CAS 5720-05-8; 对甲基苯硼酸; p-tolueneboronic acid

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产品名称

规格

包装、参考价格

详情

T819559

MACKLIN

对甲基苯硼酸

97%

30元/1g; 36元/5g; 83元/25g; 208元/100g; 908元/500g;

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储存：2~8°C
状态：白色到灰白色粉末或固体或块状

M1126

TCI

4-Methylphenylboronic Acid (contains varying amounts of Anhydride)

505元/5G; 1650元/25G;

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基本信息

分子式/分子量	C₇H₉BO₂ = 135.96
外观与形状(20℃)	固体
Reaxys-RN	2935970
PubChem物质ID	87573090
MDL编号	MFCD00039138

技术规格

Appearance	White to Light yellow to Light orange powder to crystal
Purity(Neutralization titration)	97.0 to 115.0 %

物性(参考值)

溶解性(可溶于)

苯,甲醇,乙醚,乙醇

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。

相关法规

RTECS#

XS7400000

142433

J&K

4-Methylphenylboronic acid

98%

176元/1G; 572元/5G; 2540元/25G;

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基本信息

分子式	C₇H₉BO₂
分子量	135.96
熔点	256-263
MDL编码	MFCD00039138
Beilstein	2935970

安全信息

图形或危害标志
提示语	Warning
危险说明	H316 H320 H335
防范说明	P281 P305+P351+P338
WGK	3
RTECS	XS7400000
TSCA	否

05-1051

Strem

p-Tolylboronic acid

min. 97%

1365元/5g; 5460元/25g;

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A13347

Alfa Aesar

4-Methylbenzeneboronic acid

98%

668元/1g; 2070元/5g; 9248元/25g;

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应用
4-Methylbenzeneboronic acid, is a commonly used chemical in Suzuki coupling reactions. It is also used as an intermediate in pharmaceutical industry

备注
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Keep away from strong oxidizing agents.

基本信息

MDL
MFCD00039138

分子式
C₇H₉BO₂

分子量
135.96

熔点
246-254°

灵敏度
Ambient temperatures.

形态
Powder

溶解性
It is soluble in water.

Beilstein
2935970

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
XS7400000

TSCA
否

393622

Sigma-Aldrich

p-Tolylboronic acid

97%

393.83元/1 G; 1714.79元/10 G;

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产品说明

应用

试剂用于

钯 (Pd) 催化的直接芳基化
直接钯 (II) 催化合成
水中 Suzuki-Miyaura 交叉偶联的钯催化芳基化
环钯化反应
串联型钯 (II) 催化的氧化 Heck 反应和分子内 C-H 酰胺化反应
钌催化直接芳基化
铑催化不对称共轭加成
无配体铜催化的交叉偶联反应
Suzuki-Miyaura 和 Sonogashira 交叉偶联反应的区域选择性芳基化和炔基化
无配体 Suzuki、Sonogashira 和 Heck 交叉偶联反应

制备过程中使用的试剂

溴代芳烃的 Suzuki-Miyaura 交叉偶联反应的催化剂
通过点击离子共聚物固定的，用于 Suzuki-Miyaura 在水中的交叉偶联反应的可再循环的钯纳米颗粒催化剂

包装

1, 10 g in glass bottle

基本信息

线性分子式	CH₃C₆H₄B(OH)₂
分子量	135.96
Beilstein	2935970
MDL编号	MFCD00039138
PubChem化学物质编号	24864529
NACRES	NA.22

产品性质

质量水平	100
测定	97%
mp	256-263 ℃ (lit.)
SMILES string	Cc1ccc(cc1)B(O)O
InChI	1S/C7H9BO2/c1-6-2-4-7(5-3-6)8(9)10/h2-5,9-10H,1H3
InChI key	BIWQNIMLAISTBV-UHFFFAOYSA-N

安全信息

储存分类代码	13 - Non 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

274985

Amethyst

4-Methylphenylboronic acid

98%, 用于合成

49元/1G;

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基本信息

分子式	C₇H₉BO₂
分子量	135.96
熔点	256-263
MDL编码	MFCD00039138
Beilstein	2935970

安全信息

图形或危害标志
提示语	Warning
危险说明	H316 H320 H335
防范说明	P281 P305+P351+P338
WGK	3
RTECS	XS7400000
TSCA	否

010854

Fluorochem

4-Tolyboronic acid

98%

220元/1g; 242元/5g; 352元/25g; 1034元/100g;

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基本信息

CAS Number	5720-05-8
MDL Number	MFCD00039138

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 .