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methyl hydrogen azelate (CAS#2104-19-0)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C10H18O4
Molar Mass 202.25
Yawan yawa 1.045 g/mL a 20 ° C (lit.)
Matsayin narkewa 22-24 ° C (lit.)
Matsayin Boling 159-160 °C/3 mmHg (lit.)
Wurin Flash >230°F
Ruwan Solubility Ba miscible a cikin ruwa.
Solubility Chloroform, DMSO (Dan kadan), methanol (Dan kadan)
Tashin Turi 6.72E-05mmHg a 25°C
Bayyanar M
Launi Mara Launi Zuwa Kodadden Mai Mai Rawaya Zuwa Ƙarƙashin narkewa
BRN 1775786
pKa 4.77± 0.10 (An annabta)
Yanayin Ajiya An rufe shi a bushe, adana a cikin injin daskarewa, ƙasa da -20 ° C
Fihirisar Refractive n20/D 1.446 (lit.)
MDL Saukewa: MFCD00004431

Cikakken Bayani

Tags samfurin

Bayanin Tsaro 24/25 - Guji hulɗa da fata da idanu.
WGK Jamus 3
HS Code 29171390

 

Gabatarwa

methyl hydrogen azelate, kuma aka sani da polycarboxylate, wani muhimmin babban polymer polymer. Yana da kaddarorin masu zuwa:

 

1. Kaddarorin jiki: methyl hydrogen azelate ba shi da launi ko ruwan rawaya mai haske, tare da solubility mai kyau, mai narkewa cikin ruwa, barasa da kaushi na halitta.

 

2. Chemical Properties: methyl hydrogen azelate ne wani ester fili tare da high kwanciyar hankali da kuma sinadaran juriya. Yana iya zama hydrolyzed zuwa azelaic acid da methanol.

 

Babban amfani da methyl hydrogen azelate sun haɗa da:

 

1. Polymer shiri: methyl hydrogen azelate za a iya polymerized tare da sauran monomers shirya high kwayoyin polymers. Wadannan polymers suna da kyawawan kaddarorin kuma ana iya amfani da su a masana'antu daban-daban kamar su rufi, manne, robobi, fibers, da dai sauransu.

 

2. Surfactant: methyl hydrogen azelate za a iya amfani dashi azaman emulsifier, dispersant da wetting wakili, wanda aka yi amfani dashi sosai a cikin kayan shafawa, kayan wankewa da samfuran kulawa na sirri da sauran filayen.

 

Hanyoyin shirya methyl hydrogen azelate sune galibi kamar haka:

 

1. Canjin canjin yanayi: ana aiwatar da halayen transesterification tare da barasa na noyl da methyl formate a gaban mai haɓaka acid don samun methyl hydrogen azelate.

 

2. Kai tsaye esterification dauki: esterification na nonanol da formate a karkashin mataki na acid mai kara kuzari don samar da methyl hydrogen azelate.

 

Kula da waɗannan bayanan aminci lokacin amfani da kuma sarrafa methyl hydrogen azelate:

 

1. methyl hydrogen azelate yana da ban tsoro kuma ya kamata a wanke shi nan da nan lokacin da yake hulɗa da fata da idanu.

 

2. A guji shakar tururin methyl hydrogen azelate kuma a yi amfani da shi a wuri mai iskar iska.

 

3. methyl hydrogen azelate yana da ƙananan ƙwayar cuta, amma dogon lokaci da kuma girman kai na iya yin tasiri ga lafiyar jiki, kuma ya kamata a kauce masa wuce kima.

 

4. Lokacin adanawa da jigilar methyl hydrogen azelate, kiyaye shi daga wuta da zafi mai zafi don hana haɗarin konewa da fashewa.

 

Lura cewa kafin amfani da methyl hydrogen azelate ko kowane sinadari, yakamata ku karanta a hankali kuma ku bi hanyoyin aminci masu dacewa.


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