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ibicuruzwa

3-Hydroxy-2-butanone (Acetoin) (CAS # 513-86-0)

Umutungo wa Shimi:

Inzira ya molekulari C4H8O2
Misa 88.11
Ubucucike 1.013g / mLat 25 ° C (lit.)
Ingingo yo gushonga 15 ° C (monomer)
Ingingo ya Boling 148 ° C (lit.)
Flash point 123 ° F.
Umubare wa JECFA 405
Amazi meza SOLUBLE
Gukemura H2O: 0.1g / mL, birasobanutse
Umwuka 86hPa kuri 20 ℃
Kugaragara Amazi (Monomer) cyangwa Ifu cyangwa Crystal (Dimer)
Ibara Umuhondo wijimye kugeza icyatsi-umuhondo cyangwa umweru kugeza umuhondo
Impumuro impumuro nziza
Merk 14,64
BRN 385636
pKa 13.21 ± 0.20 (Byahanuwe)
Imiterere y'Ububiko 2-8 ° C.
Ironderero n20 / D 1.417 (lit.)
Ibintu bifatika na shimi Ubucucike 1.013
gushonga 15 ° C.
ingingo itetse 148 ° C.
indangagaciro yo gukuraho 1.4171
flash point 50 ° C.
amazi SOLUBLE
Koresha Ikoreshwa nkumuhuza wimiti, ibirungo biribwa, bikoreshwa cyane mugutegura amavuta, amata, yogurt hamwe nuburyohe bwa strawberry

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R10 - Yaka
R36 / 38 - Kurakaza amaso n'uruhu.
R38 - Kurakaza uruhu
R11 - Biraka cyane
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 - Kwambara imyenda ikingira.
S36 / 37 - Wambare imyenda ikingira hamwe na gants.
Indangamuntu ya Loni UN 2621 3 / PG 3
WGK Ubudage 1
RTECS EL8790000
TSCA Yego
Kode ya HS 29144090
Icyiciro cya Hazard 3
Itsinda ryo gupakira III
Uburozi skn-rbt 500 mg / 24H MOD CNREA8 33,3069.73

 

Intangiriro

3-hydroxy-2-butanone, izwi kandi nka butyl ketone acetate cyangwa butyl acetate ether, ni ifumbire mvaruganda. Ibikurikira nintangiriro kumiterere, imikoreshereze, uburyo bwo gutegura namakuru yumutekano ya 3-hydroxy-2-butanone:

 

Ubwiza:

- Kugaragara: 3-Hydroxy-2-butanone ni amazi atagira ibara.

- Gukemura: Irashobora gushonga mumazi hamwe na solge nyinshi.

 

Koresha:

- Synthesis ya chimique: 3-hydroxy-2-butanone irashobora gukoreshwa nka reagent muri synthesis organique kandi ikagira uruhare rwitsinda rya ester mubitekerezo bimwe.

 

Uburyo:

- 3-Hydroxy-2-butanone irashobora gukoreshwa na hydrogen peroxide na butyl acetate kugirango ibone hydroxyketone ihuye.

 

Amakuru yumutekano:

- 3-Hydroxy-2-butanone ifite uburozi buke mubihe rusange bikoreshwa, ariko bigomba gukoreshwa mubwitonzi.

- Guhura na 3-hydroxy-2-butanone irashobora gutera uburibwe bwamaso nuruhu, kandi hagomba kwirindwa guhura.

- Mugihe ukoresheje 3-hydroxy-2-butanone, hagomba kwitonderwa kugirango habeho umutekano muke no guhumeka neza no gukoresha ibikoresho birinda umuntu.


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