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

Ngwongwo kemịkalụ:

Usoro ihe omimi C5H12O
Molar Mass 88.15
Njupụta 0.809g/mLat 25°C(ọkụ)
Ebe Na-agbaze -117 Celsius
Ebe Boling 131-132°C
Ebe mgbari 109.4°F
Nọmba JECFA 52
Mmiri Solubility 25 g/L (20ºC)
Solubility 25g/l
Uzuoku nrịbama 2 mm Hg (20 Celsius C)
Uzuoku Njupụta 3 (vs ikuku)
Ọdịdị Mmiri mmiri
Nnukwu ike ndọda 0.813 (15/4 ℃)
Agba <20 (APHA)
Isi Isi ísì ụtọ; aṅụrụma, na-abụghị ihe fọdụrụnụ.
Oke ngosi NIOSH REL: TWA 100 ppm (360 mg / m3), IDLH 500 ppm; OSHA PEL: TWA100 ppm; ACGIH TLV: TWA 100 ppm, STEL 125 ppm (nakweere).
Ogologo ikuku kacha (λ kacha) ['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℃)
Ọnọdụ Nchekwa okpomọkụ ụlọ
Nkwụsi ike Kwụsie ike. Enwere ike ire ọkụ. Na-ekwekọghị na ndị ọrụ oxidizing siri ike, acid siri ike, acid chlorides, acid anhydrides.
Oke ihe mgbawa 1.2-9%, 100°F
Ntụgharị ntụgharị uche n20/D 1.407
Njirimara anụ ahụ na kemịkalụ A makwaara dị ka 3-methyl-1-butanol, isobutyl methanol. Mmiri mmiri na-enweghị agba nke nwere isi na-adịghị mma. Ebe mgbaze -117.2 Celsius. Ebe esi nri 130.5 Celsius C. 0,812. 1.4084. Viscosity (24 C) 3.86mPa-s. Ebe ọkụ ọkụ (Oghere iko) 56 Celsius. Isoamyl mmanya na-agbaze ntakịrị na mmiri, soluble na mmanya, ether ketone, benzene, chloroform na petroleum ether. Enwere ike ịmepụta azeotrope na mmiri nwere ọdịnaya mmiri nke 49.6% site na uka.
Jiri Ejiri ya mee ihe na-emepụta ngwa nri, ọgwụ ọgwụ na foto foto, a pụkwara iji mee ihe dị ka ihe mgbaze

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xn - na-emerụ ahụ
Koodu ihe egwu R10 - ọkụ
R20 - na-emerụ ahụ site na iku ume
R37 - na-akpasu iwe na usoro iku ume
R66 - Mkpughe ugboro ugboro nwere ike ime ka akpụkpọ ahụ kpọọ nkụ ma ọ bụ mgbawa
R20/22 - na-emerụ ahụ site na iku ume ma ọ bụrụ na iloro ya.
Nkọwapụta nchekwa S46 - Ọ bụrụ na iloro, chọọ ndụmọdụ ahụike ozugbo wee gosi akpa ma ọ bụ akara a.
S16 - Wepụ ya na isi mmalite nke mgbanye.
NJ UN UN 1105 3/PG 3
WGK Germany 1
RTECS EL5425000
TSCA Ee
Koodu HS 29335995
Klas Hazard 3
Otu nkwakọ ngwaahịa II
Nsi LD50 ọnụ na oke: 7.07 ml/kg (Smyth)

 

Okwu mmalite

mmanya Isoamyl, nke a makwaara dị ka isobutanol, nwere usoro kemịkalụ C5H12O. Ihe na-esonụ bụ mmalite nke ọdịdị ya, ojiji ya, usoro nkwadebe na ozi nchekwa ya:

 

Ogo:

1. mmanya Isoamyl bụ mmiri mmiri na-enweghị agba nke nwere ísì mmanya pụrụ iche.

2. Ọ nwere ihe na-esi ísì ụtọ nke 131-132 Celsius C na njupụta nke 0.809g / mLat 25 Celsius C (ọkụ).

3. mmanya Isoamyl soluble na mmiri na ọtụtụ organic mgbaze.

 

Jiri:

1. A na-ejikarị mmanya Isoamyl eme ihe dị ka ihe mgbaze ma nwee ọtụtụ ngwa na mkpuchi, inks, adhesives na ihicha ihe.

2. Isoamyl mmanya nwekwara ike iji synthesize ndị ọzọ ogige dị ka ethers, esters, na aldehydes na ketones.

 

Usoro:

1. A na-enweta usoro nkwadebe nke mmanya isoamyl site na mmeghachi omume acidic alcohololysis nke ethanol na isobutylene.

2. A na-enweta usoro nkwadebe ọzọ site na hydrogenation nke isobutylene.

 

Ozi nchekwa:

1. mmanya Isoamyl bụ mmiri ọkụ na-ere ọkụ nke nwere ike ime ọkụ ma ọ bụrụ na ekpughere ya na isi iyi ọkụ.

2. Mgbe ị na-eji mmanya isoamyl, ọ dị mkpa iji zere iku ume, kọntaktị na akpụkpọ ahụ ma ọ bụ ntinye n'ime ahụ iji gbochie mmebi ahụ ike.

3. Ekwesịrị ịme usoro ikuku nke ọma mgbe ị na-eji mmanya isoamyl iji hụ na ikuku ikuku dị n'ime ụlọ.

4. N'ihe na-agbapụta, mmanya isoamyl kwesịrị ịpụpụ ngwa ngwa, ma kpochaa ya nke ọma iji zere mmeghachi omume na ihe ndị ọzọ.


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