bogga_banner

alaabta

isobutyric acid (CAS#79-31-2)

Hantida Kiimikada:

Qaanuunka molecular C4H8O2
Molar Mass 88.11
Cufnaanta 0.95 g/ml at 25 °C (iftiin)
Meesha dhalaalaysa -47 °C (iftiin)
Boling Point 153-154 °C (Iftiin)
Barta Fiishka 132°F
Lambarka JECFA 253
Biyuhu milmayn 210 g/L (20ºC)
Solubility 618g/l
Uumiga Uumiga 1.5 mm Hg (20 °C)
Cufnaanta uumiga 3.04 ( vs hawada)
Muuqashada Dareere
Midabka Cad midab lahayn
Merck 14,5155
BRN 635770
pKa 4.84 ( saacada 20 ℃)
PH 3.96 (1 mM xal);3.44 (10 mM xal);2.93 (100 mM xal);
Xaalada Kaydinta Ku kaydi meel ka hooseysa +30°C.
Xadka Qaraxyada 1.6-7.3% (V)
Tusmada Dib-u-celinta n20/D 1.393 (lit.)
Tilmaamaha Jirka iyo Kiimikada dareere saliid leh oo aan midab lahayn oo leh ur daran.
barta dhalaalka -47 ℃
barta karkarinta 154.5 ℃
cufnaanta qaraabo 0.949
index refractive 1.3930
dhibic flash 76.67
milmayntu waa biyo, ku milmay ethanol, ether, iwm.
Isticmaal Inta badan loo isticmaalo soo saarista alaabta ester isobutyric acid, sida methyl, Propyl isobutyrate, isoamyl Ester, benzyl ester, iwm, waxaa loo isticmaali karaa sidii uunsi la cuni karo, oo sidoo kale loo isticmaalo dawooyinka

Faahfaahinta Alaabta

Tags Product

Calaamadaha halista Xn – Waxyeelo
Xeerarka Khatarta 21/22 - Waxyeelo u leh taabashada maqaarka iyo haddii la liqo.
Sharaxaada Badbaadada S23 - Ha neefsan uumiga.
S36/37/39 - Xidho dhar ilaalin ku haboon, galoofyada iyo ilaalinta indhaha/wejiga.
S24/25 - Iska ilaali taabashada maqaarka iyo indhaha.
Aqoonsiga UN-ka UN 2529 3/PG 3
WGK Germany 1
RTECS NQ4375000
FLUKA BRAND F CODES 13
TSCA Haa
Koodhka HS 29156000
Heerka khatarta 3
Kooxda Baakadaha III
Sunta LD50 afka ah ee Bakaylaha: 266 mg/kg LD50 dermal Bakayle 475 mg/kg

 

Hordhac

Isobutyric acid, oo sidoo kale loo yaqaan 2-methylpropionic acid, waa unug dabiici ah. Kuwa soo socdaa waa horudhac tafatiran oo ku saabsan sifooyinka, isticmaalka, hababka diyaarinta iyo macluumaadka badbaadada ee isobutyric acid:

 

Tayada:

Muuqaal: dareere aan midab lahayn oo leh ur gaar ah.

Cufnaanta: 0.985 g/cm³.

Solubility: Ku milmay biyaha iyo dareerayaal badan oo organic ah.

 

Isticmaal:

Xalalka: milanka wanaagsan awgeed, isobutyric acid waxaa si weyn loogu isticmaalaa dareere ahaan, gaar ahaan rinjiyada, rinjiyada, iyo nadiifiyeyaasha.

 

Habka:

Habka caadiga ah ee diyaarinta isobutyric acid waxaa lagu helaa oksaydhka butene. Nidaamkan waxa dhaqaajiya kicinta waxana lagu fuliyaa heerkul sare iyo cadaadis.

 

Macluumaadka Badbaadada:

Isobutyric acid waa kiimiko daxalaysa oo sababi karta xanaaq iyo dhaawac marka la taabto maqaarka iyo indhaha, waana in taxaddar ku habboon la gashado marka la isticmaalayo.

Soo-gaadhista muddada-dheer waxay keeni kartaa qallayl, dillaac, iyo fal-celin xasaasiyadeed.

Marka la kaydinayo oo la maamulayo isobutyric acid, waa in laga fogeeyaa ololka furan iyo kulaylka sare si looga hortago khataraha dabka iyo qaraxa.


  • Kii hore:
  • Xiga:

  • Halkan ku qor fariintaada oo noo soo dir