5-(4-Chlorobenzyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one CAS 63204-27-3
| CAS No. | 63204-27-3 |
| Molecular Formula | C11H9ClN2OS |
| Molecular Weight | 252.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(4-Chlorobenzyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 63204-27-3), a certified reference material (molecular formula C11H9ClN2OS, MW 252.72 g/mol) for analytical method development and quality control.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, 5-(4-Chlorobenzyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 252.72 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), 5-(4-Chlorobenzyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one 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 | C11H9ClN2OS |
| Molecular Weight | 252.72 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorobenzyl Standards
- 6-(4-chlorobenzyl)-2-thioxo-2,3-dihydropyrimidin-4(1h)-one (CAS 221121-51-3)
- (4-Chlorobenzyl)(3-fluorophenyl)sulfane (CAS 1443311-72-5)
- (2-Chlorobenzyl)(3-fluorophenyl)sulfane (CAS 1443313-92-5)
- (3-Chlorobenzyl)(3-fluorophenyl)sulfane (CAS 1443314-13-3)
- (2-Chlorobenzyl)(4-fluorophenyl)sulfane (CAS 328-30-3)
- (3-Chlorobenzyl)(4-fluorophenyl)sulfane (CAS 588-55-6)
- (4-Chlorobenzyl)(4-fluorophenyl)sulfane (CAS 405-30-1)
- (3R)-1-(3-Chlorobenzyl)-3-methyl-2,5-piperazinedione (CAS 1353548-47-6)
Recommended Standards
- 5-(3-Chlorobenzylidene)-3-methyl-2-thioxoimidazolidin-4-one (CAS 88568-73-4)
- 5-(4-Chlorophenyl)-4-methylthiophene-2-carboxylic acid (CAS 832740-61-1)
- 5-(3-Chloro-4-methoxyphenyl)-2-thiophenecarbaldehyde (CAS 927802-43-5)
- 4-Chloro-6-(3,6-dihydro-2H-pyran-4-yl)thieno[3,2-d]pyrimidine (CAS 2168133-87-5)
- 3-(2-Bromo-4-methylbenzyl)oxetane (CAS 1823328-46-6)
- 4-Isopropyl-N-(pyridin-2-ylmethyl)aniline (CAS 1019529-90-8)
- 2-(Cyclohexylmethyl)piperidine hydrochloride (CAS 51523-48-9)
- 3-(2,4-Difluorophenyl)prop-2-yn-1-ol (CAS 288100-99-2)
- Miglitol Impurity 19 (CAS 78614-47-8)
- Salicylic Acid Mix 5 (CAS CATO-MCHM702009-ME)
- 5-(Pyridin-2-ylmethylene)-2-thioxo-3-(p-tolyl)thiazolidin-4-one (CAS 444282-48-8)
- Oleuroside (CAS 116383-31-4)
- Benzyl (2-oxo-5-phenyl-2,3-dihydro-1H-benzo[e][1,4]diazepin-3-yl)carbamate (CAS 108895-98-3)
- 302798-54-5 (Leu31,Pro34)-Neuropeptide Y (13-36) (human, rat) MFCD00672463 (CAS 302798-54-5)
Why CATO?
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