N-Isopropyl-2-[(4-methylbenzyl)sulfanyl]-5,6,7,8-tetrahydro-4-quinazolinamine CAS 338776-84-4
| CAS No. | 338776-84-4 |
| Molecular Formula | C19H25N3S |
| Molecular Weight | 327.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, N-Isopropyl-2-[(4-methylbenzyl)sulfanyl]-5,6,7,8-tetrahydro-4-quinazolinamine (C19H25N3S) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 327.49 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).
N-Isopropyl-2-[(4-methylbenzyl)sulfanyl]-5,6,7,8-tetrahydro-4-quinazolinamine (CAS 338776-84-4), molecular formula C19H25N3S and molecular weight 327.49 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 | C19H25N3S |
| Molecular Weight | 327.49 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 3-Bromo-7-chloro-2-(trifluoromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 2648787-87-3)
- N-Tetradecanoyl-Valine (CAS 14379-30-7)
- 4-Chloro-2-(4-methoxybenzyloxy)phenylboronic acid (CAS 2377611-82-8)
- 2-Chloro-1-(1-ethyl-5-nitro-1H-pyrrol-2-yl)ethanone (CAS 53391-21-2)
- 4-Fluoro-N,3-dimethylaniline (CAS 77488-82-5)
- 2-Bromo-5-methoxyisonicotinaldehyde (CAS 1256785-15-5)
- (1R,2S)-2-(tert-Butyl)cyclohexanol (CAS 13492-07-4)
- N,N'-Di-Sec-Butyl-P-Phenylenediamine (CAS 101-96-2)
- 1-(2,6-Difluorobenzoyl)piperazine (CAS 179334-15-7)
- 4,4'-(1,4-Phenylenebis(ethyne-2,1-diyl))dianiline (CAS 246141-52-6)
- 9-Bromo-[1,2,4]triazolo[1,5-c]quinazolin-5(6H)-one (CAS 882517-92-2)
- D-Val23-Tirzepatide (CAS CATO-CPTD788911)
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