BOC-N-Methyl-L-alanine (CAS# 16948-16-6)
Hadari da Tsaro
| Bayanin Tsaro | 24/25 - Guji hulɗa da fata da idanu. |
| WGK Jamus | 3 |
| HS Code | 2924 1900 |
| Matsayin Hazard | HAUSHI |
BOC-N-Methyl-L-alanine (CAS# 16948-16-6) Bayani
| aikace-aikace | BOC-N-methyl-L-alanine za a iya amfani da ba kawai don gina jiki kira, amma kuma a matsayin dandano enhancer, preservative da preservative a cikin abinci filin, kamar yadda Pharmaceutical raw kayan a cikin magani filin da m surfactant kira a yau da kullum sunadarai filin. |
| shiri | tetrahydrofuran (80 ml) bayani na 1-boc-alanine (5g, 26.4 mmol) an kara, lafiya foda KOH (10.4g, 187). mmol) an ƙara a 0 ℃, sa'an nan kuma an ƙara tetrabutylammonium bisulfate (0.5g, 10% ta nauyi). Sa'an nan, dimethyl sulfate (10 ml, 105 mmol) an ƙara dropwise fiye da mintuna 15. Tafasa na tsawon minti 30 kuma ƙara ruwa (50 ml). Bayan yin motsawa a dakin da zafin jiki na tsawon sa'o'i 5, an ƙara 20% ammonium hydroxide aqueous bayani (20 ml). Tsarma dauki tare da ether (100 mL), raba Layer na ruwa, kuma cire sassan kwayoyin halitta tare da cikakken bayani mai ruwa NaHCO3 (2 × 40 ml). Ruwan da aka gauraye an sanya shi acidified da 1M KHSO4 zuwa pH 1 kuma an fitar da shi tare da ethyl acetate (2 × 200 ml). An haɗa nau'ikan kwayoyin halitta, bushe (Na2SO4), tacewa kuma an tattara su. An gano samfurin da aka samo a matsayin BOC-N-methyl-L-alanine. Man shanu, yawan amfanin ƙasa 4.3g, 80%. |
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