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Merck

27815

Sigma-Aldrich

p-甲苯磺酸 一水合物

≥99% (calc. to H2O free subst.)

别名:

4-Methylbenzenesulfonic acid monohydrate, 4-Toluenesulfonic acid monohydrate, PTSA monohydrate, TsOH monohydrate

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About This Item

线性分子式:
CH3C6H5SO3H · H2O
CAS号:
分子量:
190.22
顏色索引編號:
42655
Beilstein:
3568023
EC號碼:
MDL號碼:
分類程式碼代碼:
12352106
PubChem物質ID:
NACRES:
NA.22

品質等級

化驗

≥99% (calc. to H2O free subst.)

形狀

solid

雜質

≥85% toluene-4-solfonic acid
8-12% water (Karl Fischer)

燃燒殘留物

≤0.5%

SMILES 字串

O.Cc1ccc(cc1)S(O)(=O)=O

InChI

1S/C7H8O3S.H2O/c1-6-2-4-7(5-3-6)11(8,9)10;/h2-5H,1H3,(H,8,9,10);1H2

InChI 密鑰

KJIFKLIQANRMOU-UHFFFAOYSA-N

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一般說明

-甲苯磺酸一水合物是一种氧合盐,是一种廉价、易操作的有机合成催化剂。

應用

-甲苯磺酸一水合物是酯化、还原胺化、Biginelli反应和分子间偶联芳香环反应的催化剂。它还用于通过多组分缩合反应制备各种生物活性化合物。

象形圖

CorrosionExclamation mark

訊號詞

Danger

危險聲明

危險分類

Eye Dam. 1 - Skin Corr. 1C - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

8A - Combustible corrosive hazardous materials

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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This work examines the use of new hydrophobic ionic liquid derivatives, namely octadecylammonium tosylate (ODA-TS) and oleylammonium tosylate (OA-TS) for corrosion protection of steel in 1 M hydrochloric acid solution. Their chemical structures were determined from NMR analyses. The surface
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