2'-Amino-7',7'-dimethyl-2,5'-dioxo-5',6',7',8'-tetrahydro-1'H-spiro[indoline-3,4'-quinoline]-3'-carbonitrile CAS 314745-96-5
| CAS No. | 314745-96-5 |
| Molecular Formula | C19H18N4O2 |
| Molecular Weight | 334.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2'-Amino-7',7'-dimethyl-2,5'-dioxo-5',6',7',8'-tetrahydro-1'H-spiro[indoline-3,4'-quinoline]-3'-carbonitrile 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.
2'-Amino-7',7'-dimethyl-2,5'-dioxo-5',6',7',8'-tetrahydro-1'H-spiro[indoline-3,4'-quinoline]-3'-carbonitrile (CAS 314745-96-5), molecular formula C19H18N4O2 and molecular weight 334.37 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2'-Amino-7',7'-dimethyl-2,5'-dioxo-5',6',7',8'-tetrahydro-1'H-spiro[indoline-3,4'-quinoline]-3'-carbonitrile (C19H18N4O2) contains a steroid core, 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 334.37 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2'-Amino-7',7'-dimethyl-2,5'-dioxo-5',6',7',8'-tetrahydro-1'H-spiro[indoline-3,4'-quinoline]-3'-carbonitrile under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H18N4O2 |
| Molecular Weight | 334.37 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.) | 2025 |
| Nitrogen Atoms | 4 |
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- Semaglutide impurity 28 (CAS CATO-C4X-222628)
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