T4885
三氯乙酸
≥99.0% (titration), powder or crystals
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
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
200-927-2
MDL number:
Beilstein/REAXYS Number:
970119
Assay:
≥99.0% (titration)
Form:
powder or crystals
产品名称
三氯乙酸, ≥99.0% (titration)
InChI key
YNJBWRMUSHSURL-UHFFFAOYSA-N
InChI
1S/C2HCl3O2/c3-2(4,5)1(6)7/h(H,6,7)
SMILES string
OC(=O)C(Cl)(Cl)Cl
vapor density
<1 (vs air)
vapor pressure
1 mmHg ( 51 °C)
assay
≥99.0% (titration)
form
powder or crystals
refractive index
n20/D 1.62 (lit.)
pH
1 (at 25 °C, 81,7 g/L)
bp
196 °C (lit.)
mp
54-58 °C (lit.)
solubility
H2O: 1 g/10 mL
density
1.62 g/mL at 25 °C (lit.)
functional group
carboxylic acid
chloro
storage temp.
2-8°C
Quality Level
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Application
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。
signalword
Danger
hcodes
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1A
存储类别
8B - Non-combustible corrosive hazardous materials
wgk
WGK 2
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
法规信息
危险化学品
此项目有
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Jaberi ZK, et al.
Acta Chimica Slovenica, 60(1), 105-108 (2013)
Efficient, one-pot synthesis of tetrahydrobenzo [a] xanthen-11-ones and dibenzo [a, j] xanthenes using trichloroacetic acid as a solid heterogeneous catalyst under solvent-free conditions
Jaber ZK, et al.
E-Journal of Chemistry, 8(4), 1895-1899 (2011)
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