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sehlahisoa

Butyl acetate(CAS#123-86-4)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C6H12O2
'Misa oa Molar 116.16
Botenya 0.88 g/mL ho 25 °C (hote.)
Melting Point -78 °C (hote.)
Boling Point 124-126 °C (hote.)
Flash point 74°F
JECFA Nomoro 127
Ho qhibiliha ha Metsi 0.7 g/100 mL (20 ºC)
Solubility 5.3g/l
Khatello ea Mouoane 15 mm Hg (25°C)
Tekano ea Mouoane 4 (khahlanong le moea)
Ponahalo Mokelikeli
Matla a Khoheli a khethehileng 0.883 (20/20℃)
Mmala ≤10(APHA)
Monko o monate Sebopeho; litholoana tse ntle (ka maemo a tlase); e seng masalla.
Moedi wa ho pepeseha TLV-TWA 150 ppm (~710 mg/m3) (ACGIH,MSHA, le OSHA); TLV-STEL 200 ppm(~950 mg/m3); IDLH 10,000 ppm (NIOSH).
Boholo ba wavelength(λmax) ['λ: 254 nm Amax: 1.0',
, 'λ: 260 nm Amax: 0.20′,
, 'λ: 275 nm Amax: 0.04′,
, λ:300
Merck 14,1535
BRN 1741921
PH 6.2 (5.3g/l, H2O, 20℃)(External MSDS)
Boemo ba polokelo Boloka ho +5°C ho ea ho +30°C.
Botsitso E tsitsitseng. E tukang mollo. Ha e lumellane le li-oxidizing tse matla, li-acids tse matla, metheo e matla.
Qeto ea ho phatloha 1.4-7.5%(V)
Refractive Index n20/D 1.394(lit.)
Thepa ea 'Mele le ea Lik'hemik'hale Seela se se nang mmala se tukang se nang le monko o monate wa ditholwana.
ntlha e belang 126 ℃
ntlha ea leqhoa -77.9 ℃
boima bo lekanang 0.8825
index ea refractive 1.3951
ntlha e benyang 33 ℃
solubility, solubility ea tlhaho e kang ether ha e kopane, 'me ha e qhibilihe ka metsing ho feta homolog e tlase.
lero le senang mmala le monko wa ditholwana. Relative density (20 ℃/4 ℃)0.8825, freezing point -73.5 ℃, boiling point 126.11 ℃, Flash Point (opening) 33 ℃, ignition point 421 ℃, refractive index 1. 3941, de specific Cultural capacity) . 91KJ/(kg, K), viscosity (20 degrees C) 0.734mPas, solubility parameter delta = 8,5. E qhibiliha ka joala, ketone, ether le metsoako e meng ea tlhaho, e qhibilihang hanyenyane metsing. Haeba ho na le mocheso o phahameng, lelakabe le bulehileng, oxidant e bakile kotsi ea ho tuka. Mouoane o etsa motsoako o phatlohang ka moea o nang le moeli oa ho phatloha oa 1.4% -8.0%(vol). Chefo e tlase, anesthesia le ho teneha, khatello e phahameng ka ho fetisisa e lumelletsoeng moeeng 300mg/m3(kapa 0.015%).
Sebelisa Bakeng sa li-colloids, nitrocellulose, varnish, letlalo, meriana, polasetiki le indasteri ea linoko. Ke motsoako o babatsehang oa motsoako, o ka qhaqha Rosin, polyvinyl acetate, polyacrylate, polyvinyl chloride, rabara e chlorinated, Eucommia ulmoides gum, polymethyl methacrylate joalo-joalo.

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likhoutu tsa Kotsi R10 – E ka cha
R66 – Ho pepeseha kgafetsa ho ka baka ho omella ha letlalo kapa ho peperana
R67 – Mouoane o ka baka ho otsela le ho tsekela
Tlhaloso ea Tšireletseho S25 - Qoba ho kopana le mahlo.
Li-ID tsa UN UN 1123 3/PG 3
WGK Jeremane 1
RTECS AF7350000
TSCA Ee
Khoutu ea HS 2915 33 00
Sehlopha sa Likotsi 3
Sehlopha sa ho paka III
Chefo LD50 ka molomo ho likhoto: 14.13 g/kg (Smyth)

 

Selelekela

Butyl acetate, eo hape e tsejoang e le butyl acetate, ke mokelikeli o se nang 'mala o monko o hlabang o sa qhibiliheng metsing. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea butyl acetate:

Boleng:

- Ponahalo: Mokelikeli o bonaletsang o se nang 'mala

- Foromo ea molek'hule: C6H12O2

- Boima ba 'mele: 116.16

- Boima ba 'mele: 0.88 g/mL ho 25 °C (lit.)

Sebaka se belang: 124-126 °C (hote.)

- Sebaka se qhibilihang: -78 °C (lit.)

- Sollubility: E qhibiliha hanyane ka metsing, e qhibiliha ka har'a lihlapolli tse ngata tsa tlhaho

Sebelisa:

- Lisebelisoa tsa indasteri: Butyl acetate ke motsoako oa bohlokoa oa motsoako, o sebelisoang haholo lipenteng, lirapeng, li-glues, li-inks le masimo a mang a indasteri.

- Karabelo ea lik'hemik'hale: E ka sebelisoa hape e le substrate le solvent ho organic synthesis bakeng sa ho lokisa metsoako e meng ea manyolo.

Mokhoa:

Ho lokisoa ha butyl acetate hangata ho fumanoa ka esterification ea acetic acid le butanol, e hlokang tšebeliso ea li-catalysts tsa acid tse kang sulfuric acid kapa phosphoric acid.

Lintlha tsa Tšireletseho:

- Qoba ho hema, ho ikopanya le letlalo le ho noa, 'me u roale liatlana tse sireletsang, likhalase le lithebe tsa sefahleho ha u sebelisa.

- Sebelisa sebakeng se nang le moea o motle 'me u qobe ho pepesehela nako e telele libakeng tse phahameng.

- Boloka hole le ho khantša le li-oxidants ho netefatsa botsitso ba tsona.

 


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  • E 'ngoe:

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