Ethyl Vanillin | 121-32-4
Kufotokozera Zamalonda
Ethyl vanillin ndi organic compound yokhala ndi formula (C2H5O)(HO)C6H3CHO. Cholimba chopanda mtunduchi chimakhala ndi mphete ya benzene yokhala ndi magulu a hydroxyl, ethoxy, ndi foryl pa malo 4, 3, ndi 1, motsatana.
Ethyl vanillin ndi molekyulu yopanga, yosapezeka m'chilengedwe. Amakonzedwa kudzera masitepe angapo kuchokera ku catechol, kuyambira ndi ethylation kupereka "guethol". Etha uyu amalumikizana ndi glyoxylic acid kuti apereke chotengera cha mandelic acid, chomwe kudzera mu okosijeni ndi decarboxylation chimapereka ethyl vanillin.
Monga chokometsera, ethyl vanillin imakhala yamphamvu pafupifupi katatu kuposa vanillin ndipo imagwiritsidwa ntchito popanga chokoleti.
Kufotokozera
| ITEM | ZOYENERA |
| Maonekedwe | Woyera bwino mpaka wachikasu pang'ono |
| Kununkhira | Khalidwe la vanila, lamphamvu kuposa vanila |
| Kusungunuka (25 ℃) | 1 gramu imasungunuka kwathunthu mu 2ml 95% ethanol, ndikupanga yankho lomveka bwino |
| Purity (HPLC) | = 99% |
| Kutaya pa Kuyanika | =< 0.5% |
| Melting Point (℃) | 76.0- 78.0 |
| Arsenic (As) | =< 3 mg/kg |
| Mercury (Hg) | =< 1 mg/kg |
| Total Heavy Metals (monga Pb) | =< 10 mg/kg |
| Zotsalira za Ignition | =< 0.05% |
