CAS 131-55-5; 2,2',4,4'-四羟基二苯甲酮; bis(2,4-dihydroxyphenyl)-methanone

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T838464

MACKLIN

2,2',4,4'-四羟基苯甲酮

98%

26元/5g; 53元/25g; 210元/100g; 1044元/500g;

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储存：室温
状态：黄色到橙色到棕褐色固体

T0118

TCI

2,2',4,4'-Tetrahydroxybenzophenone

>98.0%(HPLC)

320元/25G;

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基本信息

纯度/分析方法	>98.0%(HPLC)
分子式/分子量	C₁₃H₁₀O₅ = 246.22
外观与形状(20℃)	固体
Reaxys-RN	1914746
PubChem物质ID	87576125
SDBS (AIST Spectral DB)	1488
MDL编号	MFCD00002278

技术规格

Appearance	Orange to Green to Amber powder to crystal
Purity(HPLC)	min. 98.0 area%
Purity(Neutralization titration)	min. 97.0 %
Melting point	197.0 to 202.0 ℃
Solubility in Methanol	almost transparency

物性(参考值)

熔点	197 ℃
溶解性(可溶于)	甲醇

安全信息

图形或危害标志
信号词	警告
危险性说明	H303 : 吞咽可能有害。 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。 P312 : 如感觉不适，呼叫急救中心/医生。 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。

相关法规

RTECS#

DJ1892000

417769

J&K

2,2',4,4'-Tetrahydroxybenzophenone

99%

202元/25G; 607元/100G;

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基本信息

分子式	C₁₃H₁₀O₅
分子量	246.22
熔点	198-200
MDL编码	MFCD00002278
Beilstein	1914746
EINECS 编号	205-028-9

安全信息

图形或危害标志
提示语	Warning
危险说明	H302 H315 H319 H335
防范说明	P261 P305+P351+P338
WGK	3
RTECS	DJ1892000
TSCA	是

A10237

Alfa Aesar

2,2',4,4'-Tetrahydroxybenzophenone

98+%

794元/25g; 2425元/100g;

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应用
2,2',4,4'-Tetrahydroxybenzophenone is used as the raw material of ultraviolet absorbers in cosmetics, plastics, resins and rubber. It is used as pharmaceutical intermediates and light-sensitive materials. It is also used as pharmaceutical adjuvant.

备注
Store away from oxidizing agents. Store in a cool, dry condition in well sealed containers.

基本信息

MDL
MFCD00002278

EINECS
205-028-9

分子式
C₁₃H₁₀O₅

分子量
246.22

熔点
198-203°

密度
1.216

灵敏度
Ambient temperatures.

形态
Powder

溶解性
Slightly soluble in water.

Beilstein
1914746

GHS危害和防范说明

GHS符号

Hazard Statements
H302-H315-H319-H335
Harmful if swallowed.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
22-36/37/38
Harmful if swallowed.Irritating to eyes, respiratory system and skin.

安全等级
26-36/37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.

欧盟危险品标志

RTECS
DJ1892000

TSCA
是

R11190

Alfa Aesar

2,2',4,4'-Tetrahydroxybenzophenone Standard solution

100ppm

210元/1ml;

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T16403

Sigma-Aldrich

2,2′,4,4′-Tetrahydroxybenzophenone

97%

459.33元/25 G; 1258.89元/100 G;

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基本信息

线性分子式	[(HO)₂C₆H₃]₂CO
分子量	246.22
EC 号	205-028-9
MDL编号	MFCD00002278
PubChem化学物质编号	24899983
NACRES	NA.22

产品性质

质量水平	100
测定	97%
mp	198-200 ℃ (lit.)
SMILES string	Oc1ccc(c(O)c1)C(=O)c2ccc(O)cc2O
InChI	1S/C13H10O5/c14-7-1-3-9(11(16)5-7)13(18)10-4-2-8(15)6-12(10)17/h1-6,14-17H
InChI key	WXNRYSGJLQFHBR-UHFFFAOYSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H302 - H317 - H319
预防措施声明	P261 - P264 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338
危险分类	Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Sens. 1A
储存分类代码	11 - Combustible Solids
WGK	WGK 3
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	dust mask type N95 (US), Eyeshields, Gloves

217123

Fluorochem

Bis(2,4-dihydroxyphenyl)methanone

95%

264元/10g; 462元/25g; 1364元/100g;

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基本信息

CAS Number	131-55-5
MDL Number	MFCD00002278
Melting Point	197℃

安全信息

图形或危害标志
危险性说明	H302: Harmful if swallowed. 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. P270: Do not eat, drink or smoke when using this product. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304: IF INHALED: . 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 . on this label). P330: Rinse mouth. 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 local regulations.