27242
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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关于此项目
线性分子式:
Cl3CCOOH
化学文摘社编号:
分子量:
163.39
UNSPSC Code:
12352100
NACRES:
NA.21
PubChem Substance ID:
EC Number:
200-927-2
Beilstein/REAXYS Number:
970119
MDL number:
Quality Level
vapor density
<1 (vs air)
vapor pressure
1 mmHg ( 51 °C)
grade
puriss.
assay
99-100.5% (calc. to the dried substance)
quality
meets analytical specification of Ph. Eur., USP 21
ign. residue
≤0.02% (as SO4)
loss
≤0.5% loss on drying, 18 h (on silica gel)
refractive index
n20/D 1.62 (lit.)
bp
196 °C (lit.)
mp
54-58 °C (lit.)
solubility
soluble 81.7 g/L at 20 °C (completely)
density
1.62 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤500 mg/kg
cation traces
Fe: ≤20 mg/kg
SMILES string
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
Application
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。
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。
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signalword
Danger
hcodes
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1A
flash_point_f
>235.4 °F - closed cup
flash_point_c
> 113 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
存储类别
8A - Combustible corrosive hazardous materials
法规信息
危险化学品
此项目有
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)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| CDS000215-250MG | 04061828963898 |