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3-Methyl-1-butanol(CAS#123-51-3)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta C5H12O
Molar Mass 88.15
Yawan yawa 0.809g/mLat 25°C(lit.)
Matsayin narkewa -117 ° C
Matsayin Boling 131-132 ° C
Wurin Flash 109.4°F
Lambar JECFA 52
Ruwan Solubility 25g/L (20ºC)
Solubility 25g/l ku
Tashin Turi 2 mm Hg (20 ° C)
Yawan Turi 3 (Vs iska)
Bayyanar Ruwa
Takamaiman Nauyi 0.813 (15/4 ℃)
Launi <20 (APHA)
wari M wari; barasa, ba saura ba.
Iyakar Bayyanawa NIOSH REL: TWA 100 ppm (360 mg / m3), IDLH 500 ppm; OSHA PEL: TWA100 ppm; ACGIH TLV: TWA 100 ppm, STEL 125 ppm (an karɓa).
Matsakaicin zango (λmax) ['λ: 260 nm Amax: 0.06',
, 'λ: 280 nm Amax: 0.06']
Merck 14,5195
BRN 1718835
pKa > 14 (Schwarzenbach et al., 1993)
PH 7 (25g/l, H2O, 20 ℃)
Yanayin Ajiya dakin zafi
Kwanciyar hankali Barga. Mai ƙonewa. Ba tare da jituwa tare da magungunan oxidizing masu ƙarfi, acid mai ƙarfi, acid chlorides, acid anhydrides.
Iyakar fashewa 1.2-9%, 100°F
Fihirisar Refractive n20/D 1.407
Abubuwan Jiki da Sinadarai Hakanan aka sani da 3-methyl-1-butanol, isobutyl methanol. Ruwa mara launi mara launi tare da wari mara kyau. Matsayin narkewa -117.2 °c. Wurin tafasa 130.5 °c. 0.812. 1.4084. Danko (24 C) 3.86mPa-s. Wurin walƙiya (Bude Kofin) 56 °c. Isoamyl barasa yana ɗan narkewa cikin ruwa, mai narkewa a cikin barasa, ether ketone, benzene, chloroform da ether mai. Ana iya samar da azeotrope tare da ruwa tare da abun ciki na ruwa na 49.6% ta taro.
Amfani Ana amfani da shi wajen kera kayan yaji, magunguna da magungunan hoto, kuma ana iya amfani da su azaman sauran ƙarfi

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xn - Mai cutarwa
Lambobin haɗari R10 - Flammable
R20 - Yana cutar da numfashi
R37 - Mai ban haushi ga tsarin numfashi
R66 - Maimaita bayyanarwa na iya haifar da bushewar fata ko tsagewa
R20/22 - Yana cutar da numfashi kuma idan an haɗiye shi.
Bayanin Tsaro S46 - Idan an haɗiye, nemi shawarar likita nan da nan kuma nuna wannan akwati ko lakabin.
S16 - Ka nisantar da tushen wuta.
ID na UN UN 1105 3/PG 3
WGK Jamus 1
RTECS Saukewa: EL5425000
Farashin TSCA Ee
HS Code 29335995
Matsayin Hazard 3
Rukunin tattarawa II
Guba LD50 na baka a cikin beraye: 7.07 ml/kg (Smyth)

 

Gabatarwa

Isoamyl barasa, kuma aka sani da isobutanol, yana da dabarar sinadarai C5H12O. Mai zuwa shine gabatarwa ga yanayinsa, amfaninsa, hanyar shiri da bayanin aminci:

 

inganci:

1. Isoamyl barasa ruwa ne marar launi tare da ƙamshin giya na musamman.

2. Yana da wurin tafasa na 131-132 °C da kuma dangi mai yawa na 0.809g/mLat 25 °C (lit.).

3. Isoamyl barasa yana narkewa a cikin ruwa da yawancin kaushi na kwayoyin halitta.

 

Amfani:

1. Ana amfani da barasa na Isoamyl sau da yawa a matsayin mai narkewa kuma yana da nau'o'in aikace-aikace a cikin sutura, tawada, adhesives da tsaftacewa.

2. Ana iya amfani da barasa na Isoamyl don haɗa wasu mahadi irin su ethers, esters, da aldehydes da ketones.

 

Hanya:

1. Hanyar shiri na yau da kullum na isoamyl barasa yana samuwa ta hanyar acidic alcohololysis dauki na ethanol da isobutylene.

2. Wata hanyar shirye-shiryen ana samun ta hanyar hydrogenation na isobutylene.

 

Bayanin Tsaro:

1. Isoamyl barasa wani ruwa ne mai ƙonewa wanda zai iya haifar da wuta lokacin da aka fallasa shi zuwa tushen kunnawa.

2. Lokacin amfani da barasa isoamyl, ya zama dole don kauce wa numfashi, haɗuwa da fata ko shiga cikin jiki don hana lalacewar lafiya.

3. Ya kamata a dauki matakan samun iska mai kyau yayin amfani da barasa na isoamyl don tabbatar da yanayin iska na cikin gida.

4. Idan akwai yatsan yatsa, yakamata a ware barasa na isoamyl da sauri, kuma yakamata a zubar da ruwa yadda yakamata don gujewa amsawa tare da wasu abubuwa.


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