4-Chloro-2-(4-chlorophenyl)-7,8-dihydro-5H-pyrano[4,3-d]pyrimidine CAS 1924486-83-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1924486-83-8 |
| Molecular Formula | C13H10Cl2N2O |
| Molecular Weight | 281.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-2-(4-chlorophenyl)-7,8-dihydro-5H-pyrano[4,3-d]pyrimidine (CAS 1924486-83-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H10Cl2N2O. Molecular weight: 281.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H10Cl2N2O |
| Molecular Weight | 281.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 2-Chloro-N-(3-chloro-2-methylphenyl)isonicotinamide (CAS 1019384-26-9)
- 2-Chloro-N-(2-chloro-4-methylphenyl)isonicotinamide (CAS 1040068-06-1)
- Bis(6-chloro-3-methylpyridin-2-yl)methanone (CAS 1414864-03-1)
- (Z)-2-Chloro-N-(4-chlorophenyl)-N'-hydroxybenzene-1-carboximidamide (CAS 692288-04-3)
- 2-Chloro-1-(6-chloro-5-methyl-2-phenylpyrimidin-4-yl)ethanone (CAS 7505-83-1)
- 3-Chloro-N'-(4-chlorophenyl)-N-hydroxybenzimidamide (CAS 866049-32-3)
- 4-Chloro-N-(2-chlorobenzyl)picolinamide (CAS 923775-59-1)
- 4-Chloro-N'-(4-chlorophenyl)-N-hydroxybenzimidamide (CAS 866038-85-9)
Recommended Standards
- N-Benzyl-2,6-dichloroisonicotinamide (CAS 182224-71-1)
- 3,4-Dichloro-5-hydroxy-1-(2-morpholinoethyl)-1H-pyrrol-2(5H)-one (CAS 1976033-03-0)
- 2-BRomo-4-fluoro-1-methyl-3-((methylsulfonyl)methyl)benzene (CAS 1820614-09-2)
- Ethyl 7-chloro-2,3-dihydro-1H-pyrrolo[1,2-a]indole-9-carboxylate (CAS 71948-61-3)
- Methyl 3-(((benzyloxy)carbonyl)amino)propanoate (CAS 54755-77-0)
- 2-(3-(Dimethylamino)propyl)-1-(o-tolyl)isoquinolin-3(2H)-one (CAS 89721-13-1)
- (3-Methylbenzofuran-2-yl)(phenyl)methanone (CAS 14178-66-6)
- Trifucosyl-p-lacto-N-hexaose (CAS 120864-60-0)
- 1'-Isobutyl-2'-oxospiro[cyclopropane-1,3'-indoline]-2-carboxylic acid (CAS 2138280-52-9)
- Semaglutide impurity 83 (CAS CATO-C4X-222683)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com