Diethyl but-2-en-1-ylphosphonate CAS 682-34-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 682-34-8 |
| Molecular Formula | C8H17O3P |
| Molecular Weight | 192.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Diethyl but-2-en-1-ylphosphonate (CAS 682-34-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H17O3P. Molecular weight: 192.19 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H17O3P |
| Molecular Weight | 192.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.5 |
| CAS Registry Year (est.) | 1957 |
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Recommended Standards
- Ethyl 3-(2-fluorophenyl)propiolate (CAS 58686-74-1)
- Cyclopropylmethyl ethyl ethylphosphonate (CAS 863975-37-5)
- Ethyl 3-(3-fluorophenyl)propiolate (CAS 58686-65-0)
- (3-(Morpholine-4-carbonyl)-5-nitrophenyl)boronic acid (CAS 871332-80-8)
- 4-Amino-8-fluoroquinoline-3-carboxylic acid (CAS 476683-65-5)
- 4-Methoxy-5-(4-piperidinyl)-2-pyridinamine (CAS 2311864-31-8)
- (S)-2-Amino-3-hydroxy-N-pentylpropanamide (CAS 147266-42-0)
- Canagliflozin Impurity 109 (CAS CATO-C4X-1123109)
- H-Tyr-NH2 (CAS 4985-46-0)
- Semaglutide Impurity 137 (x TFA Salt) (CAS CATO-C4X-2226137)
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