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Merck

T4885

Sigma-Aldrich

三氯乙酸

≥99.0% (titration)

别名:

TCA

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About This Item

线性分子式:
Cl3CCOOH
CAS号:
分子量:
163.39
Beilstein:
970119
EC號碼:
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.21

蒸汽密度

<1 (vs air)

品質等級

蒸汽壓力

1 mmHg ( 51 °C)

化驗

≥99.0% (titration)

折射率

n20/D 1.62 (lit.)

bp

196 °C (lit.)

mp

54-58 °C (lit.)

溶解度

H2O: 1 g/10 mL

密度

1.62 g/mL at 25 °C (lit.)

官能基

carboxylic acid
chloro

儲存溫度

2-8°C

SMILES 字串

OC(=O)C(Cl)(Cl)Cl

InChI

1S/C2HCl3O2/c3-2(4,5)1(6)7/h(H,6,7)

InChI 密鑰

YNJBWRMUSHSURL-UHFFFAOYSA-N

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相关类别

應用

三氯乙酸(TCA)可作为催化剂合成:
  • β-烯胺酮,通过1,3-二羰基化合物与胺的缩合反应。
  • 6-氨基-3-甲基-1,4-diphenyl-1,4-二氢吡喃[2,3-c]吡唑-5-腈衍生物,通过乙酸乙酯、苯肼、丙二腈、芳醛的四成分缩合反应.
  • 四氢苯并[a]吨酚-11-酮,通过醛、2-萘酚和二酮的三成分反应。

传统上用于沉淀蛋白质。用于通过定量沉淀测定蛋白质浓度。用作脱钙剂和显微镜样品的固定剂。

象形圖

CorrosionEnvironment

訊號詞

Danger

危險聲明

危險分類

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1A

儲存類別代碼

8B - Non-combustible corrosive hazardous materials

水污染物質分類(WGK)

WGK 2

閃點(°F)

>235.4 °F - closed cup

閃點(°C)

> 113 °C - closed cup

個人防護裝備

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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