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2-Methylvaleric acid(CAS#97-61-0)

Āhuatanga matū:

Tātai rāpoi C6H12O2
Molar Mass 116.16
Kiato 0.931g/mLat 25°C(marama)
Te Whakarewa -85°C
Piro Pouri 196-197°C(marama)
Tohu Kohiko 196°F
Nama JECFA 261
Wairewa wai Wairewa ki te wai(13g/L).
Wairewa Wairewa ki te wai me te waiwaro
Kohu Kohu 0.18mmHg i te 25°C
Te ahua He wai marama
Tae Taekore ki Tata kore tae
BRN 1720655
pKa pK1:4.782 (25°C)
Tikanga Rokiroki I hiri ki te maroke, Te Pawera o te rūma
Tepe Pahū 1.3-63%(V)
Taurangi Refactive n20/D 1.414(marama)
MDL MCD00002671
Āhuatanga ā-tinana, matū hoki Te wai kore tae ki te kowhai kowhai. He caramelized me te ngau. Kohuatanga 196~197 ℃. Wairewa ki te waihā.

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate C – Huka
Waehere Morearea 34 – He weranga
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S36/37/39 – Mau kakahu whakamarumaru tika, karapu me te whakamarumaru kanohi/kanohi.
S45 – Ki te puta he aitua, ki te kore ranei koe e pai, rapu wawe i nga tohutohu hauora (whakaatuhia te tapanga ina taea.)
S27 – Wewetehia nga kakahu poke katoa.
UN ID UN 3265 8/PG 2
WGK Tiamana 3
RTECS YV7700000
TSCA Ae
Waehere HS 29156000
Te akomanga morearea 8
Roopu Tarapi III

 

Kupu Whakataki

Ko te waikawa 2-Methylvaleric, e mohiotia ana ko te waikawa isovaleric, he puhui waro. E whai ake nei he kupu whakataki mo nga rawa, nga whakamahinga, nga tikanga whakarite me nga korero haumaru o te waikawa 2-methylpentanoic:

 

Kounga:

Te ahua: Ko te waikawa 2-methylpenteric he wai kore tae me te kakara kawa i te pāmahana rūma.

Wairewa: Ka taea te memeha i roto i te wai me te wairewa waro (pērā i te waipiro, te ethers, te hākawa).

 

Whakamahia:

Te whakahiato matū: Ka taea te whakamahi i te waikawa 2-methylpenteric hei rauemi mata nui mo te whakahiato o etahi atu puhui waro, penei mo te whakarite kakara, esters, etc.

 

Tikanga:

Ka taea te whiwhi waikawa 2-methylpenteric i te whakahiatotanga o te ethylene na roto i te alpaca catalyst, ka hangaia te 2-methylpenteraldehyde i roto i te tauhohenga, ka heke iho ki te waikawa 2-methylpenteric e nga katote hydroxyl me etahi atu mea whakaheke.

 

Mōhiohio Haumaru:

Ko te waikawa 2-Methylpentanoic he matū whakararuraru, me mahi tūpato ina pa ana ki te kiri me nga kanohi kia kore ai e pawera te kiri me te kino o te kanohi.

I te wa e whakamahi ana me te penapena waikawa 2-methylpentanoic, me karohia te whakapiri atu ki nga matū waiora kaha me te pāmahana teitei hei aukati i te ahi me te pahū.

Kia tupato ki te pai o te hau i te wa e mahi ana, me te karo i nga kohu.

Mena ka pa atu ki a koe me te horomia ohorere ranei o te waikawa 2-methylpentanoic, horoi tonu me te nui o te wai ka rapu wawe i nga mahi hauora.


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