2,3-Difluoro-4-Heptyl-4''-Pentyl-1,1':4',1''-Terphenyl CAS 121218-90-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 121218-90-4 |
| Molecular Formula | C30H38F2 |
| Molecular Weight | 436.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-Difluoro-4-Heptyl-4''-Pentyl-1,1':4',1''-Terphenyl (CAS 121218-90-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C30H38F2. Molecular weight: 436.62 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C30H38F2 |
| Molecular Weight | 436.62 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2,3-Difluoro-4''-Heptyl-4-Pentyl-1,1':4',1''-Terphenyl (CAS 121218-85-7)
- 23,23-Difluoro-25-Hydroxyvitamin D3 (CAS 95826-03-2)
- 24,24-Difluoro-25-Hydroxyvitamin D3 (CAS 71603-41-3)
- Methyl 2-(4-(5,5-difluoro-7-(thiophen-2-yl)-5H-5l4,6l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-3-yl)phenoxy)acetate (CAS 150152-63-9)
- 2-(difluoro(3,4,5-trifluorophenoxy)methyl)-1,3-difluoro-5-((1s,4r)-4-propylcyclohexyl)benzene (CAS 208338-62-9)
- 2,6-Difluoro-N-((3-(naphthalen-2-yl)-1-phenyl-1H-pyrazol-4-yl)methyl)benzamide (CAS 956781-80-9)
- 6,7-Difluoro-1-(3-methylbenzyl)-3-(m-tolylsulfonyl)quinolin-4(1H)-one (CAS 1326823-02-2)
- 6,7-Difluoro-1-(4-methylbenzyl)-3-(m-tolylsulfonyl)quinolin-4(1H)-one (CAS 1326863-21-1)
Recommended Standards
- 5-(1,1-Dimethylethyl)-2-hydroxy-3-(triphenylsilyl)benzaldehyde (CAS 1254097-55-6)
- Tert-butyl (1S)-1-((tert-butylsulfinyl)amino)-6-methoxy-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate (CAS 2245085-54-3)
- (1S,3S,7S,8S,8aS)-8-(2-((2R,4R)-4-Hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3,7-dimethyldecahydronaphthalen-1-yl 2,2-dimethylbutanoate (CAS 87770-13-6)
- 3-Oxo-4-(3-chlorophenyl)butanoic acid (CAS 1987320-52-4)
- 6-Chloro-4-morpholino-1,3,5-triazin-2(1H)-one (CAS 1332327-17-9)
- (2E)-2-[2-(3,5-dimethylphenyl)-2-oxoethylidene]-1,3-thiazolidin-4-one (CAS 744242-03-3)
- Hydrocortisone EP Impurity M (CAS 566-35-8)
- Fmoc-(R)-3-amino-3-(2-nitrophenyl)propionic acid (CAS 517905-93-0)
- 50573-74-5 Benzoic acid,2-amino-6-nitro-; Anthranilicacid, 6-nitro- (6CI,7CI); 2-Amino-6-nitrobenzoic acid; 6-Nitroanthranilic acid (CAS 50573-74-5)
- Semaglutide Impurity 140 (CAS CATO-C4X-2226140)
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