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Pyrazole-4-boronicacidpinacolester (CAS# 269410-08-4)

Chemical Property:

Molecular Formula Chithunzi cha C9H15BN2O2
Molar Misa 194.04
Kuchulukana 1.09±0.1 g/cm3(Zonenedweratu)
Melting Point 142-146 °C (kuyatsa)
Boling Point 335.4±15.0 °C(Zonenedweratu)
Pophulikira 156.628°C
Kusungunuka kwamadzi osasungunuka
Kusungunuka DMSO, Ethyl Acetate, Methanol
Kuthamanga kwa Vapor 0mmHg pa 25°C
Maonekedwe Ufa
Mtundu Zoyera mpaka zoyera
pKa 13.36±0.50 (Zonenedweratu)
Mkhalidwe Wosungira Sungani pamalo amdima, Osindikizidwa owuma, Kutentha kwachipinda
Refractive Index 1.487
MDL Mtengo wa MFCD03453063
Gwiritsani ntchito Reagent imagwiritsidwa ntchito kuti? Kulumikizana kwa Suzuki-Miyaura ? Ruthenium-catalyzed asymmetric hydrogenation Reagent yomwe imagwiritsidwa ntchito pokonzekera zoletsa za michere yambiri yofunika kwambiri komanso kinase yomwe ili ndi mwayi wokhala ndi scaffold pyrazole, includi.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
WGK Germany 3
TSCA No
HS kodi 29331990
Zowopsa Zokwiyitsa/Zoyaka

 

Mawu Oyamba

Pyrazole-4-borate bromeloate ndi organic pawiri. Makhalidwe ake ndi awa:

 

Maonekedwe: Pyrazole-4-borate bromeloate ndi yoyera yolimba.

Kusungunuka: Pyrazole-4-borate bromeliate imasungunuka mu zosungunulira za organic, monga ma alcohols, ethers, ndi naphthenes.

 

Pyrazole-4-borate bromeloate ili ndi izi:

 

Catalyst: Ndikofunikira kwambiri pothandizira kaphatikizidwe ka organic komwe kungagwiritsidwe ntchito pazinthu zosiyanasiyana zama organic, monga hydrogenation ndi coupling.

Kaphatikizidwe kazinthu zachitsulo: pyrazole-4-borate bromeliate ingagwiritsidwe ntchito kupanga zitsulo-organic complexes ndikugwiritsidwa ntchito pokonza zitsulo.

 

Kukonzekera kwa pyrazole-4-borate brometol ester nthawi zambiri kumachitika pochita pyrazole-4-boranoic acid ndi bromeliate mu zosungunulira organic, Kutentha ndi kusonkhezera, ndiyeno kudutsa masitepe osefedwa ndi crystallization kuti mupeze mankhwala.

 

Poizoni: Pyrazole-4-borate bromeliate ester ikhoza kukhala ndi poizoni kwa anthu, ndipo kukhudzana mwachindunji ndi khungu ndi maso kuyenera kupewedwa.

Kuyaka: Ikhoza kuyaka ndipo iyenera kusungidwa kutali ndi moto wotseguka ndi kutentha kwakukulu.

Kutaya ndi kusungirako: Mukamagwiritsa ntchito ndikusunga, m'pofunika kutsatira malamulo oyenera, kuwagwira ndikutaya moyenera, ndikupewa kuwononga chilengedwe.

 

Mukamagwiritsa ntchito pyrazole-4-borate bromeloate, nthawi zonse tchulani pepala lachitetezo cha mankhwala ndi njira zogwirira ntchito zotetezeka ndikugwira ntchito pansi pamikhalidwe yoyenera ya labotale.


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