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mankhwala

Butyl propionate(CAS#590-01-2)

Chemical Property:

Molecular Formula C7H14O2
Misa ya Molar 130.18
Kuchulukana 0.875 g/mL pa 25 °C (kuyatsa)
Melting Point -75 ° C
Boling Point 145 °C/756 mmHg (kuyatsa)
Pophulikira 101°F
Nambala ya JECFA 143
Kusungunuka kwamadzi 0.2 g/100 mL (20 ºC)
Kusungunuka 1.5g/l
Kuthamanga kwa Vapor 4.6hPa pa 20 ℃
Kuchuluka kwa Vapor 4.5 (vs mpweya)
Maonekedwe Madzi
Mtundu Zopanda mtundu
Merck 14,1587
Mkhalidwe Wosungira Malo oyaka moto
Refractive Index n20/D 1.401(lit.)
Zakuthupi ndi Zamankhwala Makhalidwe amadzimadzi opanda colorless, fungo la apulo.

malo osungunuka -89.5 ℃

kutentha kwa 145.5 ℃

kachulukidwe wachibale 0.8754g/cm3(20 ℃)

Refractive index 1.4014

kung'anima 32 ℃

kusungunuka: kusungunuka pang'ono m'madzi, kusakanikirana ndi ethanol, etha ndi zosungunulira zina.

Gwiritsani ntchito Nitrocellulose, zachilengedwe ndi kupanga utomoni zosungunulira, angagwiritsidwe ntchito monga zosungunulira utoto, komanso ntchito kupanga kukoma.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa R10 - Yoyaka
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R41 - Kuopsa kwa kuwonongeka kwakukulu kwa maso
R38 - Zowawa pakhungu
Kufotokozera Zachitetezo S16 - Khalani kutali ndi magwero oyatsira.
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S39 - Valani chitetezo chamaso / kumaso.
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
Ma ID a UN UN 1914 3/PG 3
WGK Germany 1
Mtengo wa RTECS UE8245000
TSCA Inde
HS kodi 29155090
Kalasi Yowopsa 3
Packing Group III

 

Mawu Oyamba

Butyl propionate (yomwe imadziwikanso kuti propyl butyrate) ndi organic pawiri. Zotsatirazi ndizofotokozera za katundu, ntchito, njira zokonzekera ndi chidziwitso cha chitetezo cha butyl propionate:

 

Ubwino:

- Maonekedwe: Madzi opanda mtundu.

- Kusungunuka: kusungunuka mu mowa ndi zosungunulira za ether, zosasungunuka m'madzi.

- Fungo: Limanunkhira ngati zipatso.

 

Gwiritsani ntchito:

- Ntchito zamafakitale: Butyl propionate ndi chosungunulira chofunikira chomwe chimagwiritsidwa ntchito kwambiri m'mafakitale monga utoto, zokutira, inki, zomatira, ndi zotsukira.

 

Njira:

Butyl propionate nthawi zambiri imakonzedwa ndi esterification, yomwe imafuna momwe propionic acid ndi butanol imayendera, ndipo zopangira zomwe zimagwiritsidwa ntchito nthawi zambiri zimaphatikizapo sulfuric acid, tolene sulfonic acid, kapena alkyd acid.

 

Zambiri Zachitetezo:

- Mpweya wa butyl propionate ungayambitse kupsa mtima kwa maso komanso kupuma, choncho samalani ndi mpweya wabwino mukaugwiritsa ntchito.

- Pewani kukhudzana kwa nthawi yayitali ndi butyl propionate, zomwe zingayambitse kuyabwa ndi kuuma pokhudzana ndi khungu.

- Pogwira ndi kusunga, tsatirani njira zotetezedwa za mankhwala oyenera, gwiritsani ntchito njira zoyenera, ndipo pewani kukhudzana ndi zoyatsira.

 


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