Lub hauv paus rau phau ntawv

Nyob rau hauv lub ntiaj teb ntawm cov organic chemistry, qee qhov sib xyaw ua si lub luag haujlwm tseem ceeb hauv kev lag luam ntau yam, los ntawm kws tshuaj kom zas kev tsim khoom. Ib qho sib txuas no yog9 -thraldehydeCov. TiamsisDab tsi yog 9-astraldehyde, thiab vim li cas nws tseem ceeb? Nkag siab txog nws cov tshuaj lom neeg thiab cov ntawv thov tuaj yeem pab cov kws tshawb nrhiav thiab cov tuam txhab ua rau muaj peev xwm ntau tshaj plaws.

9--ththdehyde?

9 -thraldehydeyog ib qho organic sib xyaw los ntawm kev tsis muaj ib qho los ntawm cov pab pawg aldehyde ua haujlwm ntawm lub nplhaib cuaj lub nplhaib. Cov qauv hloov kho no muab nws cov cim tshuaj tshwj xeeb uas ua rau nws muaj txiaj ntsig hauv cov ntawv thov muaj ntau yam.

Nws yog feem ntau siv nyob rau hauvOrganic Synthesis, Ze Ntau Lawm, thiabKws tsim kho tshuajCov. Vim yog nws cov ntxhiab tsw, 9-txawm tias yog kev cuam tshuam nrog cov tshuaj lom neeg uas ua rau kev tsim cov khoom sib txuas ntau dua.

Cov yam ntxwv tseem ceeb ntawm 9--thraldehyde

Lub cev thiab tshuaj lom neeg ntawm9 -thraldehydetxiav txim siab nws reactivity thiab kev siv. Ntawm no yog qee cov yam ntxwv tseem ceeb:

•Tshuaj Cov Qauv: C15h10o

•Molecular hnyav: 206.24 g / mol

•Kev tshwm sim: Daj daj crystalline khoom

•Melting taw tes: Kwv yees li 100-110 ° C

•So: Soluble me ntsis hauv dej tab sis soluble heev hauv cov kuab tshuaj muaj zog xws li ethanol, acetone, thiab benzene

•Kev xav tau: Undergoes condensation cov kev cuam tshuam thiab oxidation-txo cov kev cuam tshuam, ua rau nws muaj txiaj ntsig zoo hauv cov organic synthesis

Nkag siab cov khoom no yog qhov tseem ceeb rau cov kws kho mob thiab cov tuam ntxhab uas siv9 -thraldehydehauv cov txheej txheem tshwj xeeb.

Kev Siv Cov Ntawv Thov 9--thraldehyde

Cov versatility ntawm9 -thraldehydeUa rau nws tseem ceeb thoob plaws kev lag luam sib txawv. Nov yog qee qhov tseem ceeb ntawm qhov chaw uas nws tau siv dav:

1. Organic synthesis

9 -thraldehydeUa hauj lwm ua tus thawj coj ua ntej hauv cov khoom siv hluav taws xob hauv cev, qhov uas nws tawg ntau yam kev hloov pauv tshuaj los tsim cov qauv molecules ntau. Nws feem ntau siv nyob rau hauvKev tsim cov khoom siv cov khoom sib xyaw ua ke, cov ntaub ntawv ua haujlwm, thiab nruab nrab rau cov tshuaj.

2. Ze Cov Khoom Raug

Daim ntawv thov tseem ceeb ntawm9 -thraldehydeyog nyob rau hauvsynthesis ntawm dyes thiab pigmentsCov. Lub aromatic cov qauv tso cai rau kev tsim cov muaj kuab heev thiab ruaj khov, uas siv hauv textiles, luam ntawv, thiab muaj cov txheej txheem sib xyaw.

3. Kev lag luam kev lag luam

Ntau lub chaw tshuaj cuj tshuaj yuav tsum taualdehydesraws li cov block.9 -thraldehydeua rauTxuj Ci Tshuajlos ntawm kev ua yeeb yam raws li kev sib tham hauv kev tsim cov tshuaj qee yam siv.

4. Kev Tshawb Nrhiav & Kev Loj Hlob

Cov kws khomob thiab cov ntaub ntawv tshawb fawb9 -thraldehyderau nws cov ntawv thov yuav nyob rau hauv cov ntaub ntawv siab tshaj, xws liLuminescent tebchawthiabCov Ntaub Ntawv Diamuamsiv nyob rau hauv cov khoom siv hluav taws xob thiab sensors.

Kev txiav txim siab kev nyab xeeb thaum tuav 9 -thraldehyde

Zoo li ntau cov tshuaj sib txuas,9 -thraldehydeyuav tsum tau daws nrog kev saib xyuas. Nov yog qee cov lus qhia kev nyab xeeb tseem ceeb:

•Kev tiv thaiv tus kheej: Hnav cov hnab looj tes, tsom iav kev tiv thaiv kev nyab xeeb, thiab lub tsho ntev sim thaum tuav lub compound.

•Kev muab qhib: Siv nws nyob rau hauv ib cheeb tsam zoo-ventilated los yog nyob rau hauv ib tug fume hood kom tsis txhob muaj pa inhalation kis tau.

•Chaw ntim khoom: Khaws9 -thraldehydeNyob rau hauv qhov chaw txias, qhuav, deb ntawm oxidizing cov neeg sawv cev thiab muaj zog acids.

•Pov tseg: Ua raws li cov lus qhia kev nyab xeeb ib puag ncig rau kev pov tseg kom tiv thaiv kev sib kis.

Tag

9 -thraldehydeyog qhov tseem ceeb sib txuas nrog cov ntawv thov sib txawv hauvOrganic synthesis, zas ntau lawm, thiab kws tshuaj pausCov. Nws cov tshuaj tshwj xeeb ua rau nws muaj cov khoom tseem ceeb hauv ntau cov txheej txheem muaj. Nkag siab txog nws cov kev siv thiab tuav nws kom muaj kev nyab xeeb uas cov tuam ntxhab, cov kws tshawb nrhiav thiab cov kws tshawb fawb tuaj yeem ua kom zoo tshaj plaws thaum tswj kev ua haujlwm kom ruaj ntseg.

Yog koj tab tom nrhiavHigh-zoo 9 -thraldehydelossis xav tau cov kev taw qhia kws paub ntawm nws cov ntawv thov,Nyiaj txiajnyob ntawm no los pab. Tiv tauj peb rau hnub no kom paub ntau ntxiv!