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5-Methyl-1 2 4-Oxadiazole-3-Carboxylic Acid (CAS# 19703-92-5)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C4H4N2O3
I-Molar Mass 128.09
Ukuminyana 1.464±0.06 g/cm3(Kubikezelwe)
I-Melting Point 90℃
I-Boling Point 317.9±25.0 °C(Kubikezelwe)
Ukuncibilika I-DMSO (Kancane), i-Methanol (Kancane)
Ukubukeka Okuqinile
Umbala I-Beige Ekhanyayo
pKa 2.90±0.10(Okubikezelwe)
Isimo Sesitoreji -20 ℃

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Ubungozi Nokuphepha

Izimpawu Eziyingozi I-Xn - Iyingozi
Amakhodi Engozi I-R22 – Iyingozi uma igwinywe
R43 - Ingabangela ukuzwela ngokuthinta isikhumba
Incazelo Yokuphepha 36/37 - Gqoka izingubo zokuzivikela ezifanele namagilavu.

 

 

5-Methyl-1 2 4-Oxadiazole-3-Carboxylic Acid (CAS# 19703-92-5) Isingeniso

I-5-Methyl-1,2, i-Acid, eyaziwa nangokuthi i-MMT(Methylcyclopropene), iyinhlanganisela yezinto eziphilayo. Okulandelayo yincazelo yobunjalo bayo, ukusetshenziswa, ukulungiswa kanye nolwazi lokuphepha:Imvelo:
- I-MMT iwuketshezi olungenambala olunephunga elimnandi.
-Inokuncibilika okuphansi futhi iyancibilika kuma-organic solvents njenge-ethanol ne-methanol.
- I-MMT iyinhlanganisela ezinzile, kodwa izobola ekushiseni okuphezulu nangaphansi kokukhanya kwelanga.

Sebenzisa:
- I-MMT isetshenziswa kakhulu njengesilawuli sokukhula kwezitshalo, futhi umsebenzi wayo oyinhloko ukuvimbela ukuhlanganiswa kwe-ethylene yezitshalo, ngaleyo ndlela kubambezele ukuvuthwa nokuguga kwezitshalo.
-ngenxa yezici zayo zokuvuthwa kwezitshalo okubambezelekile, i-MMT inesicelo esibalulekile ohlelweni lokugcinwa nokuthutha izithelo nemifino.

Indlela:
Indlela evamile yokulungiselela ye-MMT itholakala ngokusabela i-Oxadiazole nge-methanol. Izinyathelo eziqondile zihlanganisa ukushisa ingxube yokusabela, i-distillation, nokuhlanza.

Ulwazi Lokuphepha:
- I-MMT iphephile uma kuqhathaniswa ukuthi ingasetshenziswa ngaphansi kwezimo ezijwayelekile, kodwa amaphuzu alandelayo asadinga ukunakwa:
-Gwema ukuhogela nokuthintana nesikhumba ngenxa yephunga laso elinukayo. Ukusetshenziswa okufanele kwezinto zokuzivikela, njengamagilavu, imaski, izibuko, njll.
- I-MMT kufanele igcinwe kude nomlilo kanye nezinga lokushisa eliphezulu ukuvimbela ukubola noma ukusha kwayo.
-Lapho uphatha noma ugcina i-MMT, izinqubo ezifanele zokusebenza zokuphepha kanye nezindlela zokusebenza kufanele zilandelwe ukuze kuqinisekiswe ukuphepha komuntu siqu nokuvikelwa kwemvelo. Uma kunesidingo, kufanele isetshenziswe endaweni enomoya omuhle.


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