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Documentos Principais

391433

Sigma-Aldrich

tert-Butylamine

≥99.5%

Sinônimo(s):

2-Amino-2-methylpropane

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100 ML
R$ 866,00
1 L
R$ 4.432,00

R$ 866,00


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100 ML
R$ 866,00
1 L
R$ 4.432,00

About This Item

Fórmula linear:
(CH3)3CNH2
Número CAS:
Peso molecular:
73.14
Beilstein:
605267
Número CE:
Número MDL:
Código UNSPSC:
12352100
ID de substância PubChem:
NACRES:
NA.22

R$ 866,00


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densidade de vapor

2.5 (vs air)

Nível de qualidade

pressão de vapor

5.7 psi ( 20 °C)

Ensaio

≥99.5%

Formulário

liquid

temperatura de autoignição

716 °F

Lim. expl.

9.8 %

índice de refração

n20/D 1.377 (lit.)

p.e.

46 °C (lit.)

pf

−67 °C (lit.)

solubilidade

water: miscible 1000 g/L at 25 °C
alcohol: miscible(lit.)
chloroform: soluble(lit.)
organic solvents: soluble(lit.)

densidade

0.696 g/mL at 25 °C (lit.)

grupo funcional

amine

cadeia de caracteres SMILES

CC(C)(C)N

InChI

1S/C4H11N/c1-4(2,3)5/h5H2,1-3H3

chave InChI

YBRBMKDOPFTVDT-UHFFFAOYSA-N

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Descrição geral

tert-Butylamine (TBA) is an aliphatic primary amine. Its enthalpy of combustion and formation has been studied.[1] Its gas phase acidity[2] and gas phase basicity has been evaluated.[3] The ozonation of tert-butylamine has been reported.[4] Its influence on the aqueous beta-cyclodextrin (β-CD): pyrene complex has been examined by steady-state fluorescence measurements.[5]

Aplicação

tert-Butylamine (t-butylamine) may be used in the synthesis of Zn2-SnO4 nanoparticles.[6] It may be used to terminate the polymerization reaction during the synthesis of the following polymers (DAB =1,4-diaminobutane, BA=Boronic acid , PAA=functional poly(amido amine), ABOL=4-aminobutanol, Bn=Benzyl):[7]
  • (DAB-BA-PAA)
  • (ABOL-BA-PAA)
  • (DAB-Bn-PAA)
tert-Butylamine (TBA) is suitable for use as an indicator molecule in the study of NMR-based pH determination method, free of glass electrode errors in highly basic media.[8] It is suitable for use in the synthesis of methyl β-ketophosphonate[9], titanium dioxide nanoparticles (TiO2 NPs)[10][11] and samarium oxide (Sm2O3) nanospheres and nanorods.[12] It may be used in the following studies:
  • As liquid hydrocarbon promoter in the systematic study on methane hydrate formation and dissociation.[13]
  • As an example in the study of the effect of amines in influencing atmospheric H2SO4-H2O nucleation.[14]
  • Hydroamination of terminal alkynes.[15]
  • To measure the surface acidity of solid catalysts by temperature-programmed desorption.[16]
  • As a reductive nitrogen source in the atomic layer deposition technique used to deposit TaN thin films from TaCl5 and TaBr5.[17]

Palavra indicadora

Danger

Frases de perigo

Classificações de perigo

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1A

Código de classe de armazenamento

3 - Flammable liquids

Classe de risco de água (WGK)

WGK 2

Ponto de fulgor (°F)

-36.4 °F - closed cup

Ponto de fulgor (°C)

-38 °C - closed cup

Equipamento de proteção individual

Faceshields, Gloves, Goggles


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Controlled self-assembly of Sm2O3 nanoparticles into nanorods: simple and large scale synthesis using bulk Sm2O3 powders.
Nguyen TD, et al.
The Journal of Physical Chemistry C, 112(39), 15226-15235 (2008)
Laboratory study on new particle formation from the reaction OH+ SO2: influence of experimental conditions, H2O vapour, NH3 and the amine tert-butylamine on the overall process.
Berndt T, et al.
Atmospheric Chemistry and Physics, 10(15), 7101-7116 (2010)
Gábor Orgován et al.
Journal of pharmaceutical and biomedical analysis, 54(5), 958-964 (2010-12-21)
A set of indicator molecules was selected and applied to elaborate an NMR-based pH determination method, free of glass electrode errors in highly basic media. Accurate measurement of pH values and protonation constants was achieved by a successive build-up of
Enthalpies of combustion and formation of propylamine, isopropylamine, and tert-butylamine.
Smith NK and Good WD
Journal of Chemical and Engineering Data, 12(4), 572-574 (1967)
Methane hydrate phase stability with lower mole fractions of tetrahydrofuran (THF) and tert--butylamine (t-BuNH2).
Dhanunjana Chari V, et al.
Fluid Phase Equilibria, 315, 126-130 (2012)

Questions

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  1. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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