CAS 2657-25-2; 4'-hydroxychalcone

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H856311

MACKLIN

4-羟基查耳酮

97%

49元/1g; 106元/5g; 336元/25g; 1076元/100g; 4350元/500g;

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储存：室温,干燥
状态：白色到浅黄色到黄色到浅橙色到绿色粉末或晶体或结晶粉末

H795943

MACKLIN

4-羟基查耳酮

10mM in DMSO

185元/1ml;

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储存：-20°C

H0945

TCI

4'-Hydroxychalcone

>95.0%(GC)

495元/5G;

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基本信息

纯度/分析方法	>95.0%(GC)
分子式/分子量	C₁₅H₁₂O₂ = 224.26
外观与形状(20℃)	固体
Reaxys-RN	2049150
PubChem物质ID	87571301
MDL编号	MFCD00016484

技术规格

Appearance	Light orange to Yellow to Green powder to crystal
Purity(GC)	min. 95.0 %
Melting point	173.0 to 178.0 ℃

物性(参考值)

熔点

174 ℃

安全信息

图形或危害标志
信号词	警告
危险性说明	H315 : 造成皮肤刺激。 H319 : 造成严重眼刺激。
防范说明	P264 : 作业后彻底清洗皮肤。 P280 : 戴防护手套/戴防护眼罩/戴防护面具。 P302 + P352 : 如皮肤沾染：用水充分清洗。 P337 + P313 : 如仍觉眼刺激：求医/就诊。 P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。 P332 + P313 : 如发生皮肤刺激：求医/就诊。

415260

J&K

4'-Hydroxychalcone

97%

142元/1G; 361元/5G;

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基本信息

分子式	C₁₅H₁₂O₂
分子量	224.26
熔点	175-177
MDL编码	MFCD00016484
Beilstein	2049150

安全信息

图形或危害标志
提示语	Warning
危险说明	H315 H319 H335
防范说明	P261 P302+P352 P305+P351+P338 P321 P405 P501A
TSCA	否

A10838

Alfa Aesar

4'-Hydroxychalcone

97%

1401元/5g; 3372元/25g;

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基本信息

MDL
MFCD00016484

分子式
C₁₅H₁₂O₂

分子量
224.26

熔点
175-177°

形态
Crystalline powder

Beilstein
2049150

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

003112

Fluorochem

4'-Hydroxychalcone

97%

220元/1g; 264元/5g; 484元/10g; 858元/25g;

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基本信息

CAS Number	2657-25-2
MDL Number	MFCD00016484
Melting Point	175-177℃

安全信息

图形或危害标志
危险性说明	H315: Causes skin irritation. H319: Causes serious eye irritation. H335: May cause respiratory irritation.
防范说明	P233: Keep container tightly closed. P260: Do not breathe . P261: Avoid breathing . P264: Wash hands thoroughly after handling. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P321: Specific treatment (see relevant procedures. on this label). P332 + P313: If skin irritation occurs: Get medical advice/ attention. P337 + P313: If eye irritation persists: Get medical advice/attention. P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P362: Take off contaminated clothing and wash before reuse. P403: Store in a well-ventilated place. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: Store locked up. P501: Dispose of contents/container to in accordance with local regulation .