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DL-3-Methylvaleric acid (CAS#105-43-1)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C6H12O2
Molar Mass 116.16
Yawan yawa 0.93 g/mL a 25 ° C (lit.)
Matsayin narkewa -41 ° C
Matsayin Boling 196-198 ° C (lit.)
Wurin Flash 185°F
Lambar JECFA 262
Ruwan Solubility marar narkewa
Tashin Turi 0.147mmHg a 25°C
Bayyanar ruwa mai tsabta
Takamaiman Nauyi 0.930
Launi Mara launi zuwa Kusan mara launi
BRN 1720696
pKa pK1: 4.766 (25°C)
Yanayin Ajiya Rufewa a bushe, Zazzabin ɗaki
Fihirisar Refractive n20/D 1.416 (lit.)
Abubuwan Jiki da Sinadarai Ruwa mara launi, ƙamshin ganye mai tsami, tare da ɗan ƙamshin ciyawa. Wurin tafasa d-110 deg C (4000Pa); l-196 ~ 197 deg C;. DL-197.5 digiri C; Cakuda tafasar batu 197 ~ 198 deg C. Dangantaka yawa, d-(d420.5)0.9276;l-(d425)0.9230;dl-(d420)0.9262. Fihirisar mai jujjuyawa d-(nD20.5)1.4158;l-(nD25)1.4152;dl-(nD20)1.4159. Juyawar gani d-[α]D20 8.5 ° (a cikin ethanol);l-[α] D20-8.9 ° (a cikin ethanol). Flash point 85. Abubuwan halitta suna cikin cuku da makamantansu.

Cikakken Bayani

Tags samfurin

Alamomin haɗari C - Mai lalacewa
Lambobin haɗari 34- Yana haifar da kuna
Bayanin Tsaro S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
S45 - Idan akwai haɗari ko kuma idan kun ji rashin lafiya, nemi shawarar likita nan da nan (nuna alamar a duk lokacin da zai yiwu.)
ID na UN UN 3265 8/PG 2
WGK Jamus 3
FLUKA BRAND F CODES 13
Farashin TSCA T
HS Code 29159080
Bayanin Hazard Lalata
Matsayin Hazard 8
Rukunin tattarawa II

 

Gabatarwa

3-Methylpentanoic acid wani abu ne na halitta. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na 3-methylpentanoic acid:

 

inganci:

- bayyanar: 3-Methylenteric acid ruwa ne mara launi.

- Solubility: Mai narkewa a cikin ruwa da sauran kaushi na kwayoyin halitta.

- Kamshi: Wani wari mai tsami.

 

Amfani:

- 3-Methylpentanoic acid ana yawan amfani dashi azaman tsaka-tsakin sinadarai a cikin haɗar sauran mahadi.

- Hakanan za'a iya amfani da shi azaman mai kara kuzari a wasu fagage.

 

Hanya:

- 3-Methylenteric acid za a iya samu ta ƙarin polymerization na propylene carbonate. Methylvaleric anhydride yana amsawa tare da methacrylenol a cikin wani kaushi mai ƙarfi don samar da 3-methylpentanoate. Sa'an nan, 3-methylvaleric acid yana amsawa tare da acid hydrocyanic don samun 3-methylpentanoic acid.

 

Bayanin Tsaro:

- 3-Methylpentanoic acid wani abu ne mai ban sha'awa wanda zai iya haifar da haushi yayin haɗuwa da fata da idanu. Ya kamata a sa safar hannu masu kariya da kariya ta ido lokacin amfani.

- A lokacin ajiya da amfani, ya zama dole don kula da yanayi mai kyau da kuma guje wa haɗuwa da wuta.


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