3-Methyl-1-[(1r,4r)-4-hydroxycyclohexyl]urea CAS 80413-65-6
| CAS No. | 80413-65-6 |
| Molecular Formula | C8H16N2O2 |
| Molecular Weight | 172.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 172.22 g/mol gives 3-Methyl-1-[(1r,4r)-4-hydroxycyclohexyl]urea distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Methyl-1-[(1r,4r)-4-hydroxycyclohexyl]urea (CAS 80413-65-6), molecular formula C8H16N2O2 and molecular weight 172.22 g/mol, is a CATO reference standard with documented purity and traceability.
3-Methyl-1-[(1r,4r)-4-hydroxycyclohexyl]urea (C8H16N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 | C8H16N2O2 |
| Molecular Weight | 172.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 3-Methoxy-2,2,5,5-tetramethylimidazolidin-4-one (CAS 90277-91-1)
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- 3-Methoxy-1-methylnaphthalene (CAS 57404-87-2)
- 4-(3,5-Dimethylphenyl)but-3-yn-2-one (CAS 2628359-89-5)
- 3-Chloro-N-(2-((5-chloro-2-methoxyphenyl)amino)-2-oxoethyl)-N-cyclohexylbenzo[b]thiophene-2-carboxamide (CAS 337354-95-7)
- (2-(Tert-butyl)pyridin-4-yl)boronic acid (CAS 2000187-68-6)
- 2-(2-methoxyethyl)-1,1,3-trioxo-2,3-dihydro-1$l^{6},2-benzothiazole-6-carboxylic acid (CAS 1082395-50-3)
- Di-sec-butoxyaluminoxytriethoxysilane (CAS 68959-06-8)
- Benzyl 2-(((2-aminoethyl)(methyl)amino)methyl)piperidine-1-carboxylate (CAS 1353986-78-3)
- 6-(Difluoromethyl)pyridin-2(1H)-one (CAS 195044-11-2)
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- 1-(4-Methoxy-2-nitrophenyl)-1H-pyrrole-2-carbaldehyde (CAS 881040-46-6)
- Neuroendocrine Regulatory Peptide-1 (human) (H-6622.1000) (CAS 954420-50-9)
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