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Merck
CN

27242

Sigma-Aldrich

三氯乙酸

puriss., meets analytical specification of Ph. Eur., USP 21, 99-100.5% (calc. to the dried substance)

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 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.21

蒸汽密度

<1 (vs air)

质量水平

蒸汽压

1 mmHg ( 51 °C)

等级

puriss.

方案

99-100.5% (calc. to the dried substance)

质量

meets analytical specification of Ph. Eur., USP 21

灼烧残渣

≤0.02% (as SO4)

缺失

≤0.5% loss on drying, 18 h (on silica gel)

折射率

n20/D 1.62 (lit.)

沸点

196 °C (lit.)

mp

54-58 °C (lit.)

溶解性

soluble 81.7 g/L at 20 °C (completely)

密度

1.62 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤500 mg/kg

痕量阳离子

Fe: ≤20 mg/kg

SMILES字符串

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

InChI

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

InChI key

YNJBWRMUSHSURL-UHFFFAOYSA-N

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应用

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。
可使用催化剂量的三氯乙酸来提高从邻氨基苯甲酸合成苯二重氮-2-羧酸盐时的产量。

象形图

CorrosionEnvironment

警示用语:

Danger

危险声明

危险分类

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

储存分类代码

8B - Non-combustible corrosive hazardous materials

WGK

WGK 2

闪点(°F)

>235.4 °F - closed cup

闪点(°C)

> 113 °C - closed cup

个人防护装备

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

法规信息

危险化学品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Benzenediazonium-2-Carboxylate and Biphenylene.
Logullo FM, et al
Organic Syntheses, 5, 54-54 (1973)
Solubility of albumin in alcohol after precipitation by trichloroacetic acid: a simplified procedure for separation of albumin.
J R DEBRO et al.
Nature, 178(4541), 1067-1067 (1956-11-10)
A microcolorimetric method for the determination of inorganic phosphorus.
H H TAUSSKY et al.
The Journal of biological chemistry, 202(2), 675-685 (1953-06-01)
S L Herren-Freund et al.
Toxicology and applied pharmacology, 90(2), 183-189 (1987-09-15)
Trichloroethylene (TCE) has previously been shown to be carcinogenic in mouse liver when administered by daily gavage in corn oil. The metabolism of TCE results, in part, in the formation of trichloroacetic acid (TCA) as a major metabolite and dichloroacetic
Inga Müller et al.
PloS one, 9(5), e97285-e97285 (2014-05-27)
Members of the MYC family are the most frequently deregulated oncogenes in human cancer and are often correlated with aggressive disease and/or poorly differentiated tumors. Since patients with MYCN-amplified neuroblastoma have a poor prognosis, targeting MYCN using small molecule inhibitors

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