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CAS: 1201-31-6
分子式: C7H2F4O2
分子量: 194.09
熔点: 85-87℃
中文名称: 
2,3,4,5-四氟苯甲酸
英文名称: 
2,3,4,5-tetrafluorobenzoic acid
性质描述: 无色片状结晶。熔点85-87℃。
生产方法: 1.邻苯二甲酸酐法。2. 3,4,5,6-四氟邻苯二甲酸法将一定量的3,4,5,6-四氟邻苯二甲酸和H2O在190℃下搅拌5h,反应液经过滤、洗涤、干燥得一部分产品,再用乙醚萃取滤液中的产品,最终产品收率为94.5%。
用途: 本品是医药中间体,用于合成第三代喹诺酮类抗菌药洛美沙星。还可用于农药、液晶制备等。
推荐供应商
货号品牌产品名称规格包装、参考价格
T828000MACKLIN2,3,4,5-四氟苯甲酸98%25元/5g;   37元/25g;   141元/100g;   601元/500g;   咨询
储存:室温
状态:白色到浅红色-灰色粉末晶体块状
T1395TCI2,3,4,5-Tetrafluorobenzoic Acid>98.0%(T)(HPLC)290元/5G;   990元/25G;   咨询

基本信息

纯度/分析方法>98.0%(T)(HPLC)
分子式/分子量C7H2F4O2 = 194.08
外观与形状(20℃)固体
Reaxys-RN2052670
PubChem物质ID87577161
SDBS (AIST Spectral DB)19209
MDL编号MFCD00009613

技术规格

AppearanceWhite to Gray to Red powder to crystal
Purity(HPLC)min. 98.0 area%
Purity(Neutralization titration)min. 98.0 %
Melting point86.0 to 89.0 ℃

物性(参考值)

熔点87 ℃

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。
222946J&K2,3,4,5-Tetrafluorobenzoic Acid98%60元/5G;   135元/25G;   261元/100G;   咨询

基本信息

分子式C7H2F4O2
分子量194.08
熔点85-87
MDL编码MFCD00009613
Beilstein2052670

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
P305+P351+P338
WGK3
TSCA
326267Sigma-Aldrich2,3,4,5-Tetrafluorobenzoic Acid99%419.96元/25 G;   咨询

产品说明

应用

2,3,4,5-Tetrafluorobenzoic acid was used in preparation of series of new organotin(IV) 2,3,4,5-tetrafluorobenzoic acid derivatives.

包装

25 g in poly bottle

基本信息

线性分子式HC6F4CO2H
分子量194.08
Beilstein2052670
MDL编号MFCD00009613
PubChem化学物质编号24859577

产品性质

质量水平100
测定99%
mp85-87 ℃ (lit.)
SMILES stringOC(=O)c1cc(F)c(F)c(F)c1F
InChI1S/C7H2F4O2/c8-3-1-2(7(12)13)4(9)6(11)5(3)10/h1H,(H,12,13)
InChI keySFKRXQKJTIYUAG-UHFFFAOYSA-N

安全信息

象形图GHS07
警示用语:Warning
危险声明H315 - H319 - H335
预防措施声明P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
危险分类Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官Respiratory system
储存分类代码11 - Combustible Solids
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable
个人防护装备dust mask type N95 (US), Eyeshields, Gloves
003054Fluorochem2,3,4,5-Tetrafluorobenzoic Acid99%220元/25g;   638元/100g;   2002元/500g;   咨询

基本信息

CAS Number1201-31-6
MDL NumberMFCD00009613
Melting Point85-87℃

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 .
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