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24127

Sigma-Aldrich

叔丁醇

≥99% (GC)

同義詞:

2-甲基-2-丙醇, 三甲基甲醇, 第三丁醇

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About This Item

線性公式:
(CH3)3COH
CAS號碼:
分子量::
74.12
Beilstein:
906698
EC號碼:
MDL號碼:
分類程式碼代碼:
41116107
PubChem物質ID:
NACRES:
NA.21

蒸汽密度

2.5 (vs air)

蒸汽壓力

31 mmHg ( 20 °C)
44 mmHg ( 26 °C)

化驗

≥99% (GC)

形狀

liquid

自燃溫度

896 °F

expl. lim.

8 %

雜質

≤0.001% free acid (as C3H7COOH)
≤0.001% non-volatile matter
≤0.1% water (Karl Fischer)

折射率

n20/D 1.387 (lit.)

pH值

7 (20 °C)

bp

83 °C (lit.)

mp

23-26 °C (lit.)

密度

0.775 g/mL at 25 °C (lit.)

SMILES 字串

CC(C)(C)O

InChI

1S/C4H10O/c1-4(2,3)5/h5H,1-3H3

InChI 密鑰

DKGAVHZHDRPRBM-UHFFFAOYSA-N

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一般說明

-丁醇是一种叔醇。过硫酸钾水溶液在丁醇存在下,可在20℃,254nm光照下进行光解,得到硫酸氢。

應用

-丁醇可用于制备碳水化合物脂肪酸酯。 它可以在通过脂肪酶催化反应从废烹饪棕榈油(WCPO)中生产脂肪酸甲酯(FAME)期间用作反应介质。

在氧化锆负载的12-钨磷酸存在下,它可用于甲酚的正丁化反应。2--丁基--甲酚(TBC)、2,6-二--丁基 --甲酚(DTBC)和 -丁基--甲苯基醚(醚)分贝为丁基化反应形成的产物。

象形圖

FlameExclamation mark

訊號詞

Danger

危險分類

Acute Tox. 4 Inhalation - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

標靶器官

Central nervous system, Respiratory system

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

59.0 °F - closed cup

閃點(°C)

15 °C - closed cup


分析證明 (COA)

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Sebastian Björklund et al.
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Lipase-catalysed synthesis of glucose fatty acid esters in tert-butanol.
Degn P, et al.
Biotechnology Letters, 21(4), 275-280 (1999)
Catalytic studies of lipase on FAME production from waste cooking palm oil in a tert-butanol system.
Halim SFA and Kamaruddin AH.
Process. Biochem., 43(12), 1436-1439 (2008)
Alkylation of p-cresol with tert-butanol catalyzed by heteropoly acid supported on zirconia catalyst.
Devassy BM, et al.
J. Mol. Catal. A: Chem., 210(1), 125-130 (2004)
Travis Marshall-Roth et al.
Nature communications, 11(1), 5283-5283 (2020-10-21)
Iron- and nitrogen-doped carbon (Fe-N-C) materials are leading candidates to replace platinum catalysts for the oxygen reduction reaction (ORR) in fuel cells; however, their active site structures remain poorly understood. A leading postulate is that the iron-containing active sites exist

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