CAS 844501-71-9; 1h-吡唑-3-硼酸频哪酯; 1h-pyrazole-3-boronic acid pinacol ester

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H836805

MACKLIN

3-(4,4,5,5-四甲基-1,3,2-二杂氧戊硼烷)-吡唑

97%

70元/5g; 346元/25g; 682元/50g; 1273元/100g;

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储存：2-8°C, 惰性气体

T3829

TCI

3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

>98.0%(T)

590元/1G; 1990元/5G;

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基本信息

纯度/分析方法	>98.0%(T)
分子式/分子量	C₉H₁₅BN₂O₂ = 194.04
外观与形状(20℃)	固体
储存在惰性气体下	存放于惰性气体之中
应避免的情况	空气
Reaxys-RN	14343385
MDL编号	MFCD07368044

技术规格

Appearance	White to Almost white powder to crystal
Purity(GC)	min. 97.0 %
Purity(Neutralization titration)	min. 98.0 %
Melting point	105.0 to 109.0 ℃

物性(参考值)

熔点

108 ℃

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。

214789

J&K

1H-Pyrazole-3-boronic Acid Pinacol Ester

97%

234元/250MG; 706元/1G;

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基本信息

分子式	C₉H₁₅BN₂O₂
分子量	194.04
熔点	105-108
MDL编码	MFCD07368044

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 P280 P305+P351+P338 P304+P340 P405 P501a

H27619

Alfa Aesar

1H-Pyrazole-3-boronic Acid Pinacol Ester

95%

18098元/1g; 31333元/5g;

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应用
1H-Pyrazole-3-boronic acid pinacol ester is used as an intermediate in organic synthesis.

备注
Store in cool, dry conditions. Keep container tightly closed. Incompatible with oxidizing agents.

基本信息

MDL
MFCD07368044

分子式
C₉H₁₅BN₂O₂

分子量
194.04

熔点
105-108°

灵敏度
Ambient temperatures.

形态
Powder

溶解性
Insoluble in water.

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

092902

Fluorochem

3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

97%

330元/1g; 946元/5g; 1562元/10g; 3124元/25g;

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基本信息

CAS Number	844501-71-9
MDL Number	MFCD07368044
Boiling Point	335.373 ℃ at 760 mmHg
Melting Point	105-108℃

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: 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). 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 in accordance with local regulation .