7-amino-5-(3-nitrophenyl)-2,4-dioxo-1,3,5,8-tetrahydro-8-oxaquinazoline-6-carbonitrile CAS 94988-66-6
| CAS No. | 94988-66-6 |
| Molecular Formula | C14H9N5O5 |
| Molecular Weight | 327.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
7-amino-5-(3-nitrophenyl)-2,4-dioxo-1,3,5,8-tetrahydro-8-oxaquinazoline-6-carbonitrile (CAS 94988-66-6), molecular formula C14H9N5O5 and molecular weight 327.25 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 7-amino-5-(3-nitrophenyl)-2,4-dioxo-1,3,5,8-tetrahydro-8-oxaquinazoline-6-carbonitrile (C14H9N5O5) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 327.25 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).
As a certified reference material (CRM), 7-amino-5-(3-nitrophenyl)-2,4-dioxo-1,3,5,8-tetrahydro-8-oxaquinazoline-6-carbonitrile 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 | C14H9N5O5 |
| Molecular Weight | 327.25 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 5 |
Related amino Standards
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- 7-Amino-2,4-dihydroxy-5-(2-nitrophenyl)-5H-pyrano[2,3-d]pyrimidine-6-carbonitrile (CAS 94988-65-5)
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- (S)-2-Amino-N-(2-bromobenzyl)-N-isopropyl-3-methylbutanamide (CAS 1354016-49-1)
- 2-Amino-1,9-dihydro-9-[(1R,4S)-4-[(phosphonooxy)methyl]-2-cyclopenten-1-yl]-6H-purin-6-one (CAS 129895-88-1)
- Methyl 3-amino-2-fluoro-3'-methyl-2'-(trifluoromethyl)-[1,1'-biphenyl]-4-carboxylate (CAS 2667057-28-3)
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Recommended Standards
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- 6-Hydroxy-5-nitro-2-(2-(4-oxo-4H-chromen-3-yl)vinyl)pyrimidin-4(3H)-one (CAS 713080-92-3)
- Ethyl 5-methyl-7-(perfluoroethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-2-carboxylate (CAS 725699-01-4)
- 4-(3,5-Bis(trifluoromethyl)phenyl)-2-hydrazinylthiazole (CAS 886504-50-3)
- 3-Amino-1-(2,2,2-trifluoroethyl)-1H-pyrazolo[4,3-c]pyridine-6-carbonitrile (CAS 2416968-17-5)
- 2-(1-Mercaptoethyl)-4-methylphenol (CAS 1156101-33-5)
- 5-Iodo-2-(trifluoromethyl)-1H-benzo[d]imidazole (CAS 3765-86-4)
- [5-(3-bromophenyl)-1,3,4-oxadiazol-2-yl]methanamine (CAS 944906-88-1)
- 2-(3-((2-(Benzyloxy)-2-oxoethyl)amino)piperidin-1-yl)acetic acid (CAS 1353985-20-2)
- Lomitapide M2 (CAS 91748-20-8)
- (R)-(3-Methyl-1,2,3,4-tetrahydroquinoxalin-6-yl)methanol (CAS 1932380-28-3)
- (R)-6-ethyl-2,3-dihydro-1H-inden-1-amine (CAS 763083-69-8)
- tert-Butyl n-[(2-chlorophenyl)(cyano)methyl]carbamate (CAS 1148027-12-6)
- Eledoisin Related Peptide (CAS 2990-43-4)
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