5,7-Dibromo-8-Hydroxyquinoline CAS 521-74-4 Purity > 98.0% (HPLC) (T)
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Tshuaj npe | 5,7-Dibromo-8-Hydroxyquinoline hmoov |
Synonyms | 5,7-Dibromo-8-Quinolinol;5,7-Dibromoquinolin-8-ol;5,7-Dibromooxine;Bromoxine |
CAS Nr | 521-74-4 ib |
CAT Number | TIAB SA 2376 |
Tshuag xwm txheej | Nyob rau hauv Tshuag, ntau lawm Scale mus txog Tons |
Molecular Formula | C9H5Br2 Nr |
Molecular Luj | 302.95 ib |
rhiab heev | Lub teeb Sensitive |
Hom | Ruifu Tshuaj |
Yam khoom | Specifications |
Qhov tshwm sim | Tawm-dawb mus rau lub teeb txiv kab ntxwv mus rau daj hmoov rau siv lead ua |
Purity / Analysis Method | > 98.0% (HPLC) |
Purity (Titration los ntawm HClO4) | 97.5 ~ 102.5% |
Melting Point | 197.0 txog 203.0 ℃ |
Poob rau ziab | <1.00% |
Residue ntawm Ignition | <0.50% |
Tag nrho cov impurities | <2.00% |
Infrared Spectrum | Raws li tus qauv |
Proton NMR Spectrum | Raws li tus qauv |
Test Standard | Enterprise Standard |
Kev siv | Pharmaceutical Intermediates |
Pob: Lub raj mis, Aluminium ntawv ci hnab, 25kg / Cardboard Nruas, los yog raws li tus neeg yuav tsum tau muaj
Cia txias:Khaws rau hauv cov thawv ntim khoom ntawm qhov chaw txias thiab qhuav;Tiv thaiv los ntawm lub teeb thiab noo noo
Yuav Yuav Li Cas?Please contact: sales@ruifuchem.com or alvin@ruifuchem.com
15 Xyoo Kev Paub?Peb muaj ntau tshaj li 15 xyoo ntawm kev paub nyob rau hauv kev tsim thiab export ntawm ib tug ntau yam ntawm zoo tshuaj intermediates los yog zoo tshuaj.
Kev lag luam loj?Muag rau kev lag luam hauv tsev, North America, Europe, India, Russia, Kauslim Teb, Nyiv, Australia, thiab lwm yam.
ZooKev lees paub?Kev ntseeg tau zoo, kev tswj xyuas nruj.Cov cuab yeej tshaj lij rau kev txheeb xyuas suav nrog NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, thiab lwm yam.
Cov qauv?Cov khoom lag luam feem ntau muab cov qauv dawb rau kev soj ntsuam zoo, tus nqi thauj khoom yuav tsum tau them los ntawm cov neeg siv khoom.
Factory Audit?Lub Hoobkas tshawb xyuas txais tos.Thov teem caij ua ntej.
MOQ?Tsis muaj MOQ.Kev txiav txim me me tau txais.
Lub sij hawm xa tuaj? Yog hais tias nyob rau hauv Tshuag, peb hnub shipping guaranteed.
Kev thauj mus los?Los ntawm Express (FedEx, DHL), los ntawm Cua, los ntawm hiav txwv.
Kev cai Synthesis?Muaj peev xwm muab cov kev pab cuam synthesis.
Cov nqe lus them nqi?Proforma invoice yuav raug xa ua ntej tom qab kev pom zoo ntawm kev txiav txim, kaw peb cov ntaub ntawv hauv tuam txhab nyiaj.Kev Them Nyiaj los ntawm T / T (Telex Transfer), PayPal, Western Union, thiab lwm yam.
5,7-Dibromo-8-Hydroxyquinoline (5,7-Dibromo-8-Quinolinol) (CAS: 521-74-4) yog halogenated hydroxyquinoline.5,7-Dibromo-8-Hydroxyquinoline yog ib qho khoom siv nruab nrab uas muaj txiaj ntsig zoo rau kev siv tshuaj, cov organic nruab nrab.Cov txheej txheem tsim khoom Rau kev ncua ntawm 14.5 g ntawm 8-Hydroxyquinoline hauv 400 ml ntawm dej tau ntxiv dropwise ib tov ntawm 32.3 g Bromine thiab 30 g 8% aqueous hydrobromide hauv 30 ml dej.Qhov kub ntawm cov tshuaj tiv thaiv sib tov txo mus rau 33 ℃.stirring tau txuas ntxiv rau 30 min, 5,7-Dibromo-8-Hydroxyquinoline tau sau los ntawm kev pom, ntxuav nrog dej thiab qhuav;29.8 g (98.4%).
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