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721123

Sigma-Aldrich

2-甲基-2-丁醇

anhydrous, ≥99%

同義詞:

tert-Amyl alcohol, 叔戊醇

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About This Item

線性公式:
CH3CH2C(CH3)2OH
CAS號碼:
分子量::
88.15
Beilstein:
1361351
EC號碼:
MDL號碼:
分類程式碼代碼:
12352001
PubChem物質ID:
NACRES:
NA.21
bp:
102 °C (lit.)
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等級

anhydrous

品質等級

蒸汽密度

3 (vs air)

化驗

≥99%

形狀

liquid

自燃溫度

819 °F

expl. lim.

9 %

雜質

≤0.003% water (Karl Fischer, all unit sizes greater than 100 mL)
≤0.005% water (100 mL pkg)

蒸發殘留物

≤0.0005%

折射率

n20/D 1.405 (lit.)

pH值

6.0 (20 °C, 118 g/L)

bp

102 °C (lit.)

mp

−12 °C (lit.)

密度

0.805 g/mL at 25 °C (lit.)

SMILES 字串

CCC(C)(C)O

InChI

1S/C5H12O/c1-4-5(2,3)6/h6H,4H2,1-3H3

InChI 密鑰

MSXVEPNJUHWQHW-UHFFFAOYSA-N

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應用

叔戊醇作为有机溶剂 [1] [2] 化学中间体 [3] 可用于汽油燃料添加剂 [4]、食品香精 [5]、医药 [6] [7] 过氧酯、油墨成分和橡胶生产中的稳定剂。

訊號詞

Danger

危險分類

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 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)

68.9 °F - closed cup

閃點(°C)

20.5 °C - closed cup


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分析證明 (COA)

Lot/Batch Number

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Torsten Weil et al.
Organic letters, 10(8), 1513-1516 (2008-03-28)
We present a mild and efficient method for the completely regioselective alcoholysis of styrene oxides utilizing a cooperative Brønsted acid-type organocatalytic system comprised of mandelic acid (1 mol %) and N,N'-bis-[3,5-bis-(trifluoromethyl)phenyl]-thiourea (1 mol %). Various styrene oxides are readily transformed
Chen, C.-X., Wu, Q.
Enz. Microbiol. Technol., 42, 601-601 (2008)
Teai, T.; Claude-Lafontaine, A. et al.
J. Essent. Oil Res., 13, 314-314 (2001)
Funk, R.L.; Daily, W.J.; Parvez, D.M.
The Journal of Organic Chemistry, 53, 4143-4143 (1998)
Daniel T Sweet et al.
The Journal of clinical investigation, 125(8), 2995-3007 (2015-07-28)
Fluid shear forces have established roles in blood vascular development and function, but whether such forces similarly influence the low-flow lymphatic system is unknown. It has been difficult to test the contribution of fluid forces in vivo because mechanical or

Questions

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  1. 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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  2. 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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