Pentyl valerate CAS Nr 2173-56-0

Taw qhia

Amyl valerate. Hauv qab no yog cov lus qhia ntxaws ntxaws rau amyl valerate:

Zoo:

- Cov tsos mob: Amyl valerate yog cov kua tsis muaj xim rau daj ntseg daj.

- Scent: Fruity tsw.

- Solubility: soluble hauv organic solvents xws li ethanol, ether, chloroform thiab benzene, thiab me ntsis soluble hauv dej.

Siv:

- Kev siv hauv kev lag luam: Amyl valerate feem ntau yog siv los ua cov kuab tshuaj thiab tuaj yeem siv rau hauv cov coatings, tshuaj tsuag xim, inks thiab detergents.

Txoj kev:

Kev npaj ntawm amyl valerate feem ntau yog ua los ntawm cov tshuaj tiv thaiv esterification, thiab cov kauj ruam tshwj xeeb yog raws li hauv qab no:

Valeric acid yog reacted nrog cawv (n-amyl cawv) nyob rau hauv qhov kev txiav txim ntawm ib tug catalyst xws li sulfuric acid los yog hydrochloric acid.

Cov tshuaj tiv thaiv kub yog feem ntau ntawm 70-80 ° C.

Tom qab cov tshuaj tiv thaiv tiav, amyl valerate yog muab rho tawm los ntawm distillation.

Cov ntaub ntawv kev nyab xeeb:

- Amyl valerate yog cov kua ua kua thiab yuav tsum tau khaws cia kom deb ntawm hluav taws. Yuav tsum tau saib xyuas kom tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag thaum tuav.

- Hnav cov khoom tiv thaiv tus kheej tsim nyog xws li hnab looj tes thiab tsom iav thaum siv.

-Thaum qhov nqus tau los yog nqus tau, mus nrhiav kev kho mob tam sim ntawd.