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Ethyl butyrate(CAS#105-54-4)

Chemical Property:

Molecular Formula C6H12O2
Misa ya Molar 116.16
Kuchulukana 0.875 g/mL pa 25 °C (kuyatsa)
Melting Point -93 °C (kuyatsa)
Boling Point 120 ° C (kuyatsa)
Pophulikira 67°F
Nambala ya JECFA 29
Kusungunuka kwamadzi pafupifupi osasungunuka
Kusungunuka Kusungunuka mu propylene glycol, mafuta a parafini, ndi palafini.
Kuthamanga kwa Vapor 15.5 mm Hg (25 °C)
Kuchuluka kwa Vapor 4 (vs mpweya)
Maonekedwe Madzi
Mtundu Zopanda mtundu
Kununkhira Monga apulo kapena chinanazi.
Merck 14,3775
Mtengo wa BRN 506331
Mkhalidwe Wosungira Sungani pansi +30 ° C.
Kukhazikika Wokhazikika. Zoyaka. Zosagwirizana ndi oxidizing amphamvu, zidulo, maziko.
Refractive Index n20/D 1.392(lit.)
Zakuthupi ndi Zamankhwala Maonekedwe amadzimadzi osawoneka bwino, okhala ndi fungo la chinanazi.
malo osungunuka -100.8 ℃
kutentha kwa 121.3 ℃
kachulukidwe wachibale 0.8785
refractive index 1.4000
kung'anima 29.4 ℃
kusungunuka: kusungunuka mu ethanol, ethyl ether ndi zosungunulira zina organic. Kusungunuka m'madzi pa 20 °c kunali 0.49% polemera.
Gwiritsani ntchito Amagwiritsidwa ntchito kwambiri muzakudya zosiyanasiyana, chakumwa, mowa ndi kununkhira kwa fodya

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa R10 - Yoyaka
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 1180 3/PG 3
WGK Germany 1
Mtengo wa RTECS ET1660000
TSCA Inde
HS kodi 29156000
Kalasi Yowopsa 3
Packing Group III
Poizoni LD50 pamlomo makoswe: 13,050 mg/kg (Jenner)

 

Mawu Oyamba

Ethyl butyrate. Zotsatirazi ndikuwulula za katundu, ntchito, njira zokonzekera ndi chidziwitso cha chitetezo cha ethyl butyrate:

 

Ubwino:

- Maonekedwe: Madzi opanda mtundu

- Fungo: Champagne ndi zolemba za zipatso

- Kusungunuka: Kusungunuka mu zosungunulira za organic, zosasungunuka m'madzi

 

Gwiritsani ntchito:

- Zosungunulira: Amagwiritsidwa ntchito kwambiri ngati zosungunulira za organic pamafakitale monga zokutira, ma varnish, inki ndi zomatira.

 

Njira:

Kukonzekera kwa ethyl butyrate nthawi zambiri kumachitika ndi esterification. Acidic acid ndi butanol amachitidwa pamaso pa zopangira asidi monga sulfuric acid kuti apange ethyl butyrate ndi madzi.

 

Zambiri Zachitetezo:

- Ethyl butyrate nthawi zambiri imawonedwa ngati mankhwala otetezeka, koma njira zodzitetezera ziyenera kudziwidwa:

- Pewani kutulutsa mpweya kapena mpweya ndikuonetsetsa kuti malo ogwirira ntchito ali ndi mpweya wabwino.

- Pewani kukhudza khungu ndikutsuka nthawi yomweyo ndi madzi ngati likhudza khungu.

- Pewani kumeza mwangozi, ndipo pitani kuchipatala mwamsanga ngati mwamwa mwangozi.

- Khalani kutali ndi moto ndi kutentha kwambiri, khalani otsekedwa, ndipo pewani kukhudzana ndi ma okosijeni.

 


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