trans-Cinnamic acid CAS 140-10-3 rheumatic tshuaj ketoprofen, thiab lwm yam), kho accelerators.
Ntseeg tshuaj yog ib tug ua Tuam Tshoj trans-Cinnamic acid CAS 140-10-3 chaw tsim tshuaj paus, tsum thiab exporter. Ua raws li kev ua raws li cov khoom lag luam zoo tshaj plaws, kom peb cov trans-Cinnamic acid CAS 140-10-3 tau txaus siab los ntawm ntau tus neeg siv khoom. Shandong Ntseeg
Peb zoo ntawm qhov zoo ntawm cov khoom siv tshuaj lom neeg hauv thaj chaw. Peb cov khoom raug xa tawm mus rau Tebchaws Europe, Tebchaws Meskas, Nyiv, Kaus Lim Qab Teb, Sab Hnub Tuaj Asia thiab lwm lub tebchaws thiab cheeb tsam. Nrog rau kev tshawb fawb thiab thev naus laus zis raws li kev qhia, kev ncaj ncees raws li lub hauv paus, zoo li lub neej, thiab tso siab rau lub tswv yim kev lag luam ntawm kev tsim kho tshiab thiab kev loj hlob, peb cia siab tias yuav tsim kev sib pauv thiab kev koom tes nrog cov neeg siv khoom hauv tsev thiab txawv teb chaws los tsim kev vam meej!
|
Khoom npe |
|||
|
Formula |
Molecular Luj |
148.16 | |
|
CAS Nr. |
140-10-3 |
Ntau |
500 KG |
|
Cov khoom |
Specification |
Cov txiaj ntsig |
|
Qhov tshwm sim |
White Powder |
Ua raws |
|
Assay |
â € 99% |
99.1% |
|
Melting point |
133 ° C | 133 ° C |
|
TEEB MEEM |
Qhov tshwm sim ua raws li tus qauv |
|
Melting point 133 ° C (L)
Kub taw tes 300 ° C (L)
Qhov ceev 1.248
Chav siab 1.3mpa (128 ° C)
Refractive index 1.5049 (kwv yees)
Flash point
Cia txias 2-8 ° C
Solubility 0.4g / l
Acidity coefficient (PKA) 4.44 Chemistry Phau Ntawv Qhia (ntawm 25 â â º )
Morphology crystalline hmoov
Cov xim yog dawb mus rau dawb
Lub ntiajteb txawj nqus 0.91
Cov ntxhiab tsw
PH tus nqi ntau ntawm cov kua qaub-piv qhov taw qhia discoloration 3-4
PH tus nqi 3-4 (0.4g / l, H2O, 20 â ⺠)
Cinnamic acid yog siv nyob rau hauv kev npaj ntawm L-phenylalanine, raws li ib tug nruab nrab ntawm xinkean, ib tug tshuaj rau cov kab mob plawv, thiab nyob rau hauv lub tsim tshuaj loog hauv zos, fungicides, hemostatics, thiab lwm yam; Hauv kev lag luam naj hoom, nws yog siv los npaj methyl phenyl acrylate, ethyl ester thiab phenyl ester, thiab raws li cov naj hoom ntawm cov khoom noj thiab tshuaj pleev ib ce, uas muaj cov tshuaj tsw qab zoo; Nws yog siv los ua kev txhawb nqa kev loj hlob, cov kab mob ua kom ntev ntev thiab khaws cia ntawm cov txiv hmab txiv ntoo thiab zaub hauv kev lag luam tshuaj tua kab; Nws kuj yog siv los tsim vinyl cinnamic acid, cov khoom siv tseem ceeb ntawm photosensitive resin. Cinnamic acid yog ib qho reagent rau kev txiav txim siab ntawm uranium, vanadium thiab kev sib cais ntawm thorium.
