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umkhiqizo

I-Butyl isovalerate(CAS#109-19-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula C9H18O2
I-Molar Mass 158.24
Ukuminyana 0.858g/mLat 25°C(lit.)
I-Melting Point -92.8°C (isilinganiso)
I-Boling Point 175°C(lit.)
I-Flash Point 145°F
Inombolo ye-JECFA 198
I-Vapor Presure 1.09mmHg ku-25°C
Ukubukeka uketshezi olucacile
Umbala Ayinambala kuya Cishe ayinambala
I-BRN 1752803
I-Refractive Index n20/D 1.409(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Uketshezi olungenambala kuya kokuphuzi ngokukhanyayo olunephunga likabhanana nephunga likashizi oluhlaza okwesibhakabhaka. Iphuzu elibilayo 175 °c. Ayincibiliki emanzini, ayincibiliki ku-ethanol kanye nezincibilikisi eziningi eziphilayo namafutha angaguquki, ayincibiliki ku-propylene glycol. Imikhiqizo yemvelo ikhona kwamanye amafutha abalulekile.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
Ama-ID e-UN 1993
I-WGK Germany 2
I-RTECS NY1502000
Ikhodi ye-HS 29156000
I-Hazard Class 3.2
Iqembu Lokupakisha III

 

Isingeniso

I-Butyl isovalerate, eyaziwa nangokuthi i-n-butyl isovalerate, iyinhlanganisela ye-ester. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-butyl isovalerate:

 

Ikhwalithi:

I-Butyl isovalerate iwuketshezi olungenambala, olusobala olunephunga elimnandi njengezithelo. Ayincibiliki emanzini futhi iyancibilika kuma-alcohols nasezincibilikisini ze-ether.

 

Sebenzisa:

I-Butyl isovalerate isetshenziswa kakhulu njenge-solvent kanye ne-diluent embonini. Ingasetshenziswa ekukhiqizeni amapende, ama-coatings, ama-glues, okokuhlanza, njll.

Isetshenziswa njengesithako ku-glue ewuketshezi, ingakhuthaza ukunamathela kweglue.

 

Indlela:

I-butyl isovalerate ivamise ukutholwa ngokusabela kwe-n-butanol nge-isovaleric acid. Ukusabela ngokuvamile kwenziwa ngaphansi kwezimo ze-acid-catalyzed. Hlanganisa i-n-butanol ne-isovaleric acid massage ratio, engeza inani elincane le-acid catalyst, i-catalyst evame ukusetshenziswa i-sulfuric acid noma i-phosphoric acid. Ingxube yokusabela ibe isishisiswe ukuvumela ukusabela ukuthi kuqhubeke. Ngezinyathelo zokuhlukanisa nokuhlanza, kutholakala umkhiqizo ohlanzekile we-butyl isovalerate.

 

Ulwazi Lokuphepha:

I-Butyl isovalerate ingacasula isikhumba, amehlo, kanye nomgudu wokuphefumula. Ingabangela ukucasuka, ububomvu, nobuhlungu lapho ihlangana nesikhumba. Ukuhogela umhwamuko onezinga eliphezulu le-butyl isovalerate kungabangela ukucasuka kokuphefumula kanye nekhanda elibuhlungu. Uma igwinywe, ingabangela izimpawu ezinjengokuhlanza, isifo sohudo, nobuhlungu besisu. Uma usebenzisa i-butyl isovalerate, amagilavu ​​okuvikela, izibuko, namamaski okuzivikela kufanele kugqokwe ukuze kuqinisekiswe ukusetshenziswa okuphephile. Lapho ugcina futhi uhambisa, gwema ukuthintana namalangabi avulekile namazinga okushisa aphezulu. Uma kungasebenzi, phuma endaweni yesigameko ngokushesha futhi ufune usizo lwezokwelapha.


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