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chigadzirwa

5-Octanolide(CAS#698-76-0)

Chemical Property:

Molecular Formula C8H14O2
Molar Misa 142.2
Density 1,002 g/cm3
Melting Point -14°C
Boling Point 238°C
Flash Point 125°C
Nhamba yeJECFA 228
Mvura Solubility Kwete kusanganisa kana kunetsa kusanganisa mumvura.
Solubility Chloroform (Zvishoma), Methanol (Zvishoma)
Vapor Presure 1.5-2.7Pa pa20-25 ℃
Chitarisiko neat
Specific Gravity 1.00
Color Pasina ruvara
BRN 111515
Storage Condition Yakavharwa pakaoma, Room Temperature
Kugadzikana Hygroscopic
Refractive Index 1.4550
Zvenyama uye Chemical Properties Isina ruvara kusvika kuchiedza yero mvura, cocoa, kokonati uye mukaka mafuta sekunhuhwirira.

Product Detail

Product Tags

Risk Codes R36/37/38 - Kushungurudza maziso, kufema system uye ganda.
R36/38 - Kushungurudza maziso neganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
S37 - Pfeka magirovhosi akakodzera.
WGK Germany 2
RTECS UQ1355500
TSCA Ehe
HS Code 29322090
Muchetura LD50 orl-rat: >5 g/kg FCTOD7 20,783,80

 

Nhanganyaya

δ-Octanolactone, inozivikanwawo secaprolactone, inhengo yehupenyu. Imvura isina ruvara kune yakachenuruka yero ine hunhu hweoctanol. Inotevera sumo yezvivakwa, kushandiswa, nzira dzekugadzirira uye ruzivo rwekuchengetedza yeδ-octanololide:

 

Hunhu:

- δ-Octanolactone imvura inoputika inonyungudika mumvura uye yakawanda organic solvents.

-Ikomboni isina kugadzikana inotapukirwa nepolymerization uye hydrolysis.

- Iyo ine yakaderera viscosity, yakaderera pamusoro tension uye yakanaka wetability.

 

Shandisa:

- δ-Octanolactone inoshandiswa mumhando dzakasiyana-siyana dzekushandisa, kusanganisira mapurasitiki ekugadzira, polymer synthesis, uye pamusoro pekuvhara.

- Inogona kushandiswa sechikamu chezvinonyungudutsa, catalysts uye plasticizers.

- Mumunda wemapolymers, δ-octanol lactone inogona kushandiswa kugadzira polycaprolactone (PCL) uye mamwe mapolymers.

- Inogona zvakare kushandiswa mumidziyo yekurapa, machira, anonamira, encapsulation zvinhu, nezvimwe.

 

Nzira:

- δ-Octololide inogona kugadzirwa ne esterification ye ε-caprolactone.

-Kuita kunowanzoitwa pasi pemamiriro akakodzera ekuita nekuita ε-caprolactone ine acid catalyst yakadai semethanesulfonic acid.

- Iyo nzira yekugadzirira inoda kutonga kwekuita tembiricha uye nguva yekuwana yakakwirira-kuchena chigadzirwa.

 

Zvekuchengetedza

- Inogona kutsamwisa ganda, maziso, uye nzira yekufema uye inofanira kudzivirirwa kana yakabatwa.

- Panguva yekushandiswa nekuchengetedza, zvinodikanwa kuchengetedza mhepo inofefetera zvakanaka uye kudzivirira zvitubu zvemoto uye kupisa kwakanyanya.

- Pakurasa tsvina, inofanira kubatwa uye kuraswa maererano nemitemo yemunharaunda.


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