Methyl L-2-isothiocyanato-4-methylvalerate CAS 21055-43-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21055-43-6 |
| Molecular Formula | C8H13NO2S |
| Molecular Weight | 187.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl L-2-isothiocyanato-4-methylvalerate (CAS 21055-43-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H13NO2S. Molecular weight: 187.26 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H13NO2S |
| Molecular Weight | 187.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- Methyl DL-2-isothiocyanatocaproate (CAS 206761-73-1)
- Naphthalene-1-carbothioamide (CAS 20300-10-1)
- methyl 4H-thieno[3,2-b]pyrrole-5-carboxylate (CAS 82782-85-2)
- 5-Chloro-N,N-dimethyl-1H-thieno[2,3-c]pyrazol-3-amine (CAS 2231673-64-4)
- (1R)-2-Amino-1-phenylethanol hydrochloride (CAS 18867-43-1)
- (5-AMINOPYRIDIN-2-YL)(MORPHOLINO)METHANONE (CAS 1180131-89-8)
- N-Methyl-1-(pyridin-3-yl)methanaminedihydrochloride (CAS 128739-15-1)
- Dexmedetomidine Impurity 46 (CAS CATO-C4X-123046)
- 5-(Chloromethyl)-1H-indazole hydrochloride (CAS 1956310-09-0)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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