N-Cyclopropyl-2-[(4-methylbenzyl)sulfanyl]-5,6,7,8-tetrahydro-4-quinazolinamine CAS 338776-83-3
| CAS No. | 338776-83-3 |
| Molecular Formula | C19H23N3S |
| Molecular Weight | 325.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 325.47 g/mol gives N-Cyclopropyl-2-[(4-methylbenzyl)sulfanyl]-5,6,7,8-tetrahydro-4-quinazolinamine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-Cyclopropyl-2-[(4-methylbenzyl)sulfanyl]-5,6,7,8-tetrahydro-4-quinazolinamine (CAS 338776-83-3), molecular formula C19H23N3S and molecular weight 325.47 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H23N3S, N-Cyclopropyl-2-[(4-methylbenzyl)sulfanyl]-5,6,7,8-tetrahydro-4-quinazolinamine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 325.47 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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.
CATO manufactures N-Cyclopropyl-2-[(4-methylbenzyl)sulfanyl]-5,6,7,8-tetrahydro-4-quinazolinamine 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 | C19H23N3S |
| Molecular Weight | 325.47 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related N Standards
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Recommended Standards
- N-Cyclopentyl-2-ethoxy-5-isopropyl-4-methylbenzenesulfonamide (CAS 946309-57-5)
- tert-butyl 3-oxospiro[benzothiophene-2,4'-piperidine]-1'-carboxylate (CAS 2648847-08-7)
- N-Cyclohexyl-N-ethyl-5-methoxy-2,4-dimethylbenzenesulfonamide (CAS 667892-72-0)
- 3240-48-0 10-Piperazinylpropylphenothiazine 1OH-Phenothiazine, 10-(3-(1-piperazinyl)propyl)- 10-(3-(1-Piperazinyl)propyl)-10H-phenothiazine Demethylperazine Desmethylperazine (CAS 3240-48-0)
- 3,6-Dibromo-4-fluorobenzene-1,2-diamine (CAS 1347736-83-7)
- 4-Propoxybenzofuran-6-amine (CAS 1330752-97-0)
- (3-(4-Methylpiperazin-1-yl)-5-(trifluoromethyl)pyridin-2-yl)(4-nitrophenyl)methanone (CAS 306977-48-0)
- 4-(Bromomethyl)-3-chlorobenzoic acid ethyl ester (CAS 133486-61-0)
- 2-Butyramido-N-(3-methylisoxazol-5-yl)benzamide (CAS 90059-30-6)
- Eplerenone Impurity 19 (CAS 910107-80-1)
- 2-Methoxy-5-(2H-tetrazol-5-yl)aniline (CAS 383870-78-8)
- Urapidil Impurity 42 (CAS CATO-C4X-192442)
- p-(p-Dimethylaminophenylazo)benzoic acid sodium salt (CAS 845-46-5)
- Semaglutide impurity 76 (CAS CATO-C4X-222676)
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