CAS 20426-12-4; 4-hydroxychalcone

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H793289

MACKLIN

4-羟基查耳酮

10mM in DMSO

516元/1ml;

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储存：-20°C

H858405

MACKLIN

4-羟基查耳酮

97%

58元/1g; 196元/5g; 960元/25g;

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储存：室温,干燥
状态：黄色晶体或粉末或结晶粉末

A15307

Alfa Aesar

4-Hydroxychalcone

97%

1286元/5g; 3069元/25g; 10778元/100g;

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应用
4-Hydroxychalcone is used as anti-angiogenesis, antineoplastic. It is also used as organic intermediates.

备注
Store at 4?°C. Incompatible with oxidizing agents.

基本信息

MDL
MFCD00016488

EINECS
000-000-0

分子式
C₁₅H₁₂O₂

分子量
224.26

熔点
183-185°

灵敏度
Ambient temperatures.

形态
Crystalline powder

溶解性
Insoluble in water.

Beilstein
2049155

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.

RTECS
UD1675000

TSCA
否

S350664

4-Hydroxychalcone

Aldrich^CPR

2797.55元/250MG;

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产品说明

其他说明

Please note that sigma-aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. sigma-aldrich does not collect analytical data for this product. Buyer assumes responsibility to confirm product identity and/or purity. All sales are final.

NOTWITHSTANDING ANY CONTRARY PROVISION CONTAINED IN SIGMA-ALDRICH'S STANDARD TERMS AND CONDITIONS OF SALE OR AN AGREEMENT BETWEEN SIGMA-ALDRICH AND BUYER, SIGMA-ALDRICH SELLS THIS PRODUCT AS-IS AND MAKES NO REPRESENTATION OR WARRANTY WHATSOEVER WITH RESPECT TO THIS PRODUCT, INCLUDING ANY (A) WARRANTY OF MERCHANTABILITY; (B) WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE; OR (C) WARRANTY AGAINST INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OF A THIRD PARTY; WHETHER ARISING BY LAW, COURSE OF DEALING, COURSE OF PERFORMANCE, USAGE OF TRADE OR OTHERWISE.

基本信息

线性分子式	C₁₅H₁₂O₂
分子量	224.262
MDL编号	MFCD00016488

003114

Fluorochem

4-Hydroxychalcone

97%

220元/1g; 550元/5g; 1650元/50g; 2640元/100g;

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基本信息

CAS Number	20426-12-4
MDL Number	MFCD00016488
Melting Point	182-185℃

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 .