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umkhiqizo

12-Methyltridecanal (CAS#75853-49-5)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C14H28O
I-Molar Mass 212.37
Ukuminyana 0.8321 (isilinganiso)
I-Melting Point 25°C (isilinganiso)
I-Boling Point 282.23°C (isilinganiso)
I-Flash Point 111.5°C
Inombolo ye-JECFA 1229
Ukuncibilika I-Chloroform (Kancane), i-Methanol (Kancane)
I-Vapor Presure 0.0052mmHg ku-25°C
Ukubukeka Amafutha
Umbala Ezingenambala
Isimo Sesitoreji Umkhathi ongenayo,Gcina efrijini, ngaphansi kuka-20°C
I-Refractive Index 1.4385 (isilinganiso)
Izakhiwo Zomzimba Nezamakhemikhali I-FEMA: 4005

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

 

Isingeniso

I-12-Methyltridehydehyde, eyaziwa nangokuthi i-lauraldehyde, iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sezakhiwo zayo, ukusetshenziswa kwayo, izindlela zokukhiqiza kanye nolwazi lokuphepha:

 

Ikhwalithi:

I-12-Methyltridedehyde iwuketshezi olungenambala ukuya kophuzi olunephunga elikhethekile le-aldehyde. Ayincibiliki emanzini ekamelweni lokushisa futhi incibilika kuzincibilikisi zemvelo ezifana notshwala nama-ether.

 

Sebenzisa:

I-12-Methyltridedehyde isetshenziswa kakhulu njengento eluhlaza embonini ye-flavour nephunga. Iyakwazi ukunikeza izinhlobonhlobo zephunga elimnandi njengezimbali, izithelo, nensipho.

 

Indlela:

Ukulungiswa kwe-12-methyltridecaldehyde kuvame ukutholwa ngokusabela kwe-tridecyl bromide nge-formaldehyde. I-Tridecyl bromide ingatholwa ngokusabela kwe-oleic acid ne-bromine lapho kukhona i-acetic acid, bese kuba ukusabela kwe-condensation nge-formaldehyde ukwenza i-12-methyltridecadehyde.

 

Ulwazi Lokuphepha:

Ukuchayeka ku-12-methyltridehyde kungase kubangele ukucasuka kwamehlo, isikhumba, nesistimu yokuphefumula. Kufanele kuqashelwe ukugwema ukuthintana nesikhumba namehlo, futhi amagilavu ​​okuzivikela kanye nezibuko kufanele kusetshenziswe uma kunesidingo. Uma uhogele umoya noma udliwe, funa usizo lwezokwelapha ngokushesha. Kufanele kuqashelwe ukugwema ukuthintana nama-oxidants ngesikhathi sokugcinwa kanye nokuphathwa ukuze kugwenywe ingozi yomlilo nokuqhuma.


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