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Merck

95580

Supelco

口山吨氢醇

for the detection of urea, ≥99.0% (HPLC)

别名:

9-羟基呫吨, 氧杂蒽醇

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About This Item

经验公式(希尔记法):
C13H10O2
CAS号:
分子量:
198.22
Beilstein:
10395
EC 号:
MDL编号:
UNSPSC代码:
12164500
PubChem化学物质编号:
NACRES:
NA.21

质量水平

方案

≥99.0% (HPLC)

表单

powder

质量

for the detection of urea

杂质

~1% xanthone

mp

123-128 °C
127-128 °C (lit.)

官能团

hydroxyl

储存温度

2-8°C

SMILES字符串

OC1c2ccccc2Oc3ccccc13

InChI

1S/C13H10O2/c14-13-9-5-1-3-7-11(9)15-12-8-4-2-6-10(12)13/h1-8,13-14H

InChI key

JFRMYMMIJXLMBB-UHFFFAOYSA-N

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应用

呫吨醇可用作以下过程的衍生剂:
  • 使用高效液相色谱(HPLC)技术分析尿液和葡萄酒样品中的尿素;
  • 通过气相色谱-质谱法(GC-MS)分析地表水中的痕量氨基甲酸酯农药。

其他说明

用于检测尿素的试剂

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Trace level determinations of carbamate pesticides in surface water by gas chromatography?mass spectrometry after derivatization with 9-xanthydrol.
Yang Y-E and Shin S-H
Journal of Chromatography A, 1305(1-2), 328-332 (2013)
R.W. Kiser et al.
Analytical Chemistry, 33, 314-314 (1961)
Kumiko Yamazaki et al.
Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 29(5), 705-715 (2012-01-20)
A novel GC-MS method was developed for the determination of acrylamide, which is applicable to a variety of processed foods, including potato snacks, corn snacks, biscuits, instant noodles, coffee, soy sauces and miso (fermented soy bean paste). The method involves
Shona Clark et al.
Journal of chromatography. A, 1161(1-2), 207-213 (2007-06-16)
A high-performance liquid chromatography (HPLC) method for the determination of urea that incorporates automated derivatisation with xanthydrol (9H-xanthen-9-ol) is described. Unlike the classic xanthydrol approach for the determination of urea, which involves the precipitation of dixanthylurea (N,N'-di-9H-xanthen-9-ylurea), the derivatisation procedure
P V Biles et al.
Journal of AOAC International, 81(6), 1155-1161 (1998-12-16)
Contamination of food and food packaging material by rodent urine is evidence of insanitary conditions. Urea from rodent urine is used as a chemical indicator of contamination. The limit of detection of the xanthydrol/urea AOAC Method 959.14 by formation of

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