2-(Mesitylamino)-9,10-dimethoxy-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one hydrochloride CAS 76536-65-7
| CAS No. | 76536-65-7 |
| Molecular Formula | C23H25N3O3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(Mesitylamino)-9,10-dimethoxy-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one hydrochloride (C23H25N3O3HClH2O) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 445.94 g/mol, it falls into the moderately-high-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.
2-(Mesitylamino)-9,10-dimethoxy-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one hydrochloride (CAS 76536-65-7), molecular formula C23H25N3O3HClH2O and molecular weight 445.94 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.
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 | C23H25N3O3 HCl 2*H2O |
| Molecular Weight | 445.94 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Mesitylamino Standards
- 2-(Mesitylamino)-4H-[1,3]thiazino[5,6-b]quinoxalin-4-one (CAS 154371-24-1)
- 4-(Mesitylamino)-4-oxobutanoic acid (CAS 201741-53-9)
- 1-(2-(Mesitylamino)phenyl)ethan-1-one (CAS 23592-55-4)
- (Z)-4-(Mesitylamino)-4-oxobut-2-enoic acid (CAS 55862-97-0)
- 2,2'-((2-(Mesitylamino)-2-oxoethyl)azanediyl)diacetic acid (CAS 65717-98-8)
- 2-(mesitylamino)-9,10-dimethoxy-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one (CAS 76536-66-8)
- Ethyl 2-(mesitylamino)-2-oxoacetate (CAS 79354-30-6)
Recommended Standards
- 2,2,2-Trifluoroethyl n-(4-bromo-2-methylphenyl)carbamate (CAS 1087798-29-5)
- 6-(Biotinylamino)thiocaproic Acid, S-Ethyl Ester (CAS 353754-94-6)
- N-(4-methoxyphenyl)-5-oxo-1-(thiophen-2-ylmethyl)pyrrolidine-2-carboxamide (CAS 477768-23-3)
- 3-(2-aminoethyl)-N-methylbenzamide (CAS 1250364-24-9)
- 6-(6-(Trifluoromethyl)pyridin-2-yl)-1,3,5-triazine-2,4(1H,3H)-dione (CAS 1446507-38-5)
- 2-(3-Methylbutanamido)-2-phenylacetic acid (CAS 60050-52-4)
- 4-amino-2-(piperidin-1-yl)benzamide (CAS 1311316-53-6)
- (1R,2S)-2-(N-Benzyl-2,4,6-trimethylphenylsulfonamido)-1-phenylpropyl propionate (CAS 187324-66-9)
- Methyl 1H-1,2,3-triazole-4-carboxylate (CAS 4967-77-5)
- Gastric Inhibitory Polypeptide (6-30) amide (human) (CAS 1139691-72-7)
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