2-(1-Chloroethyl)-5-(furan-2-yl)thieno[2,3-d]pyrimidin-4(3H)-one CAS 877041-23-1
| CAS No. | 877041-23-1 |
| Molecular Formula | C12H9ClN2O2S |
| Molecular Weight | 280.73 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.
CATO supplies 2-(1-Chloroethyl)-5-(furan-2-yl)thieno[2,3-d]pyrimidin-4(3H)-one (CAS 877041-23-1), a certified reference material (molecular formula C12H9ClN2O2S, MW 280.73 g/mol) for analytical method development and quality control.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 2-(1-Chloroethyl)-5-(furan-2-yl)thieno[2,3-d]pyrimidin-4(3H)-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 280.73 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.
As a certified reference material (CRM), 2-(1-Chloroethyl)-5-(furan-2-yl)thieno[2,3-d]pyrimidin-4(3H)-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 | C12H9ClN2O2S |
| Molecular Weight | 280.73 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloroethyl Standards
- 3-(3-(2-Chloroethyl)ureido)benzene-1-sulfonyl fluoride (CAS 13908-51-5)
- 4-(3-(2-Chloroethyl)ureido)benzene-1-sulfonyl fluoride (CAS 13908-52-6)
- 1,1-Bis(2-chloroethyl)-2-((5-nitrofuran-2-yl)methylene)hydrazine (CAS 19819-37-5)
- Methyl 4-(4-(2-chloroethyl)piperidin-1-yl)benzoate (CAS 936130-71-1)
- 2-(2-Chloroethyl)-7-methyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-amine (CAS 878217-85-7)
- 1-Chloroethyl [4-(trifluoromethyl)phenyl]methyl carbonate (CAS 1965305-08-1)
- 1-(2-Chloroethyl)-3-(4-(trifluoromethoxy)phenyl)urea (CAS 937601-75-7)
- 2-Chloroethyl N-(phenylsulfamoyl)carbamate (CAS 87708-04-1)
Recommended Standards
- (Z)-1-(thiazol-2-yl)ethan-1-one O-(3-chlorobenzoyl) oxime (CAS 866149-25-9)
- 2-(5-(4-Chlorobenzoyl)thiophen-2-yl)acetic acid (CAS 33061-80-2)
- 4-chloro-N-(pyridin-3-ylmethylidene)benzene-1-sulfonamide (CAS 137505-14-7)
- 2-(Benzylthio)-5-chloropyrimidine-4-carboxylic acid (CAS 926234-27-7)
- Piperidine, 4-(5-methyl-1H-imidazol-1-yl)- (CAS 1269429-32-4)
- (4s)-2-(2,3,4-Trifluorophenyl)thiazolidine-4-carboxylic acid (CAS 1265908-03-9)
- 8-(5-Octyl-2-oxo-2H-imidazol-4-yl)octanoic acid (CAS 144850-33-9)
- (4R)-2-(3-Chloro-4-hydroxyphenyl)thiazolidine-4-carboxylic acid (CAS 1014082-20-2)
- Pemafibrate Impurity 80 (CAS CATO-C4X-290380)
- Epristeride Impurity 5 (CAS CATO-C4X-30085)
- 1,2,3,4-Tetrachloro-5,6-dinitrobenzene (CAS 781-15-7)
- N-Cbz-4-oxo-D-proline (CAS 147226-04-8)
- Phenylmethyl N-[2-oxo-1-(phenylmethyl)-2-(propylamino)ethyl]carbamate (CAS 1214144-38-3)
- Semaglutide impurity 273 (CAS CATO-C4X-2226273)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com