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mankhwala

Ethyl tiglate(CAS#5837-78-5)

Chemical Property:

Molecular Formula C7H12O2
Misa ya Molar 128.17
Kuchulukana 0.923 g/mL pa 25 °C (kuyatsa)
Melting Point -62.68°C (kuyerekeza)
Boling Point 154-156 °C (kuyatsa)
Pophulikira 112°F
Nambala ya JECFA 1824
Kuthamanga kwa Vapor 4.27mmHg pa 25°C
Maonekedwe madzi oyera
Mtundu Zopanda mtundu mpaka pafupifupi zopanda mtundu
Merck 14,9433
Mtengo wa BRN 1720895
Mkhalidwe Wosungira Malo oyaka moto
Kukhazikika Wokhazikika. Zoyaka. Zosagwirizana ndi oxidizing amphamvu, maziko amphamvu.
Refractive Index n20/D 1.435(lit.)
Zakuthupi ndi Zamankhwala Madzi achikasu kapena owala, onunkhira ngati bowa. Malo otentha 156 °c. Kachulukidwe wachibale (d416.8) 0.9239, refractive index (nD16.8) 1.4347. Kusungunuka pang'ono m'madzi, kusungunuka mu zosungunulira zambiri za organic.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa 10 - Zoyaka
Kufotokozera Zachitetezo S16 - Khalani kutali ndi magwero oyatsira.
S27 - Chotsani nthawi yomweyo zovala zonse zowonongeka.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
Ma ID a UN UN 3272 3/PG 3
WGK Germany 2
Mtengo wa RTECS EM9252700
TSCA Inde
HS kodi 29161900
Kalasi Yowopsa 3
Packing Group III

 

Mawu Oyamba

(E) -2-methyl-2-butyrate ethyl ester (yomwe imadziwikanso kuti butyl ethyl hyaluronate) ndi organic pawiri. Nazi zambiri:

 

Ubwino:

(E) -2-methyl-2-butyrate ethyl ester ndi madzi opanda mtundu omwe amanunkhira ngati zipatso. Ndiwotsika pang'ono komanso hydrophobic.

 

Ntchito: Nthawi zambiri amagwiritsidwa ntchito popanga mandimu, chinanazi ndi zipatso zina. Itha kugwiritsidwanso ntchito ngati chophatikizira mu zofewa, zotsukira, ndi zina zowonjezera.

 

Njira:

(E) -2-methyl-2-butyrate ethyl ester ikhoza kupezedwa ndi zomwe methacrylic acid (kapena methyl methacrylate) ndi n-butanol pamaso pa chothandizira asidi (mwachitsanzo, sulfuric acid). Chosakanizacho chikhoza kuyeretsedwa (kuchotsa zonyansa) ndikugawanitsa kuti apange mankhwala abwino.

 

Zambiri Zachitetezo:

(E) -2-methyl-2-butyrate ethyl ester ndi madzi oyaka moto ndipo ayenera kusungidwa kutali ndi moto ndi kutentha kwakukulu. Kukoka mpweya wake nthunzi ndi kukhudzana ndi khungu kapena maso ayenera kupewa pa opareshoni. Mukagwiritsidwa ntchito, muyenera kuvala magolovesi oteteza, magalasi otetezera chitetezo, ndi zovala zodzitetezera. Ngati mwakhudzana mwangozi kapena pokoka mpweya, gwiritsani ntchito thandizo loyamba ndikupita kuchipatala mwamsanga.


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