5-Chloro-3-(3,5-dichloro-4-hydroxy-phenylimino)-1,3-dihydro-indol-2-one CAS 1380572-44-0
| CAS No. | 1380572-44-0 |
| Molecular Formula | C14H7Cl3N2O2 |
| Molecular Weight | 341.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 341.58 g/mol gives 5-Chloro-3-(3,5-dichloro-4-hydroxy-phenylimino)-1,3-dihydro-indol-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-Chloro-3-(3,5-dichloro-4-hydroxy-phenylimino)-1,3-dihydro-indol-2-one (CAS 1380572-44-0), a certified reference material (molecular formula C14H7Cl3N2O2, MW 341.58 g/mol) for analytical method development and quality control.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 5-Chloro-3-(3,5-dichloro-4-hydroxy-phenylimino)-1,3-dihydro-indol-2-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 341.58 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 5-Chloro-3-(3,5-dichloro-4-hydroxy-phenylimino)-1,3-dihydro-indol-2-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 | C14H7Cl3N2O2 |
| Molecular Weight | 341.58 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 sealed and dry |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 6-Chloro-2-((2,4-dichlorophenyl)amino)-4H-benzo[d][1,3]oxazin-4-one (CAS 477859-06-6)
- 6-Chloro-2-(2,4-dichlorophenyl)-3-hydroxy-3,4-dihydroquinazolin-4-one (CAS 338412-55-8)
- 6-Chloro-2-(3,4-dichlorophenyl)-3-hydroxy-3,4-dihydroquinazolin-4-one (CAS 338412-56-9)
- 7-Chloro-2-(3,4-dichlorophenyl)-3-hydroxy-3,4-dihydroquinazolin-4-one (CAS 477864-78-1)
- n-(2-Chloro-4-iodophenyl)-2-(methylthio)acetamide (CAS 1209643-68-4)
- 2-Chloro-6-iodo-4-methyl-4,6,7,8-tetrahydro-5H-thieno[3,2-b]azepin-5-one (CAS 2124261-89-6)
- Methyl 4-chloro-3-nitro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 2377611-92-0)
- 1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-5-(difluoromethyl)-1h-pyrazole-4-carboxylic acid (CAS 1269152-14-8)
Recommended Standards
- 4-[(3-Bromophenyl)methoxy]-3-chlorobenzoic acid (CAS 1275449-85-8)
- 2-(4-Bromo-2-chlorophenoxy)-2-phenylacetic acid (CAS 938261-85-9)
- 2-[(3-Bromobenzyl)oxy]-5-chlorobenzoic acid (CAS 1096910-95-0)
- 2-[(4-Bromobenzyl)oxy]-5-chlorobenzoic acid (CAS 938357-62-1)
- 4-Cyclopropyl-2-fluoroaniline (CAS 893739-89-4)
- 2-(2,3-Difluoro-5-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2377610-80-3)
- [4,4-Bis(2-ethylhexyl)-4H-cyclopenta[1,2-b:5,4-b’]dithiophene-2,6-diyl]bis(trimethylstannane) (CAS 920504-00-3)
- 486-74-8 Quinoline-4-carboxylic acid Cinchoninic acid 5-22-03-00204 (Beilstein Handbook Reference) BRN 0005224 4-Carboxyquinoline EINECS 207-640-1 NSC 13138 4-Quinolinecarboxylic acid USAF D-2 (CAS 486-74-8)
- (1s,3Ar,4s,6as)-3a,6a-dimethylhexahydro-1,4-methanocyclopenta[c]pyrrole-1(2h)-carboxylic acid hydrochloride (CAS 1955473-57-0)
- 3-Hexyne-2,5-diol (CAS 3031-66-1)
- (S)-2-Amino-N-(3-methoxyphenyl)-3-phenylpropanamide (CAS 1217714-95-8)
- 3-Chloro-2-(3-((2,4-dichlorophenoxy)methyl)-1H-1,2,4-triazol-1-yl)-5-(trifluoromethyl)pyridine (CAS 338395-63-4)
- 1-(5-Chloro-2-methylphenyl)-5-((pyrimidin-2-ylthio)methyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1416346-35-4)
- (Glu9)-Exenatide (2-39) trifluoroacetate salt (CAS 196109-34-9)
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