CAS 4143-64-0; 3',4'-Dihydroxyflavone

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D869404

MACKLIN

3',4'-二羟基黄酮

97%

535元/200mg; 1764元/1g;

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储存：室温
状态：浅黄色到棕色粉末到晶体

D4884

TCI

3',4'-Dihydroxyflavone

>97.0%(T)

980元/200MG; 3390元/1G;

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基本信息

纯度/分析方法	>97.0%(T)
分子式/分子量	C₁₅H₁₀O₄ = 254.24
外观与形状(20℃)	固体
Reaxys-RN	212540
PubChem物质ID	354334115
MDL编号	MFCD00017600

技术规格

Appearance	Light yellow to Brown powder to crystal
Purity(GC)	min. 95.0 %
Purity(Neutralization titration)	min. 97.0 %
Melting point	246.0 to 250.0 ℃

物性(参考值)

熔点	248 ℃
最大吸收波长	343(EtOH) nm

L14161

Alfa Aesar

3',4'-Dihydroxyflavone

97%

1359元/100mg; 5033元/500mg;

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基本信息

MDL
MFCD00017600

分子式
C₁₅H₁₀O₄

分子量
254.24

熔点
249-252°

Beilstein
212540

GHS危害和防范说明

GHS符号

Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
36/37/38
Irritating to eyes, respiratory system and skin.

安全等级
26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

TSCA
否