Cov khoom lag luam
Kev haus dej hauv Benzyl yog xim pob tshab kua nrog cov tshuaj tua kab mob uas muaj cov tshuaj tiv thaiv dav hlau thiab tuaj yeem ua rau muaj kev haus cawv, oxidation, oxidation thiab lwm yam kev tawm tsam.
|
Tshuaj Cov Qauv |
C7H8O |
| Tus hniav loj | 108.140 G · Mol−1 |
| Kev tshwm sim | Muaj kua tsis muaj xim |
| Tus ntxhiab | Me ntsis ntxhiab |
| Ceev | 1.044 g / cm3 |
| Melting taw tes | -15.2 Qib (4.6 Qib F; 257.9 k) |
| Kub taw tes | 205.3 Degree (401.5 Degree F; 478.4 K) |
|
Solubility hauv dej |
3.50 G / 100 ML (20 degree) 4.29 G / 100 ML (25 Qib) |
| Solubility hauv lwm cov kuab tshuaj | Ua kom tsis meej nrog benzene, methanol, chloroform, ethanol, ete, acetone |
| phau ntawv ceev xwmP | 1.10 |
| Vapor siab | 0.18 KPA (60 degree) |
| Acidity (PKa) | 15.40 |
|
Sib Nqus Tau Zoo (χ) |
−71.83·10−6cm3mol |
|
Cov indexial index (nD) |
1.5396 |
| Viscosity | 5.474 cp |
|
Lub caij dipole |
1.67 D |
Kev siv
- Kaus: Benzyl Cawv yog lub zog organic zoo li cov organic zoo li cov xim av, inks, txuj lom, thiab lwm yam}
- Cov tshuaj txhuam: Nws tuaj yeem siv ua cov txuj lom hauv cov tsw qab, uas tuaj yeem ua lub luag haujlwm ntawm cov tshuaj tsw qab thiab cov ntxhiab fixation.
- Tshuaj: Nws yog siv los ua tshuaj loog hauv zos thiab antiseptic hauv kev lag luam tshuaj .
- Organic synthesis: Nws yog ib qho tseem ceeb hauv hluav taws xob nruab nrab, siv nyob rau hauv synthesis ntawm benzylasyde, benzaldehyde, ntau lwm cov orgocics .
Tuam txhab tau
Hom tau txais txiaj ntsig ntawm Gneegio:
1. Zoo} Cov nqi siab zoo, tus nqi sib tw, kev pabcuam zoo.
2.} nws yog cov neeg siv txoj cai xaiv lub pob .
3. Nws yog tus neeg siv khoom txoj cai xaiv cov kev ntim rau lawv cov khoom los ntawm kev ntim khoom tsis ntev los no.
{{04. Tshwj xeeb} Cov ntaub ntawv tshwj xeeb yog tau thaum tus neeg xaj xaj yog qhov loj txaus, suav nrog cov cai txo qis.
5. Peb lub tuam txhab tau cog lus tseg kom xa cov neeg siv khoom pob rau nws txhais tes kom tau kev ploj thiab kev ua haujlwm tsis txaus thiab ua haujlwm rau hauv.
Cov FAQ
Q: Koj yuav tswj tau qhov zoo li cas?
A: Peb muaj ntau tshaj 10 xyoo kev hauv kev xa tshuaj chemical, peb cov neeg siv khoom lag luam tau pab peb ua kom muaj sia nyob hauv kev ua lag luam no .
Q: Koj puas muaj Tshuag?
A: Feem ntau ntawm cov khoom yog nyob rau hauv ib txwm tsim thiab peb tuaj yeem nkoj tam sim ntawd .
Q: Koj puas yog lub Hoobkas lossis lub tuam txhab ua lag luam?
A: Peb yog lub Hoobkas . Peb lub Hoobkas yog nyob hauv Henan xeev, peb zoo siab tos txais cov qhua tuaj noj mov hauv tsev thiab txawv txav tuaj xyuas peb! Peb yuav muab koj cov khoom lag luam zoo thiab cov nqi sib tw raws li ib txwm .
Q: Puas yog nws ua tau siv kuv daim ntawv sau npe tshwj xeeb lossis ntim khoom?
A: Tau kawg koj tuaj yeem .}}} yog tsim nyog, peb tuaj yeem siv daim ntawv lo lossis pob raws li koj cov kev xav tau.
Q: Koj txais cov txheej txheem them nqi dab tsi?
A: Peb lees txais 50% them ua ntej lossis 100% them rau pom, lossis lwm txoj kev them nyiaj, yuav tsum sib tham.
Cim npe nrov: Kev Purity 99% tsis muaj xim benzyl cawv CAS {}}}}} {}} Cov chaw tsim khoom, cov chaw tsim khoom, chaw tsim tshuaj paus