2-Formylfuran
Export ciaj uas muag: |
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
Qhov chaw ntawm Keeb Kwm: |
Shandong hauv Suav |
FURFURAL (C5H4O2)
Yam ntxwv
Furfural yog tsim los ntawm cov khoom siv ua liaj ua teb los ntawm txoj kev siv hydrolysis. Nws yog cov xim tsis muaj kob lossis daj uas muaj kua nrog kua txiv almond. Thaum kis nrog huab cua nws hloov mus rau xim av dub lossis tsaus. Cov txheeb ze ceev yog 1.1589. Boiling taw tes yog 161.7 ℃. Nws yog me ntsis soluble hauv dej thiab soluble hauv dej kub, cawv, ether benzene. Cov tso tes taw ntawm furfural ua tiav 393 ℃ thiab qhov kev txwv tawg yog ntawm 2.1% thiab 19.2%.
Txuj Ci |
lub teb chaws tus qauv (GB / T 1926.1-2009). |
Yog ceev |
(ρ20) g / ml 1.159-1.161 1.158-1.161 1.158-1.161 |
Qhov nqe phom sij (nD20) |
1.524-1.527 1.524-1.527 1.524-1.527 |
Cov ntsiab lus ya raws |
% ≤ 0.05 0.10 0.20 |
Ntxeev |
mol / L ≤ 0.008 0.016 0.016 |
Cov ntsiab lus Furfural |
% ≥ 99.0 98.5 98.5 |
Thaum Pib Boiling Point |
℃ 150 155 150 - |
Feem Feem Hauv Qab |
158 ℃ ml≤ 2 - - |
Tag Nrho Cov Distillation |
% ≥ 99.0 98.5 - |
Dav Chaw Nkag Nruab Nruab Ntej |
℃ 170 170 170 - |
Qhov chaw nyob |
% ≤ 1.0 - - |
Ntim |
Hauv 240kg steel nruas lossis raws li cov neeg thov |