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mankhwala

1-Pentanol(CAS#71-41-0)

Chemical Property:

Molecular Formula C5H12O
Misa ya Molar 88.15
Kuchulukana 0.811 g/mL pa 25 °C (kuyatsa)
Melting Point -78 °C (kuyatsa)
Boling Point 136-138 °C (kuyatsa)
Pophulikira 120 ° F
Nambala ya JECFA 88
Kusungunuka kwamadzi 22 g/L (22 ºC)
Kusungunuka madzi: sungunuka22.8g/L pa 25°C
Kuthamanga kwa Vapor 1 mm Hg (13.6 °C)
Kuchuluka kwa Vapor 3 (vs mpweya)
Maonekedwe Madzi
Mtundu APHA: ≤30
Kununkhira Zosangalatsa 0.1 ppm
Merck 14,7118
Mtengo wa BRN 1730975
pKa 15.24±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Sungani pansi +30 ° C.
Kukhazikika Wokhazikika. Zoyaka. Zosagwirizana ndi ma oxidizing amphamvu.
Zophulika Malire 10%, 100°F
Refractive Index n20/D 1.409(lit.)
Zakuthupi ndi Zamankhwala Makhalidwe amadzimadzi opanda mtundu, fungo lamafuta a fuseli.
malo osungunuka -79 ℃
powira 137.3 ℃(99.48kPa)
kachulukidwe wachibale 0.8144
Refractive index 1.4101
kusungunuka, ether, acetone.
Gwiritsani ntchito Amagwiritsidwa ntchito ngati zosungunulira komanso zopangira organic synthesis

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R10 - Yoyaka
R20 - Zowopsa pokoka mpweya
R37 - Kukwiyitsa dongosolo la kupuma
R66 - Kuwonekera mobwerezabwereza kungayambitse khungu kuuma kapena kusweka
R37/38 - Zokwiyitsa dongosolo la kupuma ndi khungu.
Kufotokozera Zachitetezo S46 - Mukamezedwa, funsani upangiri wachipatala mwachangu ndikuwonetsa chidebe kapena chizindikirochi.
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
Ma ID a UN UN 1105 3/PG 3
WGK Germany 1
Mtengo wa RTECS SB9800000
TSCA Inde
HS kodi 2905 19 00
Zowopsa Zokwiyitsa/Zoyaka
Kalasi Yowopsa 3
Packing Group II
Poizoni LD50 pakamwa pa Kalulu: 3670 mg/kg LD50 dermal Kalulu 2306 mg/kg

 

Mawu Oyamba

1-pentanol, yomwe imadziwikanso kuti n-pentanol, ndi madzi opanda mtundu. Zotsatirazi ndizofotokozera za katundu, ntchito, njira zokonzekera ndi chitetezo cha 1-pentanol:

 

Ubwino:

- Maonekedwe: madzi opanda mtundu okhala ndi fungo lapadera.

- Kusungunuka: 1-pentanol imasungunuka m'madzi, ethers ndi zosungunulira za mowa.

 

Gwiritsani ntchito:

- Mowa wa 1-Penyl umagwiritsidwa ntchito kwambiri popanga zotsukira, zotsukira ndi zosungunulira. Ndiwofunika mafakitale opangira zinthu ndipo amagwiritsidwa ntchito kwambiri popanga ma surfactants.

- Itha kugwiritsidwanso ntchito ngati mafuta komanso zosungunulira mu utoto ndi utoto.

 

Njira:

- 1-Penil mowa nthawi zambiri amakonzedwa ndi okosijeni wa n-pentane. N-pentane imakhala ndi oxidation reaction kuti ipange valeraldehyde. Kenako, valeraldehyde amakumana ndi kuchepetsa kuti apeze 1-pentanol.

 

Zambiri Zachitetezo:

- 1-Penil mowa ndi madzi oyaka, ndipo chidwi chiyenera kulipidwa pakudzikundikira kwa magetsi oyaka ndi static mukamagwiritsa ntchito.

- Kukhudzana ndi khungu kungayambitse mkwiyo, ndipo kukhudzana ndi khungu kwa nthawi yayitali kuyenera kupewedwa. Zida zodzitetezera zoyenera ziyenera kuvala pakafunika kutero.

- Kukoka mpweya kapena kulowa mwangozi kwa 1-pentanol kungayambitse chizungulire, nseru, komanso kupuma movutikira.

 


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