Khoom Description
(E)-3 -hydroxy-6-ethylidene-7-keto-5 -cholan-24-oic Acid muaj cov hmoov dawb zoo li, qhov ceev ntawm 1.142 g / cm³, boiling point ntawm 573.1 degree, thiab pKa tus nqi ntawm 4.76.
(3alpha,5beta)-6-Eethylidene-3-hydroxy-7-oxocholan-24-oic Acid siv 7-oxo-lithocholic acid ua raw khoom, thiab tiv thaiv ntawm 3- pawg hydroxyl lossis 3- pawg hydroxyl thiab 24- pawg carboxyl, lossis ncaj qha tsis muaj kev tiv thaiv, thiab ntxiv cov tshuaj tiv thaiv nrog acetaldehyde los ntawm cov tshuaj tiv thaiv aldol condensation kom tau txais qhov nruab nrab, thiab tom qab ntawd cov khoom tuaj yeem tau txais los ntawm kev kho cov kua qaub thiab lwm cov kauj ruam.
Cov ntaub ntawv yooj yim
| Lub npe | (E) -3 -hydroxy-6-ethylidene-7-keto-5 -cholan-24- oic acid |
| Molecular Formula | C₂₆H₄₀O₄ |
| Molecular Luj | 416.6 |
| EINECS Number | 811-949-2 |
| Qhov tshwm sim | Dawb hmoov |
| Qhov ntom | 1.142 g / cm³ |
| Boiling Point | 5 73.1d |
| pKa | 4.76 |
Siv
Daim ntawv thov ntawm (E)-3 -hydroxy-6-ethylidene-7-keto-5 -cholan-24-oic Acid feem ntau suav nrog nws siv los ua ib qho nruab nrab ntawm obeticholic acid nyob rau hauv kws tshuaj teb. (E)-3 -hydroxy-6-ethylidene-7-keto-5 -cholan-24-oic Acid yog cov khoom siv los ntawm kev sib txuas ntawm obeticholic acid thiab tej zaum yuav muaj txiaj ntsig zoo hauv kev kho mob ntawm kab mob siab.
Tuam txhab Profile
Gneechem, nyob rau hauv Henan Xeev, Tuam Tshoj, yog ib feem ntawm GNEE Group, nrog 22 xyoo ntawm kev ua lag luam txawv teb chaws, tshwj xeeb hauv kev muab cov khoom zoo tshuaj raw khoom thiab kev lag luam kev pabcuam rau cov neeg siv khoom thoob ntiaj teb. Peb muab cov khoom siv tshuaj lom neeg yooj yim, cov tshuaj zoo thiab cov tshuaj tshwj xeeb rau ntau yam kev lag luam.Peb muaj ISO9001 tau ntawv pov thawj thiab tau lees paub los ntawm ntau qhov kev tsim nyog hauv tsev thiab txawv teb chaws, ua rau peb muaj kev ntseeg siab ntawm peb cov neeg siv khoom.
FAQ
1. Kuv yuav tau txais tus nqi li cas?
-Peb feem ntau hais hauv 24 teev tom qab tau txais koj qhov kev nug (tsis suav hnub so thiab hnub so).
-Yog tias koj xav tau tus nqi nrawm, thov email lossis tiv tauj peb los ntawm lwm txoj kev kom peb tuaj yeem hais lus rau koj.
2. Koj lub sijhawm xa khoom yog dab tsi?
-Nws nyob ntawm tus naj npawb ntawm kev txiav txim thiab lub caij uas koj tso koj xaj.
-Feem ntau, kev txiav txim tuaj yeem xa tuaj tsis pub dhau 7-15 hnub rau kev txiav txim me me thiab 25 hnub rau kev txiav txim loj.
3. Txoj kev xa khoom yog dab tsi?
-Koj tuaj yeem nkoj los ntawm hiav txwv, huab cua, lossis nthuav qhia (EMS, UPS, DHL, TNT, FEDEX, thiab lwm yam).
Cim npe nrov: cas 1516887-33-4|(e)-3 -hydroxy-6-ethylidene-7-keto-5 -cholan-24-oic acid, Tuam Tshoj cas 1516887-33-4|(e)-3 -hydroxy-6-ethylidene-7-keto-5 -cholan-24-oic acid manufacturers, lwm tus neeg, Hoobkas
