1-Ethyl-2-imino-10-methyl-N-(2-morpholinoethyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide CAS 618077-84-2
| CAS No. | 618077-84-2 |
| Molecular Formula | C21H26N6O3 |
| Molecular Weight | 410.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-Ethyl-2-imino-10-methyl-N-(2-morpholinoethyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1-Ethyl-2-imino-10-methyl-N-(2-morpholinoethyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 618077-84-2), molecular formula C21H26N6O3 and molecular weight 410.47 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-Ethyl-2-imino-10-methyl-N-(2-morpholinoethyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (C21H26N6O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 410.47 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
As a certified reference material (CRM), 1-Ethyl-2-imino-10-methyl-N-(2-morpholinoethyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C21H26N6O3 |
| Molecular Weight | 410.47 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 6 |
Related Ethyl Standards
- Ethyl 2-imino-1-(3-morpholinopropyl)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate (CAS 510761-65-6)
- 6-Imino-2-oxo-5-[(E)-[(2E)-3-phenylprop-2-en-1-ylidene]amino]-1-[3-(trifluoromethyl)phenyl]-1,2,3,6-tetrahydropyrimidine-4-carbonitrile (CAS 1048915-31-6)
- 2-Imino-10-methyl-3-(phenylsulfonyl)-1-propyl-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one (CAS 606957-68-0)
- 6-Imino-2-oxo-5-[(E)-[(3-phenoxyphenyl)methylidene]amino]-1-phenyl-1,2,3,6-tetrahydropyrimidine-4-carbonitrile (CAS 1048915-68-9)
- 6-Imino-2-oxo-1-phenyl-5-{[(3,4,5-trimethoxyphenyl)methylidene]amino}-1,2,3,6-tetrahydropyrimidine-4-carbonitrile (CAS 946387-13-9)
- 2-Imino-5-((1-phenyl-3-(4-propoxyphenyl)-1H-pyrazol-4-yl)methylene)thiazolidin-4-one (CAS 381706-15-6)
- 2-Imino-1-(2-methoxyethyl)-5-oxo-N-(pyridin-3-ylmethyl)-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 510762-45-5)
- 2-Imino-1-(2-methoxyethyl)-5-oxo-N-(1-phenylethyl)-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 510762-51-3)
Recommended Standards
- (1-(Thiophen-2-ylsulfonyl)piperidin-4-yl)(3-(trifluoromethyl)piperidin-1-yl)methanone (CAS 342779-33-3)
- 2-{2-[4-(2,6-dimethylphenyl)piperazin-1-yl]ethyl}-7-nitro-3,4-dihydro-2H-1,4-benzoxazin-3-one (CAS 866039-67-0)
- UCB-9608, >98% (HPLC) (CAS 1616413-96-7)
- 4,4'-(Ethyne-1,2-diyl)bis(2-propoxybenzohydrazide) (CAS 2413016-99-4)
- 5-Bromothiophene-2-sulfonamide (CAS 53595-65-6)
- Methyl 2-(4-(trifluoromethyl)phenyl)pyrimidine-5-carboxylate (CAS 871251-66-0)
- 2-Difluoromethanesulfonamido-4-methoxybenzene-1-sulfonyl chloride (CAS 1423024-75-2)
- 5-Bromo-2,6-dichloro-N-(3,4-difluorophenyl)-4-pyrimidinamine (CAS 2171305-26-1)
- 2-(5-chlorothiophen-2-yl)-4-methyl-1,3-thiazole-5-carboxylic acid (CAS 1152599-58-0)
- (S)-1-(3-chloro-5-fluorophenyl)propan-1-amine (CAS 1212995-93-1)
- 3-(4-Nitro-phenyl)-isoxazole-5-carboxylic acid ethyl ester (CAS 370848-42-3)
- Carbidopa Impurity 35 (CAS 2104012-68-0)
- 2-Cyclohexyl-3-(9h-fluoren-12-ylmethoxycarbonylamino)propanoic acid (CAS 1217747-47-1)
- a2,3-Sialylglycopeptide (CAS 189035-43-6)
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