shafi_banner

samfur

2-Methyl butyric acid (CAS#116-53-0)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C5H10O2
Molar Mass 102.13
Yawan yawa 0.936 g/ml a 25 °C (lit.)
Matsayin narkewa -70 °C
Matsayin Boling 176-177 ° C (lit.)
Wurin Flash 165°F
Lambar JECFA 255
Ruwan Solubility 45g/L (20ºC)
Solubility 20g/l
Tashin Turi 0.5 mm Hg (20 ° C)
Bayyanar Ruwa
Launi Bayyanar mara launi zuwa kodadde rawaya
BRN 1720486
pKa 4.8 (a 25 ℃)
Yanayin Ajiya Rufewa a bushe, Zazzabin ɗaki
Iyakar fashewa 1.6-7.3% (V)
Fihirisar Refractive n20/D 1.405(lit.)
Abubuwan Jiki da Sinadarai Akwai isomers guda uku na d-, l-da dl-, mara launi zuwa ruwan rawaya mai haske, ƙamshin cuku mai ɗanɗano mai ɗanɗano, ƙarancin ƙamshi na 'ya'yan itace, ɗanɗanon octonic. Matsakaicin tafasa shine 176 ℃ (dl-), l-type 176 ~ 177 ℃, dl-Type 173 ~ 174 ℃. Dangantakar girman d da l nau'in (d420)0.934, nau'in dl (d420) 0.9332. Nau'in Fihirisar Refractive d (nD21.2)1.4044. Nau'in juyawa na gani d nau'in [α] D 16 ° ~ 21 °, nau'in l [α] D-6 ° ~ -18 °, makiyin walƙiya 83 ℃. Dan kadan mai narkewa a cikin ruwa da glycerol, mai narkewa a cikin ethanol da propylene glycol. Samfurin halitta (Nau'in d) yana kasancewa a cikin nau'in ester a cikin man lavender, kuma nau'in dl yana cikin kofi da tushen angelica, da dai sauransu.
Amfani Don shirye-shiryen abinci, taba da dandano na yau da kullun

Cikakken Bayani

Tags samfurin

Alamomin haɗari C - Mai lalacewa
Lambobin haɗari R21/22 - Yana cutar da fata kuma idan an haɗiye shi.
R34 - Yana haifar da konewa
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 3
WGK Jamus 1
RTECS Farashin 7897000
FLUKA BRAND F CODES 13
Farashin TSCA Ee
HS Code 29156090
Matsayin Hazard 8
Rukunin tattarawa III

 

Gabatarwa

2-Methylbutyric acid. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na 2-methylbutyric acid:

 

inganci:

Bayyanar: 2-methylbutyric acid ruwa ne marar launi ko crystal.

Yawan yawa: kusan. 0.92 g/cm³.

Solubility: 2-methylbutyric acid yana iya narkewa cikin ruwa.

 

Amfani:

Hakanan za'a iya amfani dashi azaman ƙaushi don resins, robobi don robobi, da kaushi don sutura.

2-Methylbutyric acid kuma za a iya amfani da a cikin shirye-shiryen na karfe masu hana tsatsa da kaushi fenti.

 

Hanya:

Hanyoyin shiri na 2-methylbutyric acid sune yafi kamar haka:

An shirya shi ta hanyar oxidation dauki na ethanol.

An shirya ta hanyar iskar oxygenation na 2-methacryrolen.

 

Bayanin Tsaro:

2-Methylbutyric acid yana da ban haushi kuma yana iya haifar da bacin rai da erythema yayin saduwa da fata, kuma yakamata a guji haɗuwa da fata kai tsaye.

Inhalation na 2-methylbutyric acid tururi na iya haifar da haushin makogwaro, haushi na numfashi, da tari, kuma ya kamata a biya hankali ga samun iska da kariya ta sirri.

A lokacin amfani, ya kamata a kauce wa tuntuɓar masu ƙarfi da masu ƙonewa don hana halayen haɗari.

Lokacin adanawa da sarrafawa, ya kamata a guji tsananin girgiza da yanayin zafi.

 


  • Na baya:
  • Na gaba:

  • Ku rubuta sakonku anan ku aiko mana