4''-Ethyl-2',3,4,5-tetrafluoro-1,1':4',1''-terphenyl CAS 326894-55-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 326894-55-7 |
| Molecular Formula | C20H14F4 |
| Molecular Weight | 330.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4''-Ethyl-2',3,4,5-tetrafluoro-1,1':4',1''-terphenyl (CAS 326894-55-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H14F4. Molecular weight: 330.32 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H14F4 |
| Molecular Weight | 330.32 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 chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
Related Ethyl Standards
- 2,3,3,3-Tetrafluoro-2-(1,1,2,2,3,3,3,heptafluoropropoxy)propanoic Acid (CAS 13252-13-6)
- 2-{[(4,5,6,7-tetrafluoro-1-benzofuran-2-yl)methyl]thio}pyridinium-1-olate (CAS 256425-40-8)
- 3,4,4,4-Tetrafluoro-3-(perfluoropropoxy)butanal (CAS 261760-00-3)
- 1,2,3,4-Tetrafluoro-7-phenylacridine (CAS 643032-43-3)
- 2,2,3,3-Tetrafluoro-6-iodo-2,3-dihydrobenzo[b][1,4]dioxine (CAS 2149597-65-7)
- 4,5,5,5-Tetrafluoro-4-(heptafluoropropoxy)pent-2-ene (CAS 261760-08-1)
- 2,3,5,6-Tetrafluoro-3'-(trifluoromethoxy)-[1,1'-biphenyl]-4-amine (CAS 867288-02-6)
- 4,5,6,7-Tetrafluoro-1-hydroxy-1,2-benziodoxole-3(1H)-one (CAS 954373-94-5)
Recommended Standards
- 1,1,1-Trifluoro-4-[4-(4-fluorobenzyl)homopiperazin-1-yl]but-3-en-2-one (CAS 646455-46-1)
- 4-Nitro-1-(phenylsulfonyl)-1H-indole-5-carbaldehyde (CAS 827607-94-3)
- 1-((3-Nitrophenyl)sulfonyl)-1H-indole-3-carbaldehyde (CAS 367931-28-0)
- 4-Amino-N-((1-(cyclopropylmethyl)pyrrolidin-2-yl)methyl)-5-(ethylsulfonyl)-2-methoxybenzamide (CAS 72135-20-7)
- 1,4,5,8-Tetraamino-2,6-diphenethoxyanthracene-9,10-dione (CAS 83423-03-4)
- 1-(3,5-Dichlorophenyl)-5-methyl-N-(p-tolyl)-1H-1,2,4-triazole-3-carboxamide (CAS 338408-59-6)
- 2,2',7,7'-Tetraiodo-9,9'-spirobi[fluorene] (CAS 137181-59-0)
- 1-(2,4,5-Trimethylphenyl)ethane-1-sulfonamide (CAS 1250124-04-9)
- (3S,4S)-3-Amino-4-bromocyclopent-1-ene-1-carboxylic acid hydrochloride (CAS 2678563-07-8)
- (D-Ala1)-Peptide T amide (CAS 106362-34-9)
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 13829788188 / jacky.chen@cato-chem.com