(3E)-3-{[1-(4-bromophenyl)-1H-pyrrol-2-yl]methylidene}-2,3-dihydro-1H-indol-2-one CAS 691873-19-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 691873-19-5 |
| Molecular Formula | C19H13BrN2O |
| Molecular Weight | 365.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3E)-3-{[1-(4-bromophenyl)-1H-pyrrol-2-yl]methylidene}-2,3-dihydro-1H-indol-2-one (CAS 691873-19-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H13BrN2O. Molecular weight: 365.22 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H13BrN2O |
| Molecular Weight | 365.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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.) | 1985 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related E Standards
- (3Z)-3-{[1-(4-bromophenyl)-1H-pyrrol-3-yl]methylidene}-2,3-dihydro-1H-indol-2-one (CAS 691869-05-3)
- N-(4-Bromophenyl)-5,6-dimethoxybenzo[d]thiazol-2-amine (CAS 890961-27-0)
- 1-(4-Bromophenyl)-2-{[5-(furan-2-yl)-1,3,4-oxadiazol-2-yl]sulfanyl}ethan-1-one (CAS 327978-80-3)
- 2-(5-(4-Bromophenyl)-4-oxothieno[2,3-d]pyrimidin-3(4H)-yl)acetic acid (CAS 446830-87-1)
- 5-(5-(4-Bromophenyl)-3-hydroxypentyl)-2-methoxyphenol (CAS 1391150-58-5)
- N-(2-Bromophenyl)-1-cyclohexyl-5-oxopyrrolidine-3-carboxamide (CAS 878984-55-5)
- (E)-1-(2-Bromophenyl)-2-(1,2-diphenylethylidene)hydrazine (CAS 300658-40-6)
- N-(2-Bromophenyl)-N’-(1,2-diphenylethylidene)hydrazine (CAS 945242-95-5)
Recommended Standards
- 4-(Benzyloxy)-3-bromo-5-ethoxybenzohydrazide (CAS 1706447-73-5)
- Methyl 4-(benzyloxy)-3-bromo-5-ethoxybenzoate (CAS 1706447-46-2)
- 2-(3-Chlorophenyl)-7-(4-chlorophenyl)-[1,2,4]triazolo[1,5-a]pyridine-8-carbonitrile (CAS 860610-99-7)
- Ethyl 2-(3-hydroxyphenyl)-2-(methylamino)acetate (CAS 56768-10-6)
- 1-(2-Cyclohexyl-2-hydroxyethyl)-3-(thiophen-2-ylmethyl)urea (CAS 1351630-79-9)
- 5-Phenyl-[1,2,3]thiadiazole (CAS 18212-29-8)
- 1,4-Dibromo-2-fluorobenzene (CAS 1435-52-5)
- 2-Amino-3-methyl-N-(1-(thiazol-2-yl)ethyl)butanamide (CAS 1344965-26-9)
- (3R,6R,7aS)-6-(Dibenzylamino)-3-phenyltetrahydro-3H,5H-pyrrolo[1,2-c]oxazol-5-one (CAS 1949843-82-6)
- Semaglutide Impurity 149 (CAS CATO-C4X-2226149)
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