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1'3-双羟甲基脲

1'3-双羟甲基脲用途

系尿素和甲醛反应制备氨基树脂的中间体之一，羟甲基具有反应活性。

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1'3-双羟甲基脲名称

[ CAS 号 ]:
140-95-4

[ 中文名 ]:
1'3-双羟甲基脲

[ 英文名 ]:
Dimethylolurea

[中文别名 ]:

[英文别名 ]:

N,N'-Bis(hydroxymethyl) urea
Urea, N,N'-bis(hydroxymethyl)-
EINECS 205-444-0
MFCD00014414
1,3-BIS-HYDROXYMETHYL-UREA
1,3-Bis(hydroxymethyl)urea
N,N’-Bis(hydroxymethyl)urea

1'3-双羟甲基脲物理化学性质

[ 密度 ]:
1.4±0.1 g/cm3

[ 沸点 ]:
460.5±30.0 °C at 760 mmHg

[ 熔点 ]:
125 °C (dec.)(lit.)

[ 分子式 ]:
C₃H₈N₂O₃

[ 分子量 ]:
120.107

[ 闪点 ]:
232.3±24.6 °C

[ 精确质量 ]:
120.053490

[ PSA ]:
81.59000

[ LogP ]:
-2.61

[ 外观性状 ]:
白色晶体粉末

[ 蒸汽压 ]:
0.0±2.6 mmHg at 25°C

[ 折射率 ]:
1.509

[ 储存条件 ]:
2-8°C

[ 水溶解性 ]:
150 g/L

1'3-双羟甲基脲MSDS

1'3-双羟甲基脲安全信息

[ 危害码 (欧洲) ]:
T:Toxic;

[ 风险声明 (欧洲) ]:
R45

[ 安全声明 (欧洲) ]:
S24/25-S45-S53

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
3

[ RTECS号 ]:
YS2716350

[ 海关编码 ]:
2924199090

1'3-双羟甲基脲合成路线

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1'3-双羟甲基脲制备

可由尿素和甲醛在盐类或碱性催化剂存在下制得，继续反应得到氨基树脂。

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1'3-双羟甲基脲海关

[ 海关编码 ]: 2924199090

[ 中文概述 ]:
2924199090. 其他无环酰胺（包括无环氨基甲酸酯)(包括其衍生物及盐）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 包装

[ Summary ]:
2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

1'3-双羟甲基脲文献

Structure and Characterization of Eriphia verrucosa Hemocyanin.

Mar. Biotechnol. 17 , 743-52, (2015)

Arthropod hemocyanins (Hcs) are a family of large extracellular oxygen-transporting proteins with high molecular mass and hexameric or multi-hexameric molecular assembly. This study reports for the fi...

Urinary excretion and metabolism of miglustat and valproate in patients with Niemann-Pick type C1 disease: One- and two-dimensional solution-state (1)H NMR studies.

J. Pharm. Biomed. Anal. 117 , 276-88, (2015)

Niemann-Pick type C1 (NP-C1) disease is a neurodegenerative lysosomal storage disease for which the only approved therapy is miglustat (MGS). In this study we explored the applications and value of bo...

Reactivity and enantioselectivity in the reactions of scalemic stereogenic alpha-(N-carbamoyl)alkylcuprates.

J. Org. Chem. 69(9) , 3076-86, (2004)

Stereogenic 2-(N-carbamoyl)pyrrolidinylcuprates prepared from scalemic (i.e., enantioenriched) N-Boc-2-lithiopyrrolidine and THF soluble CuCN.2LiCl react with vinyl iodides, vinyl triflates, beta-iodo...

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