methyl 2-ethylpent-4-ynoate CAS 42998-00-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 42998-00-5 |
| Molecular Formula | C8H12O2 |
| Molecular Weight | 140.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies methyl 2-ethylpent-4-ynoate (CAS 42998-00-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H12O2. Molecular weight: 140.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H12O2 |
| Molecular Weight | 140.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1969 |
Related methyl Standards
- Methyl 3-ethylpent-2-enoate (CAS 13979-17-4)
- 3-Ethylpent-4-enoic acid (CAS 14035-71-3)
- 2-Ethylpent-4-enoic acid (CAS 1575-73-1)
- Ethyl 3-ethylpent-2-enoate (CAS 15249-93-1)
- 3-Ethylpent-2-en-1-ol (CAS 39821-65-3)
- 3-Ethylpent-2-en-2-ol (CAS 211235-41-5)
- 3-Ethylpent-1-yn-3-ol (CAS 6285-06-9)
- n-Ethylpent-1-yn-3-amine (CAS 1488880-22-3)
Recommended Standards
- Methyl 2-cyclopentylideneacetate (CAS 40203-73-4)
- Methyl 3,3-dimethylcyclobut-1-ene-1-carboxylate (CAS 37676-91-8)
- methyl 2,2-dimethylpent-4-ynoate (CAS 86101-49-7)
- (S)-4-Phenyl-2-(2-(pyridin-2-yl)propan-2-yl)-4,5-dihydrooxazole (CAS 292839-81-7)
- 3-(4-Trifluoromethyl-pyridin-2-yl)-benzoic acid (CAS 1299607-69-4)
- 2-(adamantan-1-yl)-1,3-thiazol-4-amine hydrochloride (CAS 1803606-84-9)
- Tafluprost Impurity 22 (CAS CATO-C4X-216322)
- 1-(Bis(trimethylsilyl)methyl)-1H-benzo[d][1,2,3]triazole (CAS 122296-01-9)
- 3-(3,5-dichlorophenyl)-1H-1,2,4-triazole-5-thiol (CAS 261511-12-0)
- (Asp28)-Exenatide trifluoroacetate salt (CAS 1678417-24-7)
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