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2-Methyl butyric acid(CAS#116-53-0) Atahanga Whakaatu
  • 2-Methyl butyric acid(CAS#116-53-0) 1

2-Methyl butyric acid(CAS#116-53-0)

Āhuatanga matū:

Tātai rāpoi C5H10O2
Molar Mass 102.13
Kiato 0.936 g/mL i te 25 °C (marama)
Te Whakarewa -70 °C
Piro Pouri 176-177 °C (marama)
Tohu Kohiko 165°F
Nama JECFA 255
Wairewa wai 45 g/L (20ºC)
Wairewa 20g/l
Kohu Kohu 0.5 mm Hg (20 °C)
Te ahua Waiwai
Tae He maama kore tae ki te kowhai kowhai
BRN 1720486
pKa 4.8(i te 25 ℃)
Tikanga Rokiroki I hiri ki te maroke, Te Pawera o te rūma
Tepe Pahū 1.6-7.3%(V)
Taurangi Refactive n20/D 1.405(marama)
Āhuatanga ā-tinana, matū hoki E toru nga inerite o te d-, l-me te dl-, he kore tae ki te wai kowhai marama, he kakara tiihi raukikini, he iti te kukū o te kakara hua reka, te reka o te octonic. Ko te ira kohua he 176 ℃(dl-),l-momo 176~177 ℃,dl-Momo 173~174 ℃. Kiato pātahi d me te momo l (d420)0.934,dl momo (d420)0.9332. Taupū Refactive Momo d (nD21.2)1.4044. Te hurihanga whatu d momo [α]D 16 ° ~ 21 °,l momo [α]D-6 ° ~-18 °, ira uira 83 ℃. He iti te wairewa i roto i te wai me te glycerol, te wairewa ki te waiwaro me te propylene glycol. Ko te hua taiao (Momo d) kei roto i te ahua o te ester i roto i te hinu lavender, me te momo dl kei roto i te kawhe me te pakiaka angelica, etc.
Whakamahi Mo te whakarite kai, tupeka me te reka o ia ra

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate C – Huka
Waehere Morearea R21/22 – He kino ki te pa ki te kiri me te horomia.
R34 – 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.)
UN ID UN 3265 8/PG 3
WGK Tiamana 1
RTECS EK7897000
FLUKA BRAND F CODES 13
TSCA Ae
Waehere HS 29156090
Te akomanga morearea 8
Roopu Tarapi III

 

Kupu Whakataki

2-Methylbutyric acid. E whai ake nei he kupu whakataki mo nga taonga, nga whakamahinga, nga tikanga whakarite me nga korero haumaru o te waikawa 2-methylbutyric:

 

Kounga:

Te ahua: Ko te waikawa 2-methylbutyric he wai kore tae, he karaihe ranei.

Kiato: approx. 0.92 g/cm³.

Wairewa: Ko te waikawa 2-methylbutyric he wahanga wairewa ki te wai.

 

Whakamahia:

Ka taea hoki te whakamahi hei whakarewa mo nga kapia, hei whakakikorua mo nga kirihou, me nga whakarewa mo nga paninga.

Ka taea hoki te whakamahi i te waikawa 2-Methylbutyric ki te whakarite i nga aukati waikura whakarewa me nga whakarewa peita.

 

Tikanga:

Ko nga tikanga whakarite o te waikawa 2-methylbutyric e whai ake nei:

Ka whakaritea e te tauhohenga waiora o te waihā.

I whakaritea e te tauhohenga waikura o te 2-methacryrolen.

 

Mōhiohio Haumaru:

2-Methylbutyric acid he iritarita, a tera pea ka whakapataritari me te erythema i te wa e pa ana ki te kiri, me karohia te pa ki te kiri.

Ko te ngohanga o te kohu waikawa 2-methylbutyric ka raru te korokoro, te mate manawa, me te maremare, me aro ki te hau me te whakamarumaru whaiaro.

I te wa e whakamahia ana, me karohia te pa atu ki nga waikura kaha me te mura hei aukati i nga tauhohenga kino.

I te wa e rongoa ana me te whakahaere, me karohia te wiri nui me te wera nui.

 

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