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mankhwala

Isobutyl Mercaptan (CAS#513-44-0)

Chemical Property:

Molecular Formula Chithunzi cha C4H10S
Molar Misa 90.19
Kuchulukana 0.831g/mLat 25°C(lat.)
Melting Point -145 ° C
Boling Point 87-89°C(kuyatsa)
Pophulikira 15°F
Nambala ya JECFA 512
Kusungunuka H2O: yosungunuka pang'ono
Kuthamanga kwa Vapor 124 mm Hg (37.8 °C)
Kuchuluka kwa Vapor 3.1 (vs mpweya)
Maonekedwe madzi
Mtundu Zopanda mtundu mpaka Kuwala zachikasu
Merck 14,5147
Mtengo wa BRN 1730890
pKa 10.41±0.10 (Zonenedweratu)
Refractive Index n20/D 1.4385(lit.)
Zakuthupi ndi Zamankhwala Madzimadzimadzi opanda mtundu. Melting Point -79 ℃, mfundo yowira 88 ℃, kachulukidwe wachibale 0.8357(20/4 ℃), refractive index 1.4386. Kung'anima -9 ° C, sungunuka mu mowa, etha, ethyl acetate ndi hydrogen sulfide solution, madzi sungunuka, benzene. Pali fungo lamphamvu la skunks.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R11 - Yoyaka Kwambiri
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S16 - Khalani kutali ndi magwero oyatsira.
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
Ma ID a UN UN 2347 3/PG 2
WGK Germany 3
Mtengo wa RTECS TZ7630000
FLUKA BRAND F CODES 13
HS kodi 29309090
Kalasi Yowopsa 3.1
Packing Group II

 

Mawu Oyamba

Isobutyl mercaptan ndi gulu la organosulfur. Zotsatirazi ndikuwulula za katundu, ntchito, njira zokonzekera ndi chidziwitso cha chitetezo cha isobutyl mercaptan:

 

1. Chilengedwe:

Isobutylmercaptan ndi madzi opanda mtundu komanso onunkhira. Ili ndi kachulukidwe wapamwamba komanso kuthamanga kwa nthunzi wocheperako. Amasungunuka m'madzi ndi zosungunulira zambiri monga ma alcohols, ethers, ndi ketone solvents.

 

2. Kagwiritsidwe:

Isobutyl mercaptan imagwiritsidwa ntchito kwambiri popanga organic synthesis ndi mafakitale. Itha kugwiritsidwa ntchito ngati vulcanizing agent, suspension stabilizer, antioxidant, and solvent. Isobutyl mercaptan ingagwiritsidwenso ntchito pokonzekera mitundu yosiyanasiyana ya mankhwala mu organic synthesis, monga esters, sulfonated esters, ndi ethers.

 

3. Njira:

Pali njira ziwiri zazikulu zopangira isobutyl mercaptan. Imodzi imakonzedwa ndi zomwe isobutylene ndi haidrojeni sulfide, ndipo zomwe zimachitika nthawi zambiri zimachitika mopanikizika kwambiri. Zina zimapangidwa ndi momwe isobutyraldehyde imachitira ndi hydrogen sulfide, ndiyeno mankhwalawa amachepetsedwa kapena kuchotsedwa kuti apeze isobutylmercaptan.

 

4. Zambiri Zachitetezo:

Isobutylmercaptan imakwiyitsa komanso ikuwononga, ndipo kukhudzana ndi khungu ndi maso kungayambitse kuyabwa ndi kuyaka. Mukamagwiritsa ntchito isobutyl mercaptan, muyenera kuvala zida zodzitetezera zoyenera monga zovala zamaso, magolovesi, ndi zodzitetezera. Pogwira isobutyl mercaptan, iyenera kusungidwa kutali ndi zoyatsira ndi ma oxidants kuti zisayambitse moto ndi kuphulika. Ngati isobutyl mercaptan imakokedwa kapena kulowetsedwa, muyenera kupeza chithandizo chamankhwala mwamsanga ndikupatsa dokotala mwatsatanetsatane za mankhwala.


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