L-tyrosine benzyl ester CAS 42406-77-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 42406-77-9 |
| Molecular Formula | C16H17NO3 |
| Molecular Weight | 271.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity L-tyrosine benzyl ester (CAS 42406-77-9) pharmaceutical standards reference standard. Molecular formula: C16H17NO3. Molecular weight: 271.31 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C16H17NO3 |
| Molecular Weight | 271.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
| Nitrogen Atoms | 1 |
Related L Standards
- 36546-50-6 L-Tyrosine, N-acetyl-, ethyl ester, hydrate (1:1) L-Tyrosine, N-acetyl-, ethyl ester, monohydrate N-Acetyl-L-tyrosine ethyl ester monohydrate (CAS 36546-50-6)
- 87713-11-9 L-Tyrosine-15N, N-[(1,1-dimethylethoxy)carbonyl] (CAS 87713-11-9)
- D-Tyrosine, 2-iodo- (CAS 1241675-93-3)
- L-Tyrosine, O-[(4-methylphenyl)sulfonyl]- (CAS 13504-89-7)
- Tyrosine Related Compoud 2 (4-Fumarylacetolacetic Acid) (CAS 28613-33-4)
- Tyrosine Related Compound 1 (4-Maleylacetoacetic Acid) (CAS 5698-52-2)
- L-Tyrosine Methyl Ester (CAS 1080-06-4)
- L-Tyrosine-13C9,15N (CAS 202407-26-9)
Recommended Standards
- CAS 474659-00-2 (CAS 474659-00-2)
- O-Benzyl-L-tyrosine (CAS 16652-64-5)
- 51787-75-8 4,4'-Dinitro-2-biphenylamine (1,1'-Biphenyl)-2-amine, 4,4'-dinitro- 4,4'-Dinitrobiphenyl-2-ylamine 4,4'-Dinitro-(1,1'-biphenyl)-2-amine EINECS 257-417-8 CCRIS 8158 (CAS 51787-75-8)
- 3-(2-Aminothiazol-5-yl)oxetan-3-ol (CAS 2104155-17-9)
- 8-(1H-Benzo[d]imidazol-2-yl)-2-methylquinoline (CAS 73281-39-7)
- 2-(Azepan-1-yl)-1-phenylethan-1-ol oxalate (CAS 4641-54-7)
- Methyl 1-methyl-4,5-dioxo-4,5-dihydro-1H-pyrazole-3-carboxylate (CAS 197652-36-1)
- 3-(Azepan-1-ylmethyl)benzoic acid hydrochloride (CAS 2368870-42-0)
- 2-((1-((2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)oxy)acetic acid (CAS 28144-25-4)
- Semaglutide impurity 44 (CAS CATO-C4X-222644)
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