5,6-Dibromo-3H-pyrrolo[2,3-d]pyrimidin-4(7H)-one CAS 1820666-74-7
| CAS No. | 1820666-74-7 |
| Molecular Formula | C6H3Br2N3O |
| Molecular Weight | 292.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5,6-Dibromo-3H-pyrrolo[2,3-d]pyrimidin-4(7H)-one.
5,6-Dibromo-3H-pyrrolo[2,3-d]pyrimidin-4(7H)-one (CAS 1820666-74-7) is a high-purity analytical reference standard with the molecular formula C6H3Br2N3O and a molecular weight of 292.92 g/mol.
Based on its molecular formula C6H3Br2N3O, 5,6-Dibromo-3H-pyrrolo[2,3-d]pyrimidin-4(7H)-one contains an amide group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 292.92 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5,6-Dibromo-3H-pyrrolo[2,3-d]pyrimidin-4(7H)-one 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 | C6H3Br2N3O |
| Molecular Weight | 292.92 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Dibromo Standards
- 4,7-Dibromo-1H-imidazo[4,5-c]pyridin-2(3H)-one (CAS 161836-10-8)
- 6,7-Dibromo-3H,4H-pyrrolo[2,1-f][1,2,4]triazin-4-one (CAS 2173992-47-5)
- 2,6-Dibromo-4-fluoro-3-methylbenzonitrile (CAS 1188428-64-9)
- 2,3-Dibromo-6-fluorophenylacetonitrile (CAS 1803716-91-7)
- 4,5-Dibromo-2-fluorophenylacetonitrile (CAS 1803716-94-0)
- 3,4-Dibromo-5-fluorophenylacetonitrile (CAS 1803779-04-5)
- 3,6-Dibromo-2-fluorophenylacetonitrile (CAS 1803785-42-3)
- 2,3-Dibromo-4-fluorophenylacetonitrile (CAS 1804419-07-5)
Recommended Standards
- (10-Carbomethoxydecyl)dimethylchlorosilane (CAS 53749-38-5)
- 4-(4-Bromophenoxy)phenylboronic acid (CAS 1451393-47-7)
- (3-Bromo-5-phenoxyphenyl)boronic acid (CAS 2096338-55-3)
- 5,7-Dibromobenzo[d]isoxazol-3(2H)-one (CAS 66571-28-6)
- α-(4-Fluorophenyl)-2,4-dimethylbenzenemethanol (CAS 356040-80-7)
- N,N-dimethyl-1-(tetrahydrofuran-2-yl)methanamine (CAS 30727-09-4)
- N1-(3-Acetamidophenyl)-N2-(2-(4-methyl-2-(p-tolyl)thiazol-5-yl)ethyl)oxalamide (CAS 897613-29-5)
- (E)-3-(3-bromobenzylidene)-3,4,5,6-tetrahydropyridin-2-ol (CAS 1824724-31-3)
- 3-Chloro-N-(1H-imidazol-2-ylmethyl)aniline (CAS 660405-04-9)
- Perampanel Impurity 9 (CAS 380918-51-4)
- 2-(4-aminobicyclo[2.2.2]octan-1-yl)acetic acid (CAS 28345-45-1)
- 1-(3-Chloro-1,4-dioxo-1,4-dihydronaphthalen-2-yl)piperidine-4-carboxamide (CAS 380563-28-0)
- Cyclopropylhydrazine Hydrochloride (CAS 213764-25-1)
- Galanin-Like Peptide (rat) trifluoroacetate salt (CAS 245114-97-0)
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 18665070610 / Nicole.chen@cato-chem.com