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4-Hydroxy-5-Methyl-3(2h)-Furanone(CAS#19322-27-1)

Āhuatanga matū:

Tātai rāpoi C5H6O3
Molar Mass 114.1
Kiato 1.382±0.06 g/cm3(Te Matapae)
Te Whakarewa 129-133°C(marama)
Piro Pouri 218.3±40.0 °C(I Matapaetia)
Nama JECFA 1450
Wairewa Chloroform (He iti), DMSO (He iti), Methanol (He iti)
Te ahua Ma ki te marama kowhai te paura tioata
Tae Kowhai Maama ki te Kowhai
Te kakara kakara mīti tunu
pKa 9.61±0.20(I Matapaetia)
Tikanga Rokiroki i raro i te hau hau (hauota, Argon ranei) i te 2-8°C
MDL MFCD02752619
Āhuatanga ā-tinana, matū hoki WGK Tiamana:3

Taipitopito Hua

Tohu Hua

WGK Tiamana 3

 

Kupu Whakataki

4-Hydroxy-5-methyl-3(2H)-furanone. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga hanga me nga korero haumaru:

 

Kounga:

- Te ahua: 4-Hydroxy-5-methyl-3(2H) -furanone he wai kore tae me te marama.

- Wairewa: Ka taea te rewa i roto i te wai, i roto ranei i nga whakarewa pararopi.

 

Whakamahia:

- Ka taea te whakamahi 4-Hydroxy-5-methyl-3(2H) -furanone hei takawaenga i roto i te whakahiato waro mo te whakarite i etahi atu puhui waro.

 

Tikanga:

- 4-Hydroxy-5-methyl-3(2H) -furanone ka taea te whakarite e te methylalkane oxidation me te brominated hydroxylation.

 

Mōhiohio Haumaru:

- Ko te taumata paitini o te 4-hydroxy-5-methyl-3(2H)-furanone kaore ano kia whakatauhia, me whakamahi ma te tupato me te whai i nga tikanga whakahaere haumaru o nga matū e tika ana.

- A ape i te pa ki te kiri, ki nga kanohi, me etahi atu kiriuhi mucous i te wa e whakamahia ana, me whai tikanga tiaki penei i te mau karaehe matū-haumaru me nga karapu.

- Mo te rokiroki, me pupuri te 4-hydroxy-5-methyl-3(2H)-furanone ki te wahi matao, maroke atu i te ahi me nga waiora.


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