1-[2-(3,4-dimethoxyphenyl)ethyl]-6-[(E)-2-(dimethylamino)ethenyl]-4-oxo-1,4-dihydropyrimidine-5-carbonitrile 11K-921 303148-47-2 CAS 303148-47-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303148-47-2 |
| Molecular Formula | C19H22N4O3 |
| Molecular Weight | 354.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-[2-(3,4-dimethoxyphenyl)ethyl]-6-[(E)-2-(dimethylamino)ethenyl]-4-oxo-1,4-dihydropyrimidine-5-carbonitrile 11K-921 303148-47-2 (CAS 303148-47-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H22N4O3. Molecular weight: 354.40 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H22N4O3 |
| Molecular Weight | 354.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Related dimethoxyphenyl Standards
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- 3,5-Bis(3,4-dimethoxyphenyl)-4-methyl-1H-pyrazole (CAS 1159988-51-8)
- 1,5-Bis-(3,4-Dimethoxyphenyl)-3-Pentadienone (CAS 38552-39-5)
- 2-(3,4-Dimethoxyphenyl)-6-ethoxy-7-methoxynaphthalen-1-ol (CAS 85365-76-0)
- 7-(3,4-Dimethoxyphenyl)-4-hydroxythieno[2,3-b:4,5-b']dipyridin-2(1H)-one (CAS 340816-82-2)
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Recommended Standards
- α,ε-Dibenzoyl-DL-lysine (CAS 32513-92-1)
- 7592-99-6 1,4-Bis(2-hydroxy-1-phenylethyl)piperazine-2,5-dione DTXSID60661813 (CAS 7592-99-6)
- Triphenyl(pyridin-2-ylmethyl)phosphonium (CAS 71897-61-5)
- 1,3-Benzenedicarboxylic acid, polymer with hexahydro-2H-azepin-2-one and 1,6-hexanediamine (CAS 26375-06-4)
- 5-bromanyl-2-pyrrolidin-3-yloxy-pyrimidine 5-bromo-2-(3-pyrrolidinyloxy)pyrimidine 914347-82-3 A843913 (CAS 914347-82-3)
- Diethyl 2-((2-(o-tolyl)hydrazinyl)methylene)malonate (CAS 933242-59-2)
- 2-Amino-n-tert-butylethane-1-sulfonamide hydrochloride (CAS 61300-17-2)
- N-((6-bromopyridin-3-yl)methyl)cyclopropanamine (CAS 1289387-50-3)
- (5-Amino-2-morpholinophenyl)(pyrrolidin-1-yl)methanone (CAS 842955-45-7)
- [D-His1]-Semaglutide (CAS CATO-C4X-2226127)
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