2736-40-5 Butanoyl chloride, 2-ethyl- 2-Ethylbutyryl chloride Butyryl chloride, 2-ethyl- EINECS 220-359-9 2-Ethylbutyroyl chloride NSC 8757 CAS 2736-40-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2736-40-5 |
| Molecular Formula | C6H11ClO |
| Molecular Weight | 134.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2736-40-5 Butanoyl chloride, 2-ethyl- 2-Ethylbutyryl chloride Butyryl chloride, 2-ethyl- EINECS 220-359-9 2-Ethylbutyroyl chloride NSC 8757 (CAS 2736-40-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H11ClO. Molecular weight: 134.60 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H11ClO |
| Molecular Weight | 134.60 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
Related Butanoyl Standards
- 57526-28-0 Butanoyl chloride, 2-methyl- (RS)-2-Methylbutyryl chloride EINECS 260-787-3 (CAS 57526-28-0)
- 2-Butanoyl-3-picoline (CAS 1248102-78-4)
- N-Butanoyl-DL-homoserine lactone (CAS 98426-48-3)
- N-Butanoyl-L-cysteine (CAS 62309-95-9)
- 3-butanoyl-1,3-thiazolidine-4-carboxylic acid (CAS 606935-22-2)
- 4-Butanoyl-2-methylphenylboronic acid (CAS 2096334-25-5)
- 3-Butanoyl-4-fluorophenylboronic acid (CAS 2096332-56-6)
- 3-Butanoyl-4-hydroxy-chromen-2-one (CAS 4139-74-6)
Recommended Standards
- trans--4-Chlorocyclohexanol (CAS 29538-77-0)
- 5856-77-9 2,2-Dimethylbutyryl chloride MFCD03093071 2,2-dimethylbutanoyl chloride (CAS 5856-77-9)
- 6-Chlorohexan-3-one (CAS 38614-17-4)
- 2-(8-Azabicyclo[3.2.1]octan-3-yl)ethan-1-amine (CAS 1508004-77-0)
- (S)-2-(((4R,5R)-1,3-dimethyl-4,5-diphenylimidazolidin-2-ylidene)amino)-3-phenylpropan-1-ol (CAS 337308-63-1)
- (R)-3-Ethyl-1-methylpiperazine (CAS 1240589-97-2)
- Methyl 2,6-Difluoro-3-nitrobenzoate (CAS 84832-01-9)
- 76360-59-3 7-Phenyl-1-propyl-2H-pyrimido[4,5-d][1,3]oxazine-2,4(1H)-dione DTXSID50608752 (CAS 76360-59-3)
- Levodopa Impurity 14 (CAS 161940-76-7)
- semaglutide (CAS 782487-28-9)
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