Ethyl Vanillin | 121-32-4 ib
Khoom Description
Ethyl vanillin yog cov organic compound nrog cov mis (C2H5O) (HO) C6H3CHO. Cov khoom tsis muaj xim no muaj lub nplhaib benzene nrog hydroxyl, ethoxy, thiab formyl pawg ntawm 4, 3, thiab 1 txoj haujlwm, raws li.
Ethyl vanillin yog ib qho hluavtaws molecule, tsis pom nyob rau hauv qhov. Nws yog npaj los ntawm ob peb kauj ruam ntawm catechol, pib nrog ethylation muab "guethol". Qhov no ether condenses nrog glyoxylic acid muab qhov sib txuam mandelic acid derivative, uas ntawm oxidation thiab decarboxylation muab ethyl vanillin.
Raws li ib tug flavorant, ethyl vanillin yog hais txog peb zaug li muaj zog li vanillin thiab yog siv nyob rau hauv zus tau tej cov chocolate.
Specification
| Yam khoom | STANDARD |
| Qhov tshwm sim | Fine dawb rau me ntsis daj crystal |
| tsw | Cov yam ntxwv ntawm vanilla, muaj zog dua vanilla |
| Solubility (25 ℃) | 1 gram dissolves tag nrho hauv 2ml 95% ethanol, thiab ua kom pom tseeb |
| Purity (HPLC) | > = 99% |
| Poob rau ziab | = <0.5% |
| Melting Point (℃) | 76.0-78.0 Nws |
| Arsenic (As) | = <3 mg/kg |
| Mercury (Hg) | = <1 mg/kg |
| Total Heavy Metals (raws li Pb) | = <10 mg/kg |
| Residue ntawm Ignition | = <0.05% |
