isibhengezo_sekhasi

umkhiqizo

I-Myrcene(CAS#123-35-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C10H16
I-Molar Mass 136.23
Ukuminyana 0.791 g/mL ku-25 °C (okhanyisiwe)
I-Boling Point 167 °C (okhanyisiwe)
I-Flash Point 103°F
Inombolo ye-JECFA 1327
Ukuncibilika kwamanzi cishe engancibiliki
Ukuncibilika Ayincibiliki emanzini. Incibilika ku-ethanol, ether, chloroform. Ingaxutshwa nezinye izinongo eziningi
I-Vapor Presure ~7 mm Hg ( 20 °C)
I-Vapor Density 4.7 (vs air)
Ukubukeka amafutha
Umbala Okuphuzi okukhanyayo okukhanyayo
I-Merck 14,6331
I-BRN 1719990
PH 7 (H2O, 20℃)(isixazululo samanzi esigcwele)
Isimo Sesitoreji 2-8°C
Ukuzinza Engazinzile - ingase ivinjelwe ukwengezwa kwe-ca. 400 ppm tenox GT-1 noma 1000 ppm BHT. Okuvutha umlilo. Akuhambisani nama-oxidizing agents aqinile, ama-radical Initiators.
Kuyazwela Izwela ukushisa nomoya
I-Refractive Index n20/D 1.469(lit.)
I-MDL I-MFCD00008908
Izakhiwo Zomzimba Nezamakhemikhali Ukubukeka: uketshezi olubonisa ngale oluphuzi kancane noma olungenambala
Indawo yokubilisa: 166 ~ 168 ℃
indawo ekhanyayo (ivaliwe):39 ℃
inkomba ye-refractive ND20:1.4670~1.4720
ukuminyana d2525:0.793-0.800
Kulula ukwenza i-polymerize lapho kuvezwe emoyeni, futhi ayifanele ukugcinwa isikhathi eside.
i-perfume intermediates, ingasetshenziswa ekukhiqizeni utshwala be-dihydrolauryl, i-citronellol neminye imikhiqizo.
Sebenzisa Okwamaphunga okwenziwa

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi U-R10 – Uyavutha
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R65 – Iyingozi: Ingadala umonakalo wamaphaphu uma igwinyisiwe
R38 – Ukucasuka esikhunjeni
Incazelo Yokuphepha S16 – Zigcine kude nemithombo yokuthungela.
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
I-S62 – Uma igwinyisiwe, ungabangeli ukuhlanza; funa iseluleko sezokwelapha ngokushesha futhi ubonise lesi sitsha noma ilebula.
Ama-ID e-UN UN 2319 3/PG 3
I-WGK Germany 2
I-RTECS RG5365000
AMAKHODI E-FLUKA BRAND F 10-23
Ikhodi ye-HS 29012990
I-Hazard Class 3.2
Iqembu Lokupakisha III
Ubuthi Kokubili inani elibukhali le-LD50 lomlomo kumagundane kanye nenani elibukhali ledermal LD50 konogwaja lidlule i-5 g/kg (Moreno, 1972).

 

Isingeniso

I-Myrcene iwuketshezi olungenambala ukuya kokuphuzi olunephunga elikhethekile elitholakala ikakhulukazi emaqabunga nezithelo zezihlahla ze-laurel. Okulandelayo yisingeniso kwezinye zezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-myrcene:

 

Ikhwalithi:

- Inephunga elikhethekile lemvelo elifana nelamaqabunga e-laurel.

- I-Myrcene iyancibilika kuzincibilikisi eziningi eziphilayo ezifana notshwala, ama-ether, nezinyibilikisi ze-hydrocarbon.

 

Sebenzisa:

 

Indlela:

- Izindlela zokulungiselela eziyinhloko zihlanganisa ukucwiliswa kwe-distillation, ukukhipha kanye nokuhlanganiswa kwamakhemikhali.

- Ukukhishwa kwe-distillation ukukhishwa kwe-myrcene ngokukhipha umhwamuko wamanzi, ongakhipha inhlanganisela emaqabunga noma izithelo zezihlahla ze-laurel.

- Umthetho we-chemical synthesis ukulungiswa kwe-myrcene ngokuhlanganisa nokuguqula ezinye izinhlanganisela eziphilayo, njenge-acrylic acid noma i-acetone.

 

Ulwazi Lokuphepha:

- I-Myrcene iwumkhiqizo wemvelo futhi ngokuvamile ubhekwa njengophephile uma kuqhathaniswa, kodwa ukuchayeka ngokweqile kungase kubangele ukuzwela kwesikhumba noma ukucasuka.

- Ukunakekela kufanele kuthathwe ukugwema ukuchayeka isikhathi eside ekugxilweni okuphezulu kwe-myrcene futhi ugweme ukuhogela noma ukumunca lapho usebenzisa i-myrcene.

- Landela imiyalelo yomkhiqizo nezinqubo zokusebenza eziphephile futhi uthathe izinyathelo ezifanele ezifana namagilavu ​​nempahla yokuvikela ukuphefumula lapho usebenzisa i-myrcene.


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