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mankhwala

1-Pentanethiol (CAS#110-66-7)

Chemical Property:

Molecular Formula C5H12S
Molar Misa 104.21
Kuchulukana 0.84 g/mL pa 25 °C (kuyatsa)
Melting Point -76°C
Boling Point 126 °C (kuyatsa)
Pophulikira 65°F
Nambala ya JECFA 1662
Kusungunuka kwamadzi pafupifupi osasungunuka
Kusungunuka 0.16g/l
Kuthamanga kwa Vapor 27.4 mm Hg (37.7 °C)
Kuchuluka kwa Vapor 3.59
Maonekedwe madzi
Mtundu Madzi oyera mpaka achikasu
Malire Owonetsera NIOSH: Denga 0.5 ppm(2.1 mg/m3)
Merck 14,611
Mtengo wa BRN 1730979
pKa 10.51±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Sungani pansi +30 ° C.
Zomverera Zosamva mpweya
Refractive Index n20/D 1.446(lit.)

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R11 - Yoyaka Kwambiri
R20/22 - Zowopsa pokoka mpweya komanso ngati zitamezedwa.
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S16 - Khalani kutali ndi magwero oyatsira.
S23 - Osapuma mpweya.
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
Ma ID a UN UN 1111 3/PG 2
WGK Germany 3
Mtengo wa RTECS SA3150000
FLUKA BRAND F CODES 9-13-23
TSCA Inde
HS kodi 29309090
Kalasi Yowopsa 3
Packing Group II
Poizoni LCLo ihl-rat: 2000 ppm/4H JIHTAB 31,343,49

 

Mawu Oyamba

1-Penyl mercaptan (yomwe imadziwikanso kuti hexanethiol) ndi gulu la organosulfur. Ndi madzi opanda mtundu omwe amasungunuka m'madzi ndi zosungunulira wamba monga ethanol ndi ether.

 

1-Pentomercaptan ili ndi fungo lamphamvu, lofanana ndi adyo. Chimodzi mwazogwiritsiridwa ntchito kwake ndi monga wapakatikati mu kaphatikizidwe ka organic. Ikhoza kugwiritsidwa ntchito popanga mankhwala osiyanasiyana a organosulfur monga thioesters, thioethers, thioethers, ndi zina zotero.

 

Njira zokonzekera 1-pentyl mercaptan ndi izi:

1. 1-pentyl mercaptan ikhoza kukonzedwa pochita 1-chlorohexane ndi sodium hydrosulfide (NaSH).

2. Itha kupezekanso ndi zomwe caproic acid ndi hydrogen sulfide (H2S) kapena sodium sulfide (Na2S).

 

Chidziwitso chachitetezo cha 1-pentathiol: Ndi mankhwala owopsa omwe angayambitse khungu, maso, ndi kupuma. Mukamagwiritsa ntchito, samalani kuti musagwirizane ndi khungu ndi maso, ndikuwonetsetsa kuti zikugwiritsidwa ntchito pamalo abwino mpweya wabwino. Zida zodzitetezera zoyenerera monga magolovesi, magalasi otetezera chitetezo, ndi zipangizo zotetezera kupuma ziyenera kuvalidwa zikagwiritsidwa ntchito. Pakachitika ngozi mwangozi kapena pokoka mpweya, malo okhudzidwawo ayenera kutsukidwa nthawi yomweyo ndi madzi aukhondo ndipo afunikire chithandizo chamankhwala mwachangu. Posungira, 1-pentylmercaptan iyenera kusungidwa mu chidebe chopanda mpweya, kutali ndi kuyatsa ndi okosijeni.


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