Butyl acetate (CAS#123-86-4)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta	Saukewa: C6H12O2
Molar Mass	116.16
Yawan yawa	0.88 g/mL a 25 ° C (lit.)
Matsayin narkewa	-78 ° C (lit.)
Matsayin Boling	124-126 ° C (lit.)
Wurin Flash	74°F
Lambar JECFA	127
Ruwan Solubility	0.7 g/100 ml (20ºC)
Solubility	5.3g/l
Tashin Turi	15 mm Hg (25 ° C)
Yawan Turi	4 (Vs iska)
Bayyanar	Ruwa
Takamaiman Nauyi	0.883 (20/20 ℃)
Launi	≤10 (APHA)
wari	Hali; m 'ya'yan itace (a cikin ƙananan yawa); marar saura.
Iyakar Bayyanawa	TLV-TWA 150 ppm (～710 mg/m3) (ACGIH, MSHA, da OSHA); TLV-STEL 200 ppm (～950 mg/m3); IDLH 10,000 ppm (NIOSH).
Matsakaicin zango (λmax)	['λ: 254 nm Amax: 1.0', , 'λ: 260 nm Amax: 0.20', , 'λ: 275 nm Amax: 0.04', ,': 300
Merck	14,1535
BRN	1741921
PH	6.2 (5.3g/l, H2O, 20℃)(MSDS na waje)
Yanayin Ajiya	Adana a zazzabi +5°C zuwa +30°C.
Kwanciyar hankali	Barga. Mai ƙonewa. Ba tare da jituwa tare da magungunan oxidizing masu ƙarfi, acid mai ƙarfi, tushe mai ƙarfi.
Iyakar fashewa	1.4-7.5% (V)
Fihirisar Refractive	n20/D 1.394(lit.)
Abubuwan Jiki da Sinadarai	Ruwa mara launi mara launi tare da ƙamshi na 'ya'yan itace. tafasar batu 126 ℃ daskarewa batu -77.9 ℃ girman dangi 0.8825 index 1.3951 flash point 33 ℃ solubility, wani kaushi na halitta kamar ether ba shi da wahala, kuma ba shi da narkewa cikin ruwa fiye da ƙananan homolog. ruwa mara launi tare da kamshin 'ya'yan itace. Dangantaka yawa (20 ℃ / 4 ℃) 0.8825, daskarewa batu -73.5 ℃, tafasar batu 126.11 ℃, Flash Point (bude) 33 ℃, ƙonewa batu 421 ℃, refractive index 1. 3940 C, musamman iya aiki. . 91KJ/ (kg, K), danko (20 digiri C) 0.734mPas, solubility siga delta = 8.5. Mai narkewa a cikin barasa, ketone, ether da sauran kaushi na halitta, dan kadan mai narkewa cikin ruwa. Idan akwai zafi mai zafi, buɗe wuta, oxidant ya haifar da haɗarin konewa. Turin yana samar da cakuda mai fashewa tare da iska tare da iyakar fashewar 1.4% -8.0% (vol). Low guba, maganin sa barci da hangula, mafi girma yarda maida hankali a cikin iska 300mg / m³(ko 0.015%).
Amfani	Don colloid, nitrocellulose, varnish, fata, magani, robobi da masana'antar kayan yaji. Yana da kyakkyawan kaushi na halitta, wanda zai iya narkar da Rosin, polyvinyl acetate, polyacrylate, polyvinyl chloride, chlorinated roba, Eucommia ulmoides danko, polymethyl methacrylate da sauransu.

Aika mana imel

Cikakken Bayani

Tags samfurin

Lambobin haɗari	R10 - Flammable R66 - Maimaita bayyanarwa na iya haifar da bushewar fata ko tsagewa R67 - Tururi na iya haifar da bacci da dizziness
Bayanin Tsaro	S25 - Guji hulɗa da idanu.
ID na UN	UN 1123 3/PG 3
WGK Jamus	1
RTECS	Farashin 7350000
Farashin TSCA	Ee
HS Code	2915 33 00
Matsayin Hazard	3
Rukunin tattarawa	III
Guba	LD50 na baka a cikin beraye: 14.13 g/kg (Smyth)

Gabatarwa

Butyl acetate, wanda kuma aka sani da butyl acetate, ruwa ne marar launi tare da ƙamshi mai ƙamshi wanda ba shi da narkewar ruwa. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na butyl acetate:

inganci:

- Bayyanar: ruwa mara launi

- Tsarin kwayoyin halitta: C6H12O2

- Nauyin Kwayoyin: 116.16

Yawan yawa: 0.88 g/mL a 25 ° C (lit.)

- Wurin tafasa: 124-126 ° C (lit.)

- Wurin narkewa: -78 ° C (lit.)

- Solubility: Dan kadan mai narkewa a cikin ruwa, mai narkewa a yawancin kaushi na kwayoyin halitta

Amfani:

- Aikace-aikace na masana'antu: Butyl acetate wani muhimmin kaushi ne na kwayoyin halitta, wanda aka yi amfani dashi sosai a cikin fenti, sutura, manne, tawada da sauran filayen masana'antu.

- Abubuwan halayen sinadaran: Hakanan za'a iya amfani da shi azaman substrate da sauran ƙarfi a cikin ƙwayoyin halitta don shirye-shiryen sauran mahadi.

Hanya:

Shirye-shiryen butyl acetate yawanci ana samun su ta hanyar esterification na acetic acid da butanol, wanda ke buƙatar amfani da abubuwan haɓaka acid kamar su sulfuric acid ko phosphoric acid.

Bayanin Tsaro:

- A guji shakar numfashi, tuntuɓar fata da sha, kuma sanya safar hannu masu kariya, tabarau da garkuwar fuska yayin amfani da su.

- Yi amfani da shi a cikin wurin da ke da isasshen iska kuma ku guje wa ɗaukar dogon lokaci zuwa babban taro.

- Ajiye nesa da kunnawa da oxidants don tabbatar da kwanciyar hankali.

Na baya: Propyl acetate (CAS#109-60-4)

Na gaba: Cinnamyl acetate (CAS#103-54-8)

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