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mankhwala

Allyl mercaptan (2-propen-1-thiol) (CAS#870-23-5)

Chemical Property:

Molecular Formula Chithunzi cha C3H6S
Molar Misa 74.14
Kuchulukana 0.898 g/mL pa 25 °C (kuyatsa)
Melting Point 175-176 °C(Solv: benzene (71-43-2))
Boling Point 67-68 °C (kuyatsa)
Pophulikira 18 °C
Nambala ya JECFA 521
Kusungunuka Osati miscible kapena zovuta kusakaniza.
Kuthamanga kwa Vapor 152mmHg pa 25°C
Maonekedwe Madzi
Mtundu Zowoneka bwino zopanda mtundu mpaka zachikasu
Mtengo wa BRN 1697523
pKa 9.83±0.10 (Zonenedweratu)
Mkhalidwe Wosungira -20 ° C
Kukhazikika Chokhazikika, koma choyaka kwambiri. Zosagwirizana ndi maziko amphamvu, oxidizing amphamvu, zitsulo zowonongeka.
Zomverera Zosamva mpweya
Refractive Index n20/D 1.4765(lit.)
Zakuthupi ndi Zamankhwala Madzi amadzimadzi oyenda opanda mtundu mpaka kuwala achikasu. Adyo wamphamvu ndi fungo la anyezi, kukoma kokoma, kosakwiyitsa. Malo otentha a 66 ~ 68 deg C. Amasungunuka pang'ono m'madzi, osakanikirana mu ethanol, ether ndi mafuta. Zachilengedwe zimapezeka mu anyezi, adyo, ndi zina.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa F - Zoyaka
Zizindikiro Zowopsa 11 - Yoyaka Kwambiri
Kufotokozera Zachitetezo S16 - Khalani kutali ndi magwero oyatsira.
S33 - Tengani njira zodzitchinjiriza motsutsana ndi kutulutsa kosasunthika.
S9 - Sungani chidebe pamalo abwino mpweya wabwino.
Ma ID a UN UN 1228 3/PG 2
WGK Germany 3
FLUKA BRAND F CODES 10-13-23
TSCA Inde
HS kodi 29309090
Kalasi Yowopsa 3
Packing Group II

 

Mawu Oyamba

Allyl mercaptans.

 

Ubwino:

Allyl mercaptan ndi madzi opanda mtundu komanso onunkhira. Ikhoza kusungunuka muzitsulo zosungunulira zamagulu monga ma alcohols, ethers, ndi hydrocarbon solvents. Ma Allyl mercaptans amatulutsa okosijeni mosavuta, amasanduka achikasu akakumana ndi mpweya kwa nthawi yayitali, komanso amapanga ma disulfides. Itha kutenga nawo mbali pamachitidwe osiyanasiyana achilengedwe, monga kuwonjezera kwa nucleophilic, esterification reaction, etc.

 

Gwiritsani ntchito:

Ma Allyl mercaptans amagwiritsidwa ntchito kwambiri pochita zinthu zina zofunika pakupanga organic. Ndi gawo laling'ono la michere yambiri yazachilengedwe ndipo imatha kugwiritsidwa ntchito pakufufuza kwachilengedwe komanso zamankhwala. Allyl mercaptan ingagwiritsidwenso ntchito ngati zopangira popanga diaphragm, magalasi ndi mphira, komanso ngati chophatikizira mu zoteteza, zowongolera kukula kwa mbewu ndi zowonjezera.

 

Njira:

Nthawi zambiri, allyl mercaptans amatha kupezeka pochita ma allyl halides ndi hydrogen sulfide. Mwachitsanzo, allyl chloride ndi hydrogen sulfide amachita pamaso pa maziko kupanga allyl mercaptan.

 

Zambiri Zachitetezo:

Ma Allyl mercaptans ndi oopsa, okwiyitsa komanso owononga. Kukhudza khungu ndi maso kungayambitse kuyabwa ndi kutentha. Magolovesi oteteza, magalasi, ndi zovala zodzitchinjiriza ziyenera kuvala mukamagwiritsa ntchito kapena pogwira. Pewani kulowetsa nthunzi yake kapena kukhudza khungu. Mpweya wabwino uyenera kusamalidwa panthawi yogwira ntchito kuti asapitirire malire otetezeka.


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