl 2-({5-cyanoimidazo[2,1-b][1,3]thiazol-6-yl}sulfanyl)benzoate (CAS 338395-45-2)
- 4-(2-Aminoethyl)pyridin-2(1H)-one (CAS 746581-25-9)
- (2Z)-2-Amino-3-[(E)-[(3-phenoxyphenyl)methylidene]amino]but-2-enedinitrile (CAS 933949-57-6)
- 2,4,6-Tribromo-5-amino-isophthalic acid (CAS 35453-30-6)
- 4-(Trifluoromethoxy)-[1,1'-biphenyl]-2-carbaldehyde (CAS 2379322-38-8)
- 2-chloro-1,1-dioxo-1$l^{6}-thiolane-2-sulfonyl chloride (CAS 1955547-79-1)
- N-(2-methoxy-5-methylphenethyl)propan-2-amine (CAS 802317-24-4)
- 7-Methoxy-5-methyl-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepine (CAS 1520510-34-2)
- Dimethocaine Hydrochloride (CAS 553-63-9)
- Semaglutide impurity 274 (CAS CATO-C4X-2226274)
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