CAS 847664-64-6; 2,5-二氯吡啶-4-硼酸 (含不同量的酸酐); 2,5-dichloropyridine-4-boronic acid (contains varying amounts of anhydride)

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D808106

MACKLIN

2,5-二氯吡啶-4-硼酸

95%

27元/250mg; 30元/1g; 141元/5g; 701元/25g;

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储存：室温
状态：白色到浅黄色粉末

D5082

TCI

2,5-Dichloropyridine-4-boronic Acid (contains varying amounts of Anhydride)

690元/1G;

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基本信息

分子式/分子量	C₅H₄BCl₂NO₂ = 191.80
外观与形状(20℃)	固体
Reaxys-RN	9904390
PubChem物质ID	354333905
MDL编号	MFCD06798254

技术规格

Appearance	White to Almost white powder to crystal
Purity(HPLC)	min. 98.0 area%
Purity(Neutralization titration)	96.0 to 111.0 %

物性(参考值)

熔点	202 ℃
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	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。

BCH00004

Sigma-Aldrich

2,5-Dichloropyridine-4-boronic acid

7141.97元/1 G;

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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 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

经验(实验)分子式	C₅H₄BCl₂NO₂
分子量	191.81
MDL编号	MFCD06798254
PubChem化学物质编号	329774142

产品性质

SMILES string	ClC1=NC=C(Cl)C(B(O)O)=C1
InChI	1S/C5H4BCl2NO2/c7-4-2-9-5(8)1-3(4)6(10)11/h1-2,10-11H
InChI key	BEJJMDOFMZCRST-UHFFFAOYSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H319
预防措施声明	P305 + P351 + P338
危险分类	Eye Irrit. 2
储存分类代码	13 - Non Combustible Solids
WGK	WGK 3
闪点(F)	Not applicable
闪点(C)	Not applicable

210142

Fluorochem

2,5-Dichloropyridine-4-boronic acid

96%

572元/1g; 1672元/5g; 2794元/10g; 5654元/25g;

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基本信息

CAS Number	847664-64-6
MDL Number	MFCD06798254

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. H332: Harmful if inhaled. 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 .