2-(Benzylthio)-4-(2,4-dichlorophenoxy)thieno[3,2-d]pyrimidine CAS 339018-97-2
| CAS No. | 339018-97-2 |
| Molecular Formula | C19H12Cl2N2OS2 |
| Molecular Weight | 419.35 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.
2-(Benzylthio)-4-(2,4-dichlorophenoxy)thieno[3,2-d]pyrimidine (CAS 339018-97-2), molecular formula C19H12Cl2N2OS2 and molecular weight 419.35 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H12Cl2N2OS2, 2-(Benzylthio)-4-(2,4-dichlorophenoxy)thieno[3,2-d]pyrimidine contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 419.35 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 2-(Benzylthio)-4-(2,4-dichlorophenoxy)thieno[3,2-d]pyrimidine 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 | C19H12Cl2N2OS2 |
| Molecular Weight | 419.35 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Benzylthio Standards
- 6-((5-(Benzylthio)-4-ethyl-4H-1,2,4-triazol-3-yl)methoxy)-2-phenylpyridazin-3(2H)-one (CAS 439121-28-5)
- 2-((5-(Benzylthio)-1,3,4-thiadiazol-2-yl)thio)-1-(2,5-dimethoxyphenyl)ethanone (CAS 618432-02-3)
- 2-((5-(Benzylthio)-1,3,4-thiadiazol-2-yl)thio)-1-(3,4-dimethoxyphenyl)ethanone (CAS 477330-57-7)
- 2-((Benzylthio)methyl)-7-chloro-3-(3,5-dimethylphenyl)quinazolin-4(3H)-one (CAS 338966-11-3)
- 2-((5-(Benzylthio)-1,3,4-thiadiazol-2-yl)thio)-N-(2-methoxy-5-methylphenyl)acetamide (CAS 477333-39-4)
- 3-(Benzylthio)-1-(4-bromophenyl)-6,7-dihydro-5H-cyclopenta[c]pyridine-4-carbonitrile (CAS 439096-60-3)
- 5-(Benzylthio)-N-(4-methoxyphenyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide (CAS 321553-38-2)
- 2-((5-(Benzylthio)-1,3,4-thiadiazol-2-yl)thio)-N-(3-chloro-4-methylphenyl)acetamide (CAS 573943-43-8)
Recommended Standards
- ((2R,3S,4R,5R)-5-(2-(Allylthio)-6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogen phosphate (CAS 51554-39-3)
- 2-Phenyl-2-(3-(3-(3-(trifluoromethyl)phenyl)-1,2,4-oxadiazol-5-yl)propanamido)acetic acid (CAS 874374-65-9)
- Decyl 2-[1-(2-bromoacetyl)-3-oxo-2-piperazinyl]-acetate (CAS 1219219-07-4)
- 4-((2,5-Dichlorophenyl)thio)-6-(methylthio)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 478247-57-3)
- (Thiophen-3-yl)methanesulfonyl chloride (CAS 86843-10-9)
- 4-Hydroxy-3-iodo-1,6-dimethylpyridin-2(1H)-one (CAS 1708401-55-1)
- (2-(Difluoromethoxy)-5-fluorophenyl)boronic acid (CAS 958451-71-3)
- (S)-1-Bromopropan-2-ol (CAS 16088-60-1)
- 4-Cyclohexyl-2-oxopyrrolidine-3-carboxylic acid (CAS 1428233-43-5)
- 2-(4-Bromobenzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide (CAS 300567-34-4)
- DMG-PEG 2000 (CAS 1397695-86-1)
- Ubenimex Impurity 8 (CAS CATO-C4X-18528)
- N-(2-Fluorobenzyl)-2,5-dimethylaniline (CAS 1020961-62-9)
- Semaglutide impurity 31 (CAS CATO-C4X-222631)
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