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mankhwala

Phenol(CAS#108-95-2)

Chemical Property:

Molecular Formula C6H6O
Misa ya Molar 94.11
Kuchulukana 1.071g/mLat 25°C(lit.)
Melting Point 40-42°C (kuyatsa)
Boling Point 182°C (kuyatsa)
Pophulikira 175°F
Nambala ya JECFA 690
Kusungunuka kwamadzi 8 g / 100 mL
Kusungunuka H2O: 50mg/mL pa20°C, zomveka, zopanda mtundu
Kuthamanga kwa Vapor 0.09 psi (55 °C)
Kuchuluka kwa Vapor 3.24 (vs mpweya)
Maonekedwe madzi
Specific Gravity 1.071
Mtundu wachikasu kwambiri
Kununkhira Fungo lokoma, lamankhwala limawonekera pa 0.06 ppm
Malire Owonetsera TLV-TWA khungu 5 ppm (~19 mg/m3 )(ACGIH, MSHA, ndi OSHA); maola 10 TWA 5.2 ppm (~20 mg/m3 ) (NIOSH); ceiling60 mg (15 mphindi) (NIOSH); IDLH 250ppm (NIOSH).
Merck 14,7241
Mtengo wa BRN 969616
pKa 9.89 (pa 20 ℃)
PH 6.47(1 mm solution);5.99(10 mm solution);5.49(100 mm solution);
Mkhalidwe Wosungira 2-8 ° C
Zomverera Mpweya & Kuwala Kumva
Zophulika Malire 1.3-9.5% (V)
Refractive Index n20/D 1.53
Zakuthupi ndi Zamankhwala Maonekedwe a makristalo opanda mtundu ngati singano kapena makristalo oyera. Pali fungo lapadera ndi kukoma koyaka, njira yowonongeka kwambiri imakhala ndi kukoma kokoma.
malo osungunuka 43 ℃
otentha kutentha 181.7 ℃
pozizira kwambiri 41 ℃
kachulukidwe wachibale 1.0576
Refractive index 1.54178
kung'anima 79.5 ℃
kusungunuka kosavuta kusungunuka mu Mowa, etha, chloroform, glycerol, carbon disulfide, petrolatum, mafuta osasunthika, mafuta osasunthika, njira yolimba yamchere yamchere. Pafupifupi osasungunuka mu petroleum ether.
Gwiritsani ntchito Amagwiritsidwa ntchito ngati zopangira popanga utomoni, ulusi wopangira ndi mapulasitiki, komanso amagwiritsidwa ntchito popanga mankhwala ndi mankhwala ophera tizilombo.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R23/24/25 – Poizoni pokoka mpweya, kukhudzana ndi khungu komanso kummeza.
R34 - Imayambitsa kuyaka
R48/20/21/22 -
R68 - Chiwopsezo chotheka cha zotsatira zosasinthika
R40 - Umboni wochepa wa zotsatira za carcinogenic
R39/23/24/25 -
R11 - Yoyaka Kwambiri
R36 - Zokhumudwitsa m'maso
R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
R24/25 -
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S45 - Pakachitika ngozi kapena ngati simukumva bwino, funsani upangiri wachipatala nthawi yomweyo (onetsani chizindikirocho ngati kuli kotheka.)
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
S28A -
S28 - Mukakhudza khungu, sambani nthawi yomweyo ndi sopo wambiri.
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
S1/2 - Khalani wotseka komanso kutali ndi ana.
S36 - Valani zovala zoyenera zodzitetezera.
S16 - Khalani kutali ndi magwero oyatsira.
S7 - Sungani chidebe chotsekedwa mwamphamvu.
Ma ID a UN UN 2821 6.1/PG 2
WGK Germany 2
Mtengo wa RTECS SJ3325000
FLUKA BRAND F CODES 8-23
TSCA Inde
HS kodi 29071100
Kalasi Yowopsa 6.1
Packing Group II
Poizoni LD50 pamlomo makoswe: 530 mg/kg (Deichmann, Witherup)

 

Mawu Oyamba

Phenol, yomwe imadziwikanso kuti hydroxybenzene, ndi organic pawiri. Zotsatirazi ndizofotokozera za katundu, ntchito, njira zokonzekera ndi chitetezo cha phenol:

 

Ubwino:

- Mawonekedwe: Opanda mtundu mpaka oyera makristalo olimba.

- Kusungunuka: Kusungunuka m'madzi ndi zosungunulira zambiri.

- Kununkhira: Pali fungo lapadera la phenolic.

- Reactivity: Phenol ndi acid-base neutral ndipo imatha kukumana ndi acid-base reaction, ma oxidation reaction, ndikusinthana ndi zinthu zina.

 

Gwiritsani ntchito:

- Makampani a Chemical: Phenol imagwiritsidwa ntchito kwambiri popanga mankhwala monga phenolic aldehyde ndi phenol ketone.

- Zoteteza: Phenol itha kugwiritsidwa ntchito ngati chosungira nkhuni, mankhwala opha tizilombo, komanso fungicide.

- Makampani a mphira: atha kugwiritsidwa ntchito ngati chowonjezera cha mphira kuti apititse patsogolo kukhuthala kwa mphira.

 

Njira:

- Njira yodziwika bwino yopangira phenol ndi kudzera mu okosijeni mumlengalenga. Phenol imathanso kukonzedwa ndi demethylation reaction ya catechols.

 

Zambiri Zachitetezo:

- Phenol ili ndi kawopsedwe kena ndipo imakhala ndi zotsatira zoyipa pakhungu, maso ndi kupuma. Muzimutsuka ndi madzi mukangodwala ndipo pitani kuchipatala msanga.

- Kuwonekera kwa phenol wambiri kungayambitse zizindikiro za poizoni, kuphatikizapo chizungulire, nseru, kusanza, ndi zina zotero.

- Panthawi yosungira ndikugwiritsa ntchito, njira zotetezera zoyenera monga kuvala magolovesi otetezera, magalasi, ndi zina zotero. Gwirani ntchito pamalo olowera mpweya wabwino.


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