4-CHloro-1,1-difluorobut-1-ene CAS 1346521-43-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1346521-43-4 |
| Molecular Formula | C4H5ClF2 |
| Molecular Weight | 126.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-CHloro-1,1-difluorobut-1-ene (CAS 1346521-43-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H5ClF2. Molecular weight: 126.53 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H5ClF2 |
| Molecular Weight | 126.53 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl-containing |
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Recommended Standards
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- 462-27-1 Carbonochloridic acid, 2-fluoroethyl ester (9CI) Formic acid, chloro-, 2-fluoroethyl ester 4-03-00-00024 (Beilstein Handbook Reference) BRN 1746655 Chloroformic acid 2-fluoroethyl ester 2-Fluorethylester kyseliny chlormravenci [Czech] 2-Fluoroethyl chloroformate TL 751 2-Fluorethylester kyseliny chlormravenci (CAS 462-27-1)
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- (S)-tert-Butyl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-6-((tert-butoxycarbonyl)amino)hexanoate (CAS 129460-15-7)
- 1-[4-(3-Piperidinylmethoxy)phenyl]-1-ethanonehydrochloride (CAS 1220021-27-1)
- 5β-CHOLANIC ACID-3α, 7α-DIOL DIACETATE METHYL ESTER (CAS 2616-71-9)
- 951892-12-9 7-(4-n-Butylphenyl)-7-oxoheptanoic acid MFCD02260959 (CAS 951892-12-9)
- Prolactin-Releasing Peptide (12-31) (human) (CAS 235433-36-0)
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