Merck
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U1250

Sigma-Aldrich

尿素

ReagentPlus®, ≥99.5%, pellets

Synonym(s):
碳酰二胺, 碳酰胺
Linear Formula:
NH2CONH2
CAS Number:
Molecular Weight:
60.06
Beilstein:
635724
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.21

质量水平

300

产品线

ReagentPlus®

测定

≥99.5%

形式

pellets

mp

132-135 °C (lit.)

溶解性

H2O: 8 M

密度

1.335 g/mL at 25 °C (lit.)

SMILES string

NC(N)=O

InChI

1S/CH4N2O/c2-1(3)4/h(H4,2,3,4)

InChI key

XSQUKJJJFZCRTK-UHFFFAOYSA-N

Gene Information

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一般描述

尿素是离液剂,用于蛋白质变性。它扰乱了蛋白质的二级、三级和四级结构中的氢键。尿素还可以干扰 DNA 二级结构中存在的氢键。

应用

尿素已用作蛋白质变性剂。
用于蛋白质变性以及作为不溶性或变性蛋白的温和增溶剂。可用于从已由 6M 盐酸胍变性的样品(如包涵体)复性蛋白质。可与盐酸胍和二硫苏糖醇 (DTT) 一起用于复性变性蛋白以恢复其天然或活性形式。

包装

1 kg in poly bottle
5 kg in poly drum

法律信息

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

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