iphepha_ibhena

imveliso

1 8-Diazabicyclo[5.4.0]undec-7-ene (CAS# 6674-22-2)

Ipropati yeMichiza:

Ifomula yeemolekyuli C9H17N2
IMisa yeMolar 153.244
Indawo yokunyibilika -70℃
Indawo yeBoling 274.6 ° C kwi-760 mmHg
Indawo yokuflasha 119.9°C
Ukunyibilika kwamanzi enyibilikayo
Uxinzelelo loMphunga 0.00536mmHg ku-25°C
IiPropati zoMzimba kunye nezeMichiza Indawo yokunyibilika -70°C
indawo yokubila 80-83°CC 0.6mm Hg(lit.)

Uxinzelelo 1.019g/mL ku-20°C(lit.)

uxinzelelo lomphunga 5.3mm Hg (37.7°C)

isalathisi se-refractive n20/D 1.523

indawo edanyazayo> 230 °F

iimeko zokugcina Gcina kwi RT
Unyibiliko olunyibilikayo
isisombululo esinyibilikayo samanzi
Umoya obuthathaka
BRN 508906

Sebenzisa Isetyenziselwa ukwenza i-cephalosporin semi-synthetic antibiotic drug, kwaye isetyenziselwa ukulungisa i-agent deacidification, i-rust inhibitors, i-advanced corrosion inhibitors, njl.

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi C – Iyadleka
Iikhowudi zoMngcipheko I-R22 – Iyingozi xa iginyiwe
I-R35 – Ibangela ukutshisa okumandundu
R52/53 – Iyingozi kwizinto eziphila emanzini, inokubangela iziphumo ezibi zexesha elide kwindawo ehlala emanzini.
Inkcazelo yoKhuseleko S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S36/37/39 – Nxiba iimpahla ezifanelekileyo zokukhusela, iiglavu kunye nokukhusela amehlo/ubuso.
S45 - Kwimeko yengozi okanye ukuba uziva ungaphilanga, funa iingcebiso zonyango ngokukhawuleza (bonisa ileyibhile nanini na kunokwenzeka.)
S61 –Kuphephe ukukhutshelwa kokusingqongileyo. Jonga kwimiyalelo ekhethekileyo / kumaphepha edatha yokhuseleko.
Izazisi ze-UN UN 3267

 

Intshayelelo

I-1,8-Diazabicyclo [5.4.0] undec-7-ene, eyaziwa ngokuba yi-DBU, yinto ebalulekileyo ye-organic compound.

 

Indalo:

1. Imbonakalo kunye neNkangeleko: Lulwelo olungenambala nolungenambala. Inevumba elinamandla le-ammonia kunye nokufunxa okuqinileyo kokufuma.

2. Ukunyibilika: Inyibilika kwizinyibilikisi ezininzi eziqhelekileyo ze-organic, ezifana ne-ethanol, i-ether, i-chloroform, kunye ne-dimethylformamide.

3. Ukuzinza: Izinzile kwaye inokugcinwa ixesha elide kwiqondo lokushisa.

4. Ukutsha: Kuyatsha kwaye kufuneka kuphetshwe ekudibaneni nemithombo yomlilo.

 

Ukusetyenziswa:

1. I-Catalyst: Sisiseko esomeleleyo esisetyenziswa ngokuqhelekileyo njenge-alkaline catalyst kwi-organic synthesis, ngakumbi kwi-condensation reactions, i-substitution reactions, kunye ne-cyclization reactions.

2. I-agent ye-ion exchange: inokwenza i-salts kunye ne-organic acids kwaye isebenze njenge-anion exchange agent, esetyenziswa ngokuqhelekileyo kwi-organic synthesis kunye ne-analytical chemistry.

3. I-Chemical reagents: isetyenziswa ngokuqhelekileyo kwi-hydrogenation reactions, i-deprotection reactions, kunye ne-amine substitution reactions eyenziwa ziziseko ezomeleleyo kwi-organic synthesis.

 

Indlela:

Inokufumaneka ngokuphendula i-2-Dehydropiperidine nge-ammonia. Indlela ethile yokudibanisa ayinzima kwaye idla ngokufuna ilabhoratri ye-organic synthesis ukuze iqhutywe.

 

Ulwazi lokhuseleko:

1. Inomhlwa owomeleleyo kwaye inokubangela ukucaphuka eluswini nasemehlweni. Xa usebenzisa, iiglavu zokukhusela kunye neglavu kufuneka zigqitywe ukuphepha ukudibanisa ngokuthe ngqo.

2. Xa ugcina kwaye usebenzisa i-DBUs, indawo yokungena umoya kufuneka igcinwe ukunciphisa ukuxinwa kwevumba kunye nomphunga.

3. Kuphephe ukusabela ngeoksijini, iiasidi, kunye neekhompawundi eziphilayo, kwaye ugweme ukusebenza kufutshane nemithombo yomlilo.

4. Xa uphethe inkunkuma, nceda uthobele imimiselo yendawo kunye neenkqubo zokusebenza zokhuseleko.


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