3-(2-Cyano-4,5-dimethoxyphenyl)-1-[(2-methoxyphenyl)methyl]thiourea CAS 692287-64-2
| CAS No. | 692287-64-2 |
| Molecular Formula | C18H19N3O3S |
| Molecular Weight | 357.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-(2-Cyano-4,5-dimethoxyphenyl)-1-[(2-methoxyphenyl)methyl]thiourea is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-(2-Cyano-4,5-dimethoxyphenyl)-1-[(2-methoxyphenyl)methyl]thiourea (CAS 692287-64-2), molecular formula C18H19N3O3S and molecular weight 357.43 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H19N3O3S, 3-(2-Cyano-4,5-dimethoxyphenyl)-1-[(2-methoxyphenyl)methyl]thiourea contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 357.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-(2-Cyano-4,5-dimethoxyphenyl)-1-[(2-methoxyphenyl)methyl]thiourea 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 | C18H19N3O3S |
| Molecular Weight | 357.43 g/mol |
| 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.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Cyano Standards
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- N-(2-Cyano-3-methylbutan-2-yl)-2-((4-methyl-5-(o-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 784171-30-8)
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Recommended Standards
- 2-Allyl-1-(6-(2-hydroxypropan-2-yl)pyridin-2-yl)-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidin-3(2H)-one (CAS 955369-56-9)
- 4-(P-tolyl)-5-(3,4,5-trimethoxyphenyl)-4h-1,2,4-triazole-3-thiol (CAS 305336-64-5)
- 2′-(Dimethylphosphino)-N,N-dimethyl[1,1′-binaphthalen]-2-amine (CAS 405927-98-2)
- 4-[4-(4-Methoxybenzenesulfonyl)piperazin-1-yl]benzonitrile (CAS 478046-93-4)
- 2-Bromo-5-(pyridin-3-ylmethoxy)pyrazine (CAS 1877094-05-7)
- Tert-butyl (S)-3-iodo-6-methyl-7,8-dihydro-4H-pyrazolo[1,5-a][1,4]diazepine-5(6H)-carboxylate (CAS 2306252-42-4)
- Methyl (S)-3-(Boc-amino)-2-hydroxypropanoate (CAS 133153-76-1)
- O-((2,3-Dihydro-1H-inden-5-yl)methyl)hydroxylamine (CAS 854383-10-1)
- N,N-dimethyl-1-(4-(trifluoromethoxy)phenyl)-1H-tetrazol-5-amine (CAS 338417-26-8)
- 2-((3-Allyl-4-oxo-5-phenyl-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)-N-(2-cyano-3-methylbutan-2-yl)acetamide (CAS 757198-30-4)
- N-(3-((isopropylamino)methyl)-4,5-dimethylthiophen-2-yl)benzamide (CAS 333774-34-8)
- Resmetirom impurity 130 (CAS CATO-C4X-2912130)
- 3-Chloro-1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-6-(trifluoromethyl)-1,2-dihydroquinoxalin-2-one (CAS 337921-03-6)
- D-Ala28-Tirzepatide (CAS CATO-CPTD788906)
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