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Trimethylphenylammonium hydroxide solution

Dangerous Goods

CAS number：1899-02-1    molecular formula：C9H15NO

overview
Specs
numbering system
physicochemical properties
Safety information
Production methods and uses
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overview

compound introduction

Trimethylphenylammonium hydroxide solution (TMPAH) is a quaternary ammonium compound that is commonly used as a strong base in organic synthesis. It is also used as a deprotecting agent for the removal of t-butoxycarbonyl (Boc) groups from amino acids or peptides and benzyl protecting groups from alcohols or amines.

Specs

Chinese alias苯基三甲基氢氧化铵
English aliasFT-0718875 | Q27158311 | N,N,N-Trimethylbenzenaminium hydroxide | MFCD00041899 | Phenyltrimethylammonium hydroxide | P0245 | CHEBI:85062 | phenyltrimethyl ammonium hydroxide
CAS number1899-02-1molecular formulaC9H15NO
molecular weight153.22 g/molExact mass~25% in H₂O (1.68 M)
PSA1.000 Ųlogp-

numbering system

No numbering system information yet

physicochemical properties

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Safety information

pictogram：
GHS05
Signal word：
危险
Hazard Statement：
H315: 引起皮肤刺激 H318: 造成严重的眼睛损伤 H225: 高度易燃的液体和蒸气 H370: 对器官造成损害
Statement of Preventive Measures：
P305+P351+P338: 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P280: 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。 P301+P310: 如误吞咽：立即呼叫急救中心/医生。 P311: 打电话给毒物中心或医生。。。 P210: 远离热源，热表面，火花，明火和其他点火源。 - 禁止抽烟。 P405: 密闭存放 P501: 将内容物/容器处理到。。。 P260: 不要吸入灰尘/烟雾/气体/雾/蒸汽/喷雾。
WGK Germany：
3
Personal protective equipment：
Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US)
UN Number：
3267
Packing Group：
II

Production methods and uses

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