1-Isopropyl-1H-indole-2,3-dione 3-[N-(2,4-dichlorophenyl)hydrazone] CAS 320422-20-6
| CAS No. | 320422-20-6 |
| Molecular Formula | C17H15Cl2N3O |
| Molecular Weight | 348.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 348.23 g/mol gives 1-Isopropyl-1H-indole-2,3-dione 3-[N-(2,4-dichlorophenyl)hydrazone] distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1-Isopropyl-1H-indole-2,3-dione 3-[N-(2,4-dichlorophenyl)hydrazone] (CAS 320422-20-6), a certified reference material (molecular formula C17H15Cl2N3O, MW 348.23 g/mol) for analytical method development and quality control.
The molecular framework of 1-Isopropyl-1H-indole-2,3-dione 3-[N-(2,4-dichlorophenyl)hydrazone] (C17H15Cl2N3O) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
CATO manufactures 1-Isopropyl-1H-indole-2,3-dione 3-[N-(2,4-dichlorophenyl)hydrazone] 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 | C17H15Cl2N3O |
| Molecular Weight | 348.23 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 |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Isopropyl Standards
- 1-Isopropyl-1H-indole-2,3-dione 3-[N-(2,5-dichlorophenyl)hydrazone] (CAS 320422-11-5)
- 1-Isopropyl-1H-indole-2,3-dione 3-[N-(3,4-dichlorophenyl)hydrazone] (CAS 320422-12-6)
- Isopropyl 2-amino-5-((2-methoxyphenyl)carbamoyl)-4-methylthiophene-3-carboxylate (CAS 350997-03-4)
- Isopropyl 2-amino-5-((4-methoxyphenyl)carbamoyl)-4-methylthiophene-3-carboxylate (CAS 350997-01-2)
- Isopropyl 2-((4-amino-5-(4-(tert-butyl)phenyl)-4H-1,2,4-triazol-3-yl)thio)acetate (CAS 676645-34-4)
- N1-Isopropyl-N2-(4-(2-phenylmorpholino)butyl)oxalamide (CAS 954027-96-4)
- Isopropyl (trans-4-(5-bromothiazol-2-yl)cyclohexyl)carbamate (CAS 2301086-52-0)
- N4-isopropyl-5-nitro-N4,N6-diphenylpyrimidine-4,6-diamine (CAS 866009-80-5)
Recommended Standards
- 1-(4-Bromophenyl)-3-((4-ethoxyphenyl)amino)propan-1-one (CAS 477319-98-5)
- 1-(3-Bromophenyl)-3-((4-ethoxyphenyl)amino)propan-1-one (CAS 883794-18-1)
- 1-(2-(1H-indol-3-yl)ethyl)-3-(3,4-dichlorophenyl)urea (CAS 32539-39-2)
- 2-((4-Iodobenzyl)thio)-5-methyl-1,3,4-thiadiazole (CAS 824941-60-8)
- 5-Amino-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile (CAS 1350635-52-7)
- 3-[(prop-2-en-1-ylamino)methyl]benzonitrile (CAS 1019561-15-9)
- 2-Amino-1-(piperidin-1-yl)propan-1-one (CAS 805974-19-0)
- 2-Methylpentanenitrile (CAS 6339-13-5)
- Ethyl 3-amino-4-(4-hydroxy-1-piperidinyl)benzoate (CAS 1219967-19-7)
- Methyl 3-Amino-5-iodothiophene-2-carboxylate (CAS 942589-45-9)
- 1,3,3a1,4,6,7,9-Heptaazaphenalene-2,5,8-triol (CAS 1502-46-1)
- Ethyl 8-methoxy-1-methyl-1,4-dihydronaphthalene-1-carboxylate (CAS 1584689-62-2)
- 6-Methyl-N-(pyrrolidin-2-ylmethyl)pyridin-2-amine (CAS 1250212-60-2)
- Semaglutide Impurity 3 (CAS CATO-C4X-22263)
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