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1,2-epoxybutane (CAS#106-88-7)

Ngwongwo kemịkalụ:

Usoro ihe omimi C4H8O
Molar Mass 72.11
Njupụta 0.829 g/mL na 20 Celsius (ọkụ)
Ebe Na-agbaze -129.28C
Ebe Boling 63°C (ọkụ)
Ebe mgbari 10°F
Mmiri Solubility 86.8g/L na 25 ℃
Solubility 86.8g/l
Uzuoku nrịbama 140 mm Hg (20 Celsius C)
Uzuoku Njupụta 2.2 (vs ikuku)
Ọdịdị Mmiri mmiri na-enweghị agba nwere isi ísì
Agba Enweghị agba ruo ọ fọrọ nke nta ka enweghị agba
BRN 102411
PH 7 (50g/l, H2O, 20℃)
Ọnọdụ Nchekwa Chekwaa n'okpuru +30 Celsius.
Nkwụsi ike Kwụsị, mana ọ na-adịkarị mfe polymerization - enwere ike ịgbakwunye stabilizer na mmiri mmiri dị ọcha. Na-agba ọkụ nke ukwuu. Ekwekọrịtaghị na ihe ndị na-egbu egbu siri ike, acids, bases, metal halides anhydrous, amino, hydroxyl na ca
Oke ihe mgbawa 1.7-19% (V)
Ntụgharị ntụgharị uche n20/D 1.384
Njirimara anụ ahụ na kemịkalụ Mmiri mmiri na-enweghị agba. Ebe na-ekpo ọkụ -150 ℃, isi ihe na-esi ísì ụtọ 63 ℃, njupụta ikwu 0.8312 (20/20 ℃), ndenye ntụgharị 1.3840, ebe ọkụ -12 ℃. Miscible na ọtụtụ organic mgbaze, ubé soluble na mmiri.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R11 - Na-agba ọkụ nke ukwuu
R20/21/22 - na-emerụ ahụ site na iku ume, na kọntaktị na akpụkpọ ahụ ma ọ bụrụ na loro ya.
R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R40 - Ihe akaebe dị oke nke mmetụta carcinogenic
R52/53 - Na-emerụ ihe ndị dị n'ime mmiri, nwere ike ịkpata mmetụta ọjọọ na-adịte aka na gburugburu mmiri.
Nkọwapụta nchekwa S9 - Debe akpa na ebe ikuku na-ekpo ọkụ.
S16 - Wepụ ya na isi mmalite nke mgbanye.
S29 - Awụsala n'ime mmiri mmiri.
S36/37 - Yiri uwe nchebe kwesịrị ekwesị na uwe aka.
S61 – Zere ntọhapụ na gburugburu ebe obibi. Rụtụ aka na ntuziaka pụrụ iche / mpempe data nchekwa.
S19 -
NJ UN UN 3022 3/PG 2
WGK Germany 2
RTECS EK3675000
TSCA Ee
Koodu HS 29109000
Klas Hazard 3.1
Otu nkwakọ ngwaahịa II
Nsi LD50 ọnụ na oke bekee: 500 mg / kg LD50 dermal oke bekee 1743 mg / kg

 

Okwu mmalite

1,2-Epibutane bụ ngwakọta organic. Ọ bụ mmiri mmiri na-enweghị agba nke na-esi ísì ụtọ n'ime ụlọ okpomọkụ. Ihe na-esonụ bụ mmalite nke akụrụngwa ya, ojiji ya, ụzọ nrụpụta ya na ozi nchekwa:

 

Njirimara: Ọ bụ mmiri ọkụ na-ere ọkụ nke nwere ike ịmepụta ngwakọta mgbawa na oxygen. Ọ bụkwa akpụkpọ anụ siri ike na-akpasu iwe na anya mgbakasị ahụ.

 

Jiri:

A na-eji 1,2-Butyloxide eme ihe n'ọtụtụ ebe na njikọ organic, ọgwụ ọgwụ, pesticides na mkpuchi. Ọ bụ ihe dị mkpa dị n'etiti ma na-ejikarị eme ihe na nchịkọta organic iji kwadebe ogige ndị ọzọ, dị ka alcohols, ketones, ethers, wdg.

 

Usoro:

1,2-Epibutane nwere ike ịkwadebe ya site na mmeghachi omume nke octanol na hydrogen peroxide. Usoro nkwadebe a kapịrị ọnụ bụ imeghachi octanol na hydrogen peroxide n'ihu ihe mkpali kwesịrị ekwesị iji mepụta 1,2-epoxybutane.

 

Ozi nchekwa:

1,2-Epibutane bụ ihe dị ize ndụ nke nwere ihe ize ndụ dị ka mgbakasị ahụ na teratogenicity. Ekwesịrị ịkpachapụ anya ka ịzere kọntaktị na akpụkpọ ahụ na iku ume nke vapors mgbe a na-eji ya eme ihe, yana akụrụngwa nchebe kwesịrị ekwesị dị ka uwe aka, anya, na nchekwa iku ume kwesịrị inye ma ọ bụrụ na ọ dị mkpa. N'oge nchekwa na njikwa, ekwesịrị ịkpachara anya iji gbochie mgbanye ọkụ na ọkụ eletrik. Zere ịgwakọta ya na oxidants siri ike na acid iji zere mmeghachi omume dị ize ndụ. Mgbe a na-ekpofu ihe mkpofu, ekwesịrị ịgbaso iwu na ụkpụrụ mpaghara.


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