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Merck
CN

217328

三氯乙酰异氰酸酯

96%

别名:

2,2,2-Trichloroacetyl isocyanate, alpha,alpha,alpha-Trichloroacetyl isocyanate

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关于此项目

线性分子式:
Cl3CCONCO
化学文摘社编号:
分子量:
188.40
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
221-165-7
Beilstein/REAXYS Number:
971201
MDL number:
Assay:
96%
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Quality Level

assay

96%

refractive index

n20/D 1.480 (lit.)

bp

80-85 °C/20 mmHg (lit.)

density

1.581 g/mL at 25 °C (lit.)

functional group

amine, chloro, isocyanate

storage temp.

2-8°C

SMILES string

ClC(Cl)(Cl)C(=O)N=C=O

InChI

1S/C3Cl3NO2/c4-3(5,6)2(9)7-1-8

InChI key

GRNOZCCBOFGDCL-UHFFFAOYSA-N

General description

三氯乙酰基异氰酸酯的构象稳定性和振动IR和拉曼光谱已有研究。三氯乙酰基异氰酸酯通常被用作醇、酚和胺的13C NMR研究中的原位衍生化试剂。它可与脱水-2-脱氧-D-赤式- 和 -L-苏式-戊-1-烯醇,以及1,5-脱水-2-脱氧-D- 和 -L-阿拉伯-己-1-烯醇进行1,5-环加成反应,产生[2+2]和[4+2]环加成物。

Application

三氯乙酰基异氰酸酯可用于1-羟基碳水化合物的催化一锅脱水糖基化。它也被用作将醇转化为氨基甲酸酯的试剂†。


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signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Eye Dam. 1 - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1

存储类别

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

150.8 °F - closed cup

flash_point_c

66 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Hassan M Badawi et al.
Journal of molecular modeling, 8(2), 44-49 (2002-05-29)
The conformational stability and vibrational infrared and Raman spectra of trichloroacetyl isocyanate (CCl3CONCO) were investigated by ab initio MP2 and density functional B3LYP calculations using the 6-311++G** basis set. From the potential energy scans of the internal rotations in both
NMR spectral studies-XII: Trichloroacetyl isocyanate as an in situ derivatizing reagent for 13C NMR spectroscopy of alcohols, phenols and amines.
Bose AK and Srinivasan PR.
Tetrahedron, 31(24), 3025-3029 (1975)
[2+ 2] Cycloaddition of trichloroacetyl isocyanate to glycals.
Chmielewski M and Kaluza Z.
Carbohydrate Research, 167, 143-152 (1987)



全球贸易项目编号

货号GTIN
217328-1G04061836817848
217328-10G04061836817831