L-Valine |72-18-4
Nkọwa ngwaahịa
Valine (nke akpọrọ Val ma ọ bụ V) bụ α-amino acid nwere usoro kemịkalụ HO2CCH(NH2)CH(CH3)2.L-Valine bụ otu n'ime amino acid 20 proteinogenic.codons ya bụ GUU, GUC, GUA na GUG.A na-ekewa amino acid a dị mkpa dị ka nonpolar.Ebe nri mmadụ na-eri bụ nri protein ọ bụla dị ka anụ, ngwaahịa mmiri ara ehi, ngwaahịa soy, agwa na legumes. Tinyere leucine na isoleucine, valine bụ amino acid nke nwere alaka.A na-akpọ ya aha valerian.Na ọrịa sickle cell, valine nọchiri anya hydrophilic amino acid glutamic acid na hemoglobin.N'ihi na valine bụ hydrophobic, hemoglobin na-adịkarị mfe nchịkọta na-adịghị mma.
Nkọwapụta
| Ntughari pụrụ iche | +27.6-+29.0° |
| Ọla dị arọ | = <10ppm |
| Ọdịnaya mmiri | = <0.20% |
| Ihe fọdụrụ na mgbanye | = <0.10% |
| nyocha | 99.0-100.5% |
| PH | 5.0-6.5 |
