Diethyl thiophen-2-ylphosphonate CAS 13640-95-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13640-95-4 |
| Molecular Formula | C8H13O3PS |
| Molecular Weight | 220.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diethyl thiophen-2-ylphosphonate (CAS 13640-95-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H13O3PS. Molecular weight: 220.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H13O3PS |
| Molecular Weight | 220.23 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 1960 |
| Sulfur Atoms | 1 |
Related Diethyl Standards
- 20605-01-0 Diethyl bis(hydroxymethyl)malonate Propanedioic acid, 2,2-bis(hydroxymethyl)-, 1,3-diethyl ester Propanedioic acid, bis(hydroxymethyl)-, diethyl ester EINECS 243-916-8 (CAS 20605-01-0)
- Diethyl (3-oxocyclopentyl)phosphonate (CAS 7750-01-8)
- 3,3-Diethyl-4-(3-pyridinyloxy)-2-azetidinone (CAS 204855-12-9)
- 5,5-Diethyl-4,4-dimethyl-4,5-dihydro-3,3'-biisoxazole (CAS 502181-39-7)
- N4,7-Diethyl-6-imino-6,7-dihydro-1H-pyrazolo[3,4-b]pyridine-3,4-diamine (CAS 666700-11-4)
- 5-(1,5-Diethyl-1H-1,2,4-triazol-3-yl)-1-methyl-1,2,3,6-tetrahydropyridine (CAS 622403-91-2)
- 5-(1,3-Diethyl-1H-pyrazol-5-yl)-1-methyl-1,2,3,6-tetrahydropyridine (CAS 622403-71-8)
- 5-(1,5-Diethyl-1H-pyrazol-3-yl)-1-methyl-1,2,3,6-tetrahydropyridine (CAS 622403-77-4)
Recommended Standards
- 2-Phenylbenzo[d]oxazole-6-carbonitrile (CAS 1279208-39-7)
- 2-((3-Cyanophenyl)amino)isonicotinonitrile (CAS 137225-12-8)
- 3,3'-(Piperazine-1,4-diyl)bis(3-oxopropanenitrile) (CAS 127219-26-5)
- 4-Methoxy-1,2,5-oxadiazol-3(2H)-one (CAS 372172-56-0)
- 2-(5-Methyl-1h-1,2,4-triazol-3-yl)ethan-1-amine hydrochloride (CAS 1189513-57-2)
- H-p-Fluoro-Phe-OEt · HCl (CAS 1534-90-3)
- 5-Bromo-3-methyl-2-(methylsulfonyl)-7-((2-(trimethylsilyl)ethoxy)methyl)-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one (CAS 2055938-36-6)
- 2-Chloro-N-cyclopropyl-6-methyl-4-pyrimidinamine (CAS 1250038-98-2)
- 2-((Benzylthio)methyl)-7-chloro-3-(3,5-dimethylphenyl)quinazolin-4(3H)-one (CAS 338966-11-3)
- [His]1-Acetylated Semaglutide (CAS CATO-C4X-2226219)
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