page_banner

hua

2-Methyltetrahydrothiophen-3-One(CAS#13679-85-1)

Āhuatanga matū:

Tātai rāpoi C5H8OS
Molar Mass 116.18
Kiato 1.119g/mLat 25°C(marama)
Piro Pouri 82°C28mm Hg(marama)
Tohu Kohiko 160°F
Nama JECFA 499
Kohu Kohu 0.917mmHg i te 25°C
Te ahua wai marama
Tae Taekore ki te karaka marama ki te Kowhai
BRN 106443
Tikanga Rokiroki Puritia ki te wahi pouri, Hiri ki te maroke, Te Pawera Rua
Taurangi Refactive n20/D 1.508(marama)

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xi – Irritant
Waehere Morearea 36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
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.
WGK Tiamana 3
TSCA Ae
Waehere HS 29309090

 

Kupu Whakataki

Ko te 2-Methyltetrahydrothiophene-3-one, e mohiotia ana ko 2-methylpyrithiophene-3-one, he pūhui waro. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga whakarite me nga korero haumaru:

 

Kounga:

- Te ahua: Ko te 2-Methyltetrahydrothiophene-3-one he ma ki te marama kowhai kowhai karaihe totoka.

- Wairewa: Ka whakarewahia i roto i etahi whakarewa pararopi penei i te waihano, te etera, me te ketone.

 

Whakamahia:

- Te whakahiato waro: Ka taea hoki te whakamahi i roto i nga tauhohenga whakahiato waro, hei tauira hei rauemi timatanga mo etahi puhui waro waihanga.

 

Tikanga:

- Ka taea te whakarite 2-Methyltetrahydrothiophene-3-one ma te tauhohenga o te benzothiophene me te formaldehyde. Ko nga waahanga motuhake ko te ketation me te methylation.

 

Mōhiohio Haumaru:

- Ko te 2-Methyltetrahydrothiophene-3-one he puhui waro, he paitini pea. I te wa e whakahaere ana me te whakamahi, me whai nga tikanga haumaru, penei i te mau karapu tiaki tika me nga karaehe, me te whakarite kia pai te hau.

- A ape i te ngongo, te pa ki te kiri ranei, a, ki te pa mai, me horoi tonu ki te nui o te wai. Ki te horomia ohorere, rapua te awhina hauora.

- I te wa e penapena ana me te whakahaere, kia mawehe atu i nga mura ahi me nga mea whakahaora me te karo i te uru ki etahi atu matū.

 


  • Tōmua:
  • Panuku:

  • Tuhia to korero ki konei ka tukuna mai ki a matou