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chigadzirwa

tert-butyl 2 4-dioxopiperidine-1-carboxylate (CAS# 845267-78-9)

Chemical Property:

Molecular Formula C10H15NO4
Molar Misa 213.23
Density 1.199
Boling Point 373.8±35.0 °C(Zvakafanotaurwa)
Flash Point 179.9°C
Vapor Presure 8.72E-06mmHg pa25°C
pKa 10.67±0.20(Zvakafanotaurwa)
Storage Condition Ramba uri munzvimbo ine rima, Yakavharwa pakaoma, Kamuri Tembiricha
Refractive Index 1.493
MDL MFCD10566071

 

 

 


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Ngozi uye Kuchengeteka

Risk Codes 20/21/22 - Zvinokuvadza nekufemesa, kusangana neganda uye kana ikamedzwa.
Tsanangudzo Yekuchengetedza S23 - Usafeme mhute.
S24/25 - Dzivisa kusangana neganda nemeso.
WGK Germany 3
HS Code 29337900

 

Information

Shandisa 2, 4-dipiperidon-1-formate tert-butyl formate ndiyo inoshandiswa ye phenoxymethyl-dihydrothiazolopyridone derivatives Reactants mune chigadzirwa, sechisarudzo chakanaka chekugadzirisa modulator (PAM) ye metabolized glutamate 5 (mGlu5) receptor.
application 2, 4-dioperidone-1-tert-butyl formate inonyanya kushandiswa seyepakati uye yepakati yemishonga yepakati, uye inogona kushandiswa murabhoritari yekutsvaga nekuvandudza maitiro uye makemikari mushonga synthesis process.
kugadzirira danho a: wedzera EDCI(191.7g) kuDMF(400mL) mhinduro ye3-(tert-butoxycarbonylamino) propionic acid (189.2g,1.0mol), meldamic acid (144.1g,1.0mol) uye DMAP(135.0g,1.1mol) ) yakatonhodzwa nekugeza echando, 1.0mol). Izvo zvinokonzeresa reactants zvakamutswa usiku hwose pakamuri tembiricha. Mhinduro yacho yakadzimwa ne200mL
H2O. Musanganiswa unoguma wakawedzerwa kudonhedza kuH2O (2.0L) pasi pemechani inomutsa. Iyo yakawanikwa yakasimba yakasefa uye yakanyatsogezwa nemvura kusvika pH 7 kuti uwane chigadzirwa (283g,90% goho). Danho B: Mushonga we3-(2, 2-dimethyl-4, 6-dioxo-1, 3-dioxan-5-yl)-3-oxopropylcarbamate tert-butyl ester (100g,317.46mmol) mu toluene (1500mL) inopisa pa 100 ° C kwemaawa mana. Iwo mareactants anotonhodzwa kusvika kukamuri tembiricha uye anonamirwa pasi pekumanikidzwa kwakaderedzwa kuwana chigadzirwa chisina kuchena. Chigadzirwa (56g, 83% goho) chakanatswa neMTBE-kugaya.

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