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Ethyl ethynyl carbinol(CAS # 4187-86-4)

Āhuatanga matū:

Tātai rāpoi C5H8O
Molar Mass 84.12
Kiato 0.975g/mLat 25°C(marama)
Te Whakarewa -24.1°C (whakatau)
Piro Pouri 124 °C
Tohu Kohiko 85°F
Wairewa wai He iti te wairewa ki te wai.
Kohu Kohu 5.24mmHg i te 25°C
Kohu Kohu 1 (me te hau)
Te ahua wai marama
Tae Taekore ki te Kowhai ki te Kakariki
BRN 1098409
pKa 13.28±0.20(Te Matapae)
Tikanga Rokiroki Kua hiri ki te maroke, 2-8°C
Taurangi Refactive n20/D 1.434(marama)
MDL MCD00004572

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate T – Toxic
Waehere Morearea R10 – He mura ahi
R23/24/25 – He paitini ma te horomia, ka pa ki te kiri me te horomia.
Whakaahuatanga Haumaru S16 – Kia matara atu i nga puna o te mura.
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 1986 3/PG 3
WGK Tiamana 3
RTECS SC4758500
Waehere HS 29052900
Te akomanga morearea 3
Roopu Tarapi III

 

Kupu Whakataki

Ko te Ethyl ethynyl carbinol(Ethyl ethynyl carbinol) he puhui waro me te tauira matū C6H10O. Ka whiwhihia ma te taapiri i te roopu hydroxyl (te roopu OH) ki te pene. Ko ona ahuatanga tinana e whai ake nei:

 

Ko te Ethyl ethynyl carbinol he wai karekau he haunga. He wairewa ki te wai me te maha o nga whakarewa pararopi penei i te waipiro, te etera me te hākawa. He iti ake te kiato, he mama ake i te wai, he teitei ake te ira kohua.

 

Ko te Ethyl ethynyl carbinol etahi whakamahinga mo te whakahiato waro. Ka taea te whakamahi hei rauemi timatanga me te takawaenga i roto i te whakahiato waro, ka whakamahia i te nuinga o te waa ki te whakarite i nga puhui waro-ira. Ka taea e ia te whai waahi ki te whakamaarama alkyd, te taapiri olefin, te tauhohenga waro warowaiwai kukū. I tua atu, ka taea hoki te whakamahi i te 1-pentyn-3-ol ki te whakahiato o nga tae me nga raau taero.

 

Ko te tikanga mo te whakarite i te Ethyl ethynyl carbinol ka taea te whakahaere ma nga mahi e whai ake nei: tuatahi, ka tauhohehia te pentyne me te konutai waikawa (NaOH) ki te waihano hei whakaputa i te tote konutai 1-pentyn-3-ol; katahi ka huri te tote konutai 1-pentyn-3-ol ki te tote Ethyl ethynyl carbinol ma te tauhohenga waikawa.

 

I a koe e whakamahi ana me te whakahaere i te Ethyl ethynyl carbinol, me aro koe ki nga korero haumaru e whai ake nei: He whakapataritari, ka whakapataritari, ka whara hoki te kiri me nga kanohi, no reira me mau koe i nga taputapu whakamarumaru whaiaro e tika ana, penei i nga karapu me nga karaehe. I tua atu, he mura, me karo i te pa ki nga mura tuwhera, nga puna wera teitei ranei, me te rongoa tika. Ko etahi atu whakahaere, rokiroki ranei e pa ana ki te puhui me whakahaere i runga i nga tikanga whakahaere haumaru.


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