4,4'-(4-Chlorobut-1-ene-1,1-diyl)bis(fluorobenzene) CAS 3311-94-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3311-94-2 |
| Molecular Formula | C16H13ClF2 |
| Molecular Weight | 278.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-(4-Chlorobut-1-ene-1,1-diyl)bis(fluorobenzene) (CAS 3311-94-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H13ClF2. Molecular weight: 278.72 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H13ClF2 |
| Molecular Weight | 278.72 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F/Cl-containing |
Related Chlorobut Standards
- 3-(3-Chlorobut-2-en-1-yl)-2,6-dimethylquinoline-4-thiol (CAS 61640-14-0)
- (Z)-3-(3-Chlorobut-2-en-1-yl)-8-methoxy-2-methylquinolin-4(1H)-one (CAS 1164516-15-7)
- 3-(3-Chlorobut-2-en-1-yl)-6-methoxy-2-methylquinolin-4-ol (CAS 88655-01-0)
- 3-(3-Chlorobut-2-en-1-yl)-8-methoxy-2-methylquinolin-4-ol (CAS 88654-99-3)
- N-(7-(4-Chlorobut-2-en-1-yl)-6-oxo-6,7-dihydro-1H-purin-2-yl)acetamide (CAS 823791-80-6)
- (Z)-3-(3-Chlorobut-2-en-1-yl)-2-methyl-4-oxo-1,4-dihydroquinoline-6-carboxylic acid (CAS 36398-81-9)
- 2-Chlorobut-2-enoic acid (CAS 600-13-5)
- (Z)-3-(3-Chlorobut-2-en-1-yl)-4-hydroxy-2-methylquinoline-6-carboxylic acid (CAS 36164-35-9)
Recommended Standards
- 3-[(6-Chloropyridin-2-yl)amino]-3H,4H-thieno[3,2-d]pyrimidin-4-one (CAS 338750-86-0)
- 7-Chloro-2-methyl-3-(1,3,4-thiadiazol-2-yl)quinazolin-4(3H)-one (CAS 338793-90-1)
- 2-amino-7-(4-chlorophenyl)thiazolo[4,5-d]pyridazin-4(5H)-one (CAS 941868-66-2)
- 4-Ethylpiperidine-2-carboxylic acid (CAS 79415-24-0)
- 4-[(2-Chloro-4-fluorobenzyl)oxy]-3-ethoxybenzoyl chloride (CAS 1160251-09-1)
- 2-Vinyl-1,3,2-dioxaborolane (CAS 14559-94-5)
- 4-(Benzyloxy)benzo[b]thiophene-7-carbaldehyde (CAS 213455-35-7)
- 3,5-Dimethyl-[1,2,4]triazolo[4,3-a]pyridine (CAS 4919-12-4)
- 3-(2-Fluorophenyl)-2-(methylthio)-6-phenylpyrimidin-4(3H)-one (CAS 89069-42-1)
- Prolactin-Releasing Peptide (1-31) (human) (CAS 215510-22-8)
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