百科

海因

CAS号：461-72-3

英文名：hydantoin

分子式

C3H4N2O2

熔点

218-220°C(lit.)

密度

1.356g/cm3

分子量

100.076

沸点

溶解度

SLIGHTLY SOLUBLE

信号词

危险品标志

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化合物简介

乙内酰脲，也称海因（Hydantoin），学名咪唑啉啶-2,4-二酮，是一个五元含氮饱和杂环化合物。它可以看作一分子乙醇酸和一分子尿素发生两次缩合后生成的产物。是咪唑的衍生物，属于双内酰胺和酰亚胺类。是一些药物的核心结构。

基本信息

中文名称

海因

英文名称

hydantoin

中文别名

咪唑烷基二酮、乙内酰脲、2,4-咪唑烷基二酮、脲基乙酸内酰胺、2,4-咪唑啉二酮、2,4-咪唑啶二酮

英文别名

2,4-imidazolidindione、2,4-Imidazolidinedione、2,4-diketo-imidazolidine、2,4-dioxoimidazolidine、imidazolidine-2,4-dione、Dantochlor、Glycolylurea、HYDANTOIN、imidazolidinyl-2,4-dione

CAS号

461-72-3

分子式

C3H4N2O2

分子量

100.076

精确质量

100.027

PSA

58.2

LOGP

-0.5166

编号系统

MDL号

MFCD00005259

物化性质

外观与性状

白色结晶粉末

密度

1.356g/cm3

熔点

218-220°C(lit.)

折射率

1.702

水溶解性

SLIGHTLY SOLUBLE

稳定性

Stable under normal temperatures and pressures.

储存条件

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

蒸汽压

0.00448mmHg at 25°C

安全信息

RTECS号

MT8210000

安全说明

S24/25

危险类别码

R36/37/38

WGK Germany

3

海关编码

2933210000

危险品标志

Xi

生产方法及用途

用途

制药、氨基酸、感光材料、有机合成原料。

合成路线

共找到53条合成路线 >

海因酸

4,5-dihydroxy-1,3-dimethyl-4,5-diphenyltetrahydroimidazole-2-thione

4,5-dihydroxy-1,3-dimethyl-4,5-diphenyltetrahydroimidazole-2-thione

异丙醇

1350618-26-6

N,N′-二甲基硫脲

N,N′-二甲基硫脲

联苯甲酰

海关数据

共找到8个国家海关数据 >

国家/地区名称	海关编码	更新时间	操作
中国	2933210000	2019-03	查看
美国	2933999700	2019-03	查看
印度	29332100	2019-03	查看
欧盟	29339980	2019-03	查看
英国	2933998090	2019-03	查看
日本	293399090	2019-03	查看
韩国	2933999000	2019-03	查看
加拿大	2933210000	2019-03	查看

上游原料

共找到66个上游原料 >

芰皂配基

hydantoic acid methylamide

hydantoic acid methylamide

4-硫氧代-2-咪唑啉酮

4-硫氧代-2-咪唑啉酮

N-ethoxycarbonyl-glycine amide

N-ethoxycarbonyl-glycine amide

下游产品

共找到43个下游商品 >

1,3-二氢咪唑-2-酮

1,3-二氢咪唑-2-酮

5-(dimethylaminomethylidene)-3-methylimidazolidine-2,4-dione

5-(dimethylaminomethylidene)-3-methylimidazolidine-2,4-dione

5-[(3-nitrophenyl)methylidene]imidazolidine-2,4-dione

5-[(3-nitrophenyl)methylidene]imidazolidine-2,4-dione

(5Z)-5-[(2-hydroxyphenyl)methylidene]imidazolidine-2,4-dione

(5Z)-5-[(2-hydroxyphenyl)methylidene]imidazolidine-2,4-dione

5-(hydroxydiphenylmethyl)-2,4-imidazolidinedione

5-(hydroxydiphenylmethyl)-2,4-imidazolidinedione

5-[(3,4,5-trimethoxyphenyl)methylidene]imidazolidine-2,4-dione

5-[(3,4,5-trimethoxyphenyl)methylidene]imidazolidine-2,4-dione

上游原料

芰皂配基 hydantoic acid methylamide 尿素 4-硫氧代-2-咪唑啉酮水 N-ethoxycarbonyl-glycine amide 甘氨酸乙酯盐酸盐 2-bromo-N-carbamoylacetamide N-(1-ethyl-2-hydroxyethyl)urea 氯乙酸 3-(morpholin-4-ylmethyl)imidazolidine-2,4-dione methyl 2-(hydroxymethoxy)acetate 1-acetyl-2-methylsulfanyl-4-imidazolidinone 氨基乙腈尿囊素海因酸甘氨酸 diureido-malonic acid 甲醛脲啶乙酸乙酯 4,5-dihydroxy-1,3-dimethyl-4,5-diphenyltetrahydroimidazole-2-thione 氰化钠 hydantoin amide N-carbamoyl-4-hydroxy-2,5-dioxoimidazolidine-4-carboxamide 仲班酸 methyl 2-cyanamidoacetate 3-hydroxypropylurea 氨基乙腈盐酸盐甲基酮环己酯氯磺酰异氰酸酯 Glyoxal N-(2-acetylaminoethyl)-N'-phenylurea 4-[(2-methyl-4-quinolinyl)methoxy]-benzoic acid hydantoic acid methyl ester 盐酸异丙醇氰酸钾 1,3-bis-morpholin-4-ylmethyl-imidazolidine-2,4-dione 甲烷离子(2+) 4,5-二羟基四氢-2H-咪唑-2-酮 1-苯甲酰基-2-硫代-4-咪唑烷酮氰基甲醇甲醛氰醇二乙基脲基丙二酸酯丙二酰胺氰基甲基脲 (1-(4-(methylsulfonyl)phenyl)-5-phenyl-1H-pyrazol-3-yl)methyl glycylcarbamate 碳酸铵 2-硫代乙内酰脲

下游产品

1,3-二氢咪唑-2-酮 5-(dimethylaminomethylidene)-3-methylimidazolidine-2,4-dione 5-[(3-nitrophenyl)methylidene]imidazolidine-2,4-dione (5Z)-5-[(2-hydroxyphenyl)methylidene]imidazolidine-2,4-dione 5-(hydroxydiphenylmethyl)-2,4-imidazolidinedione 5-[(3,4,5-trimethoxyphenyl)methylidene]imidazolidine-2,4-dione 1,3-二氮杂螺[4.4]壬烷-2,4-二酮尿素 5-风化煤磷酸二乙酯仲班酸 β-羟乙基脲 3-(Dichloro-fluoro-methylsulfanyl)-imidazolidine-2,4-dione 1-[(4-methoxyphenyl)methyl]imidazolidine-2,4-dione 5-(furan-2-ylmethylidene)imidazolidine-2,4-dione 5-propan-2-ylideneimidazolidine-2,4-dione (5Z)-5-[[4-(dimethylamino)phenyl]methylidene]imidazolidine-2,4-dione 5-[(2,4-dichlorophenyl)methylidene]imidazolidine-2,4-dione 5-[(2-chlorophenyl)methylidene]imidazolidine-2,4-dione 4-氯亚苄基海因 3-(morpholin-4-ylmethyl)imidazolidine-2,4-dione 三乙胺盐酸盐 5-[(4-methylphenyl)methylidene]imidazolidine-2,4-dione 5-[(3-chlorophenyl)methylidene]imidazolidine-2,4-dione 3-[2-(3,4-dihydronaphthalen-1-yl)ethyl]imidazolidine-2,4-dione 1,3-二甲基海因 1-N-丁基乙内酰脲苯频哪醇 2-(4-氟苯甲酰基)乙酸 1,3,8-三氮杂螺[4.5]癸烷-2,4-二酮 5-[(3,4-dichlorophenyl)methylidene]imidazolidine-2,4-dione 5-溴海因尿囊素 5-(2-甲氧基苯基)亚甲基海因海因酸对羟基苯海因甘氨酸 1,3-二溴咪唑烷-2,4-二酮 5-(1,3-benzodioxol-5-ylmethylidene)imidazolidine-2,4-dione 3-甲基-咪唑啉-2,4-二酮 3-[2-(5-chloro-3,4-dihydronaphthalen-1-yl)ethyl]imidazolidine-2,4-dione N-甲基-2,4-二氧代-1-咪唑烷甲酰胺 5-[(3,4-dihydroxyphenyl)methylidene]imidazolidine-2,4-dione 3-[(4-chlorophenyl)methyl]imidazolidine-2,4-dione