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L-2-Aminobutanol (CAS# 5856-62-2)

Ngwongwo kemịkalụ:

Usoro ihe omimi C4H11NO
Molar Mass 89.14
Njupụta 0.944g/mLat 25°C(ọkụ)
Ebe Na-agbaze -2C (ọkụ)
Ebe Boling 179-183C (ọkụ)
Ntụgharị pụrụ iche(α) [α]D20 +9~+11° (dị mma)
Ebe mgbari 184°F
Mmiri Solubility 1000g/L na 25 ℃
Solubility Soluble na mmiri
Uzuoku nrịbama 3.72mmHg na 25°C
Ọdịdị mmiri mmiri doro anya
Agba Kpochapụ mmiri mmiri viscous enweghị agba ma ọ bụ odo odo
BRN 1718930
pKa pK1: 9.52(+1) (25°C)
Ọnọdụ Nchekwa 2-8C (chebe ọkụ)
Mmetụta Mmetụta ikuku & Hygroscopic
Ntụgharị uche n20/D 1.4521(ọkụ)

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu C - Na-emebi emebi
Koodu ihe egwu R34 - Na-akpata ọkụ
R37 - na-akpasu iwe na usoro iku ume
R22 - na-emerụ ma ọ bụrụ na iloro ya
Nkọwapụta nchekwa S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36 / 37/39 - Yiri uwe nchebe kwesịrị ekwesị, uwe aka na nchebe anya / ihu.
S45 - Ọ bụrụ na ihe mberede ma ọ bụ ọ bụrụ na ahụ adịghị gị mma, chọọ ndụmọdụ ahụike ozugbo (gosi akara ahụ mgbe ọ bụla enwere ike.)
NJ UN UN 2735 8/PG 3
WGK Germany 3
RTECS EK9625000
Koodu HS 29221990
Klas Hazard 8
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

(S)-() -2-Amino-1-butanol bụ ihe mejupụtara ya na usoro kemịkalụ C4H11NO. Ọ bụ molekul chiral nwere enantiomers abụọ, nke (S)-( -2-Amino-1-butanol bụ otu.

 

(S)-()-2-Amino-1-butanol bụ mmiri mmiri na-enweghị agba nke nwere isi ísì. Ọ na-agbaze na mmiri na ihe ndị na-agbaze organic nkịtị dị ka alcohols na ethers.

 

Ojiji dị mkpa nke ogige a bụ ihe na-eme ka chiral. Enwere ike iji ya na catalysis asymmetric na mmeghachi omume njikọ organic, dị ka njikọ asymmetric nke amines na njikọ nke ogige heterocyclic chiral. Ọ na-abakwa uru dị ka onye n'etiti na nchịkọta ọgwụ.

 

Usoro maka ịkwadebe (S)-() -2-Amino-1-butanol gụnyere ụzọ abụọ bụ isi. Otu bụ ịnweta aldehyde site na carbonylation nke carboxylic acid ma ọ bụ ester, nke a na-emeghachi ya na amonia iji nweta ngwaahịa achọrọ. Nke ọzọ bụ inweta butanol site na mmeghachi omume hexanedione na refluxing magnesium na mmanya na-aba n'anya, wee nweta ngwaahịa ezubere iche site na mmeghachi omume mbelata.

 

Ọ dị mkpa ka elele ụfọdụ ihe nchekwa nchekwa mgbe ị na-eji na ịchekwa (S)-( -2-Amino-1-butanol. Ọ bụ mmiri mmiri na-ere ọkụ na ọ dị mkpa ka echekwa ya ka ọ ghara imeghe ọkụ na oke okpomọkụ. Ngwa nchekwa kwesịrị ekwesị, dị ka uwe kemịkal na enyo, ka achọrọ maka ojiji. Zere kọntaktị na akpụkpọ ahụ na iku ume nke vapors ya. Achọrọ mkpofu dịka iwu mkpofu mkpofu mpaghara siri dị.


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