Khoom Description
Khoom:
2-Chloropyridine-5- boronic Acid yog dawb los yog lub teeb daj crystal nrog lub siab melting point (txog 183-185 degrees Celsius). Nws ruaj khov ntawm chav tsev kub, tab sis tuaj yeem decompose ntawm qhov kub thiab txias. Nws yog me ntsis soluble hauv dej thiab soluble hauv cov kuab tshuaj organic xws li ethanol, dimethyl ether, thiab lwm yam. Nws cov khoom siv tshuaj yog qhov ruaj khov, thiab nws yog ib qho tseem ceeb ntawm cov organic boron reagent.
| Molecular Formula | C5H5BClNO2 |
| Molar Mass | 157.36 |
| Qhov ntom | 1.41 ± 0.1 g / cm3 (Tshaj tawm) |
| Melting Point | 165 degree (lit.) |
| Boling Point | 336.9 ± 52. 0 degree (Predicted) |
| Flash Point | 157.5 degree |
| Vapor Presure | 4.27E-05mmHg ntawm 25 degree |
| Qhov tshwm sim | Ci daj crystalline hmoov |
Kev siv:
2-Chloropyridine-5-boronic Acid yog ib qho tseem ceeb nruab nrab ntawm cov organic synthesis. Nws feem ntau yog siv los tsim cov boron-muaj cov khoom sib txuas, thiab feem ntau yog siv rau hauv cov tshuaj thiab cov khoom siv. Tsis tas li ntawd, nws kuj tau siv dav hauv cov khoom siv hlau-organic (MOF) thiab ntsuab catalysis.
Txog Peb
Gnee Chemical yog lub tuam txhab high-tech tshwj xeeb hauv kev tshawb fawb, kev tsim kho, tsim khoom thiab muag cov tshuaj zoo. Peb muaj peev xwm muab koj cov khoom zoo.
Peb muaj ib pab neeg ua haujlwm txawj ua ke nrog kev tswj xyuas tshuaj, kev tsim khoom, R & D thiab kev lag luam los saib xyuas, tswj thiab ua haujlwm txhua yam ntawm kev tsim khoom nrog rau kev pom kom paub txog kev sib raug zoo ntawm kev sib raug zoo, cov neeg ua haujlwm noj qab haus huv, kev tiv thaiv ib puag ncig thiab cov khoom zoo.
FAQ
Koj lub tuam txhab puas tuaj yeem txais customization thiab ua tau raws li cov neeg siv khoom tshwj xeeb?
Yog, peb ua tau.
Koj cov nqe lus them nqi yog dab tsi?
Kev xa xov, paypal, western union, nyiaj xaj thiab bitcoin.
Koj lub sijhawm xa khoom yog dab tsi?
Peb feem ntau xa tuaj tsis pub dhau 1-3 hnub tom qab tau txais koj cov nyiaj them poob haujlwm.
Lub ntim yog dab tsi?
Peb feem ntau muab 25kg hnab / thawv / nruas ntim. Tau kawg, yog tias koj muaj cov cai tshwj xeeb, peb yuav muab lawv raws li koj xav tau.
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