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huahana

Acetal(CAS#105-57-7)

Waiwai Kemika:

ʻĀpana Molekala C6H14O2
Molar Mass 118.17
ʻO ka mānoanoa 0.831g/mLat 25°C(māmā)
Lae hehee -100 °C
Lae Boling 103 °C
Lae Flash -6°F
Helu JECFA 941
Hiki i ka wai 46 g/L (25 ºC)
Ka hoʻoheheʻe 46g/l
ʻO ke ʻano o ka mahu 20 mm Hg (20 °C)
Ka māhu māhu 4.1 (vs ea)
Ka nana aku Waiwai
kalakala ʻAʻole kala ʻole
ʻO Merck 14,38
BRN 1098310
Kūlana Waihona E mālama ma +2°C a i +8°C.
Paʻa Paʻa. Hiki ke ahi. Hiki ke hana i nā peroxide i loko o ka waihona. E ho'āʻo no ka peroxides ma mua o ka hoʻohana. Hiki i nā mahu ke hana i kahi hui pahū me ka ea, a hiki ke hele i ke kumu o ka ʻā a me ka uila hope.
Pale Pahū 1.6-10.4%(V)
Hōʻike Hōʻike n20/D 1.379-1.383(li
Na Waiwai Kino a Kimia He wai kala ʻole. ʻO ka helu hoʻolapalapa o 103.2 deg C, 21 deg C (2.93kPa), ka mānoanoa pili o 0.8314(20.4 deg C), ka helu kuhikuhi refractive o 1.3834. Hiki ke hui pū me ka ethanol a me ka etera. Hiki ke hoʻoheheʻe ʻia i ka wai, acetic acid, heptane, butanol a me ka ethyl acetate. He maʻalahi ka mālama ʻana i ka wā lōʻihi. Paʻa i ka alkaline.
Hoʻohana Hoʻohana ʻia ma ke ʻano he mea hoʻohui waiʻona koʻikoʻi, hiki ke hoʻohana ʻia e like me ka solvent, akā no ka synthesis o nā dyes, plastics, nā mea ʻala, etc.

Huahana Huahana

Huahana Huahana

Nā Code Risk R11 – Hiki ke ahi
R36/38 – Hoʻonanea i ka maka a me ka ʻili.
Ka wehewehe palekana S9 - E mālama i ka pahu ma kahi e hoʻoheheʻe maikaʻi ʻia.
S16 – E hoʻokaʻawale i nā kumu hoʻā.
S33 - E mālama i nā hana e pale aku ai i ka hoʻokuʻu ʻana.
UN ID UN 1088 3/PG 2
WGK Kelemānia 2
RTECS AB2800000
TSCA ʻAe
HS Code 29110000
Papa Hazard 3
Hui Pūʻulu II
Kaʻawaʻawa LD50 waha i nā ʻiole: 4.57 g/kg (Smyth)

 

Hoʻolauna

Acetal diethanol.

 

Nā waiwai: ʻO ka Acetal diethanol he wai ʻole i ka wai melemele māmā me ke kaomi mahu haʻahaʻa. Hiki ke hoʻoheheʻe ʻia i ka wai, nā ʻawaʻawa, a me nā mea hoʻoheheʻe ether a he hui pū me ka paʻa maikaʻi.

 

Hoʻohana: ʻO Acetal diethanol he mea hiki ke hoʻoheheʻe maikaʻi ʻia, ka plasticity a me nā waiwai pulu. Hoʻohana pinepine ʻia e like me ka solvent, wetting agent a me ka lubricant.

 

Ke ala hoʻomākaukau: hoʻomākaukau ʻia ka acetal diethanol e ka epoxy compound cyclization reaction. Hoʻopili ʻia ka Ethylene oxide me ka waiʻona no ka loaʻa ʻana o ka ethyl alcohol diethyl ether, a laila hana ʻia e ka acid-catalyzed hydrolysis e hana i ka acetal diethanol.

 

ʻIke palekana: ʻO ka Acetal diethanol kahi pūhui haʻahaʻa haʻahaʻa, akā pono nō e hoʻolohe i ka hoʻohana palekana. E hōʻalo i ka hoʻopili ʻana me nā mea hoʻomake ikaika, nā ʻakika ikaika a me nā mea ʻokiʻoki i mea e pale ai i nā hopena kemika a i ʻole nā ​​ulia pōpilikia. Pono e hoʻohana ʻia nā mīkina lima pale kūpono, nā maka aniani, a me nā kapa holoʻokoʻa i ka wā e hoʻohana ai.


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