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ibicuruzwa

Methylcyclopentenolone (3-methyl-2-hydroxy-2-cyclopenten-1-imwe) (CAS # 80-71-7)

Umutungo wa Shimi:

Inzira ya molekulari C6H8O2
Misa 112.13
Ubucucike 1.0795 (igereranya)
Ingingo yo gushonga 104-108 ° C.
Ingingo ya Boling 170.05 ° C (igereranya)
Flash point 100 ° C.
Umubare wa JECFA 418
Gukemura Chloroform (Buhoro), Methanol (Buhoro)
Umwuka 2.1hPa kuri 20 ℃
Kugaragara Kirisiti yera
Ibara Ifu yera ya kirisiti cyangwa kristu nziza
pKa 9.21 ± 0.20 (Byahanuwe)
Imiterere y'Ububiko Ubike kuri + 2 ° C kugeza kuri + 8 ° C.
Ironderero 1.4532 (igereranya)
MDL MFCD00013747
Ibintu bifatika na shimi Ifu ya kirisiti yera. Ifite impumuro ya maple n'ibyatsi byonyine. Mu gisubizo kivanze, habonetse uburyohe bwisukari-ibinyomoro. Ingingo yo gushonga yari 105-107 ° c. Gushonga muri Ethanol, acetone na propylene glycol, micro-soluble mumavuta menshi adahindagurika, lg gushonga mumazi 72ml, gushonga mumazi abira. Ibicuruzwa bisanzwe biboneka muri huluba.

Ibicuruzwa birambuye

Ibicuruzwa

Ibimenyetso bya Hazard Xi - Kurakara
Kode y'ingaruka R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
R43 - Birashobora gutera sensibilisation ukoresheje uruhu
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 / 37 - Wambare imyenda ikingira hamwe na gants.
S24 / 25 - Irinde guhura nuruhu n'amaso.
S22 - Ntugahumeke umukungugu.
WGK Ubudage 3
RTECS GY7298000
Kode ya HS 29144090

 

Intangiriro

Methylcyclopentenolone. Ibikurikira nintangiriro yumutungo wacyo, imikoreshereze, uburyo bwo gukora namakuru yumutekano:

 

Ubwiza:

- Kugaragara: Amazi adafite ibara

- Impumuro: uburyohe bwimbuto ziryoshye

- Gukemura: Gukemura mumazi, inzoga hamwe na ether

 

Koresha:

 

Uburyo:

- Methylcyclopentenolone irashobora gutegurwa na catalitike dehydrasiyo ya alcool. Catalizator ikoreshwa cyane ni zinc chloride, alumina na okiside ya silicon.

 

Amakuru yumutekano:

- Methylcyclopentenolone ni imiti yuburozi buke.

- Uburyohe bwacyo bworoshye bushobora gutera abantu bamwe ubwoba, kandi ingaruka ziterwa na allergique cyangwa kurakara bitera ingaruka kumaso no kuruhu.

- Irinde guhuza amaso nuruhu kandi ukoreshe ingamba zo kurinda umuntu nka gants na kirahure.

- Niba ushizemo umwuka cyangwa winjiye, shakisha ubuvuzi ako kanya.


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