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Isobutyl Mercaptan(CAS#513-44-0)

Meatotino tau vailaau:

Fuafua mole C4H10S
Molar Mass 90.19
Malosi 0.831g/mLat 25°C(malamalama)
Lisi Lisi -145°C
Manu'a 87-89°C(malamalama)
Mata'imu 15°F
Numera JECFA 512
Solubility H2O: solu teisi
Ausa Malo 124 mm Hg (37.8 °C)
Ausa Malosi 3.1 (vs ea)
Fa'aaliga vai
Lanu Le lanu i le samasama mumu
Merck 14,5147
BRN 1730890
pKa 10.41±0.10(Vavaloa)
Fa'asino Upu n20/D 1.4385(me.)
Meatotino Faaletino ma Vailaau Suavai e leai ni lanu. Li'u Liusuavai -79 ℃, mea fa'avela 88 ℃, va'aiga va'aiga 0.8357(20/4 ℃), fa'asino fa'asino 1.4386. Fa'asao -9 ° C, solu i le ava malosi, eter, ethyl acetate ma hydrogen sulfide solution, vai-soluble, benzene. E malosi le manogi o skunks.

Fa'amatalaga Oloa

Faailoga o oloa

Tulaga lamatia R11 – Sili ona mu
R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
Fa'amatalaga Saogalemu S16 – Tausia mai mea e mu ai.
S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i.
S36 – Fai ofu puipui talafeagai.
UN ID UN 2347 3/PG 2
WGK Siamani 3
RTECS TZ7630000
FLUKA BRAND F CODES 13
HS Code 29309090
Vasega o Tulaga Lamatia 3.1
Fa'aputu Vaega II

 

Folasaga

Isobutyl mercaptan o se faʻapipiʻi organosulfur. O loʻo taua i lalo se faʻamatalaga i meatotino, faʻaoga, metotia sauniuni ma faʻamatalaga saogalemu ole isobutyl mercaptan:

 

1. Natura:

Isobutylmercaptan ose vai e leai se lanu ma se manogi manogi. E maualuga lona mamafa ma e maualalo le mamafa o le ausa. E solu i le vai ma le tele o so'o so'o e pei ole ava malosi, ethers, ma ketone solvents.

 

2. Fa'aoga:

Isobutyl mercaptan o loʻo faʻaaogaina lautele i le faʻaogaina o meaola ma alamanuia. E mafai ona faʻaaogaina e fai ma sui faʻamaʻi, faʻamautu faʻamalolo, antioxidant, ma solvent. Isobutyl mercaptan e mafai foʻi ona faʻaaogaina i le sauniuniga o le tele o mea faʻapipiʻi i le faʻaogaina o meaola, e pei o esters, esters sulfonated, ma ethers.

 

3. Metotia:

E lua auala autu mo le saunia o le isobutyl mercaptan. O le tasi e saunia e ala i le tali atu o le isobutylene ma le hydrogen sulfide, ma o tulaga tali e masani ona faia i lalo o le mamafa maualuga. O le isi e gaosia e ala i le tali atu o le isobutyraldehyde ma le hydrogen sulfide, ona faʻaitiitia ai lea o le oloa poʻo le deoxidized e maua ai le isobutylmercaptan.

 

4. Fa'amatalaga Saogalemu:

Isobutylmercaptan e fa'aitaitagofie ma pala, ma fa'afeso'ota'i ma le pa'u ma mata e ono ita ma mu. A fa'aogaina le isobutyl mercaptan, e tatau ona ofuina ni mea e puipuia ai e pei o mata, totigilima, ma lavalava puipui. Pe a faʻaaogaina le isobutyl mercaptan, e tatau ona taofia mai faʻapogai faʻapogai ma mea faʻamaʻi ina ia aloese mai le faʻatupuina o le afi ma le pa. Afai o le isobutyl mercaptan o loʻo manava pe faʻaogaina, e tatau ona e vave saili togafitiga faafomaʻi ma tuʻuina atu i lau fomaʻi faʻamatalaga auiliili e uiga i le vailaʻau.


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