4-氧代-4<I>H</I>-1-苯并吡喃-3-甲腈

3-氰基色酮

品牌

Sigma-Aldrich

CAS

50743-17-4

货号

383481

包装型号

5 G, 97%

规格纯度

97%

价格

765.34 元 *本价格含增值税费

促销

数量

- +

半岛bd体育手机客户端名称：

50743-17-4
3-Cyanochromone
4-Oxo-4 H-1-benzopyran-3-carbonitrile
3-氰基色酮
4-氧代-4 H-1-苯并吡喃-3-甲腈

半岛bd体育手机客户端介绍：

半岛bd体育手机客户端说明

一般描述

3-Cyanochromone (4-Oxo-4H-1-benzopyran-3-carbonitrile), a 3-substituted chromone, is a cyano substituted 1-benzopyran-4-one. It is an α,β-unsaturated nitrile and also an α,β-unsaturated ketone. Its molecule has electron deficiency at 3 sites i.e C (carbon) at second position, C of cyano and carbonyl group. 2-Amino-3-(alkyliminomethyl)chromones are obtained as major products during its reaction with aliphatic amines.

应用

3-Cyanochromone may be used in the syntheses of following:

2-aminochromone-3-carboxamide
3-amino-4H-chromeno[3,4-d]isoxazol-4-one
3-(diaminomethylene)chroman-2,4-dione
functionalized novel spirobenzofuranones
6H-bis-[1]-benzopyrano[2,3-b:3′,4′-e]pyridin-8(8H)ones and 3-(2′-hydroxybenzoyl)-5H-[1]benzopyrano[4,3-b]pyridine

包装

5, 25 g in glass bottle

基本信息

经验(实验)分子式	C₁₀H₅NO₂
分子量	171.15
MDL编号	MFCD00052604
PubChem化学物质编号	24863972
NACRES	NA.22

半岛bd体育手机客户端性质

质量水平	100
测定	97%
mp	174-176 ℃ (lit.)
SMILES string	O=C1C(=COc2ccccc12)C#N
InChI	1S/C10H5NO2/c11-5-7-6-13-9-4-2-1-3-8(9)10(7)12/h1-4,6H
InChI key	SFWNPLLGXKJESA-UHFFFAOYSA-N

安全信息

象形图
警示用语：	Danger
危险声明	H301 - H312 + H332
预防措施声明	P261 - P264 - P280 - P301 + P310 - P302 + P352 + P312 - P304 + P340 + P312
危险分类	Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation
储存分类代码	6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGK	WGK 3
闪点(F)	Not applicable
闪点(C)	Not applicable