CAS 4940-39-0 MFCD00006838-4-Oxo-4H-1-benzopyran-2-carboxylic Acid 4-苯并吡喃酮-2-羧酸 TAO{mole}

4-Oxo-4H-1-benzopyran-2-carboxylic Acid 4-苯并吡喃酮-2-羧酸

CAS 4940-39-0 MFCD00006838

化学结构图

SMILES: O=C(O)c1cc(=O)c2ccccc2o1

化学属性

Mol. Formula	C10H6O4
Mol. Weight	190.15
Density	1.493
Melting Point	260°C
TSCA	No
Solubility	微溶
Boiling Point	337°C at 760 mmHg

别名和识别编码

Chemical Name	4-Oxo-4H-1-benzopyran-2-carboxylic Acid
CAS Number	4940-39-0
Alfabeta Name	OXOCHROMENECARBOXYLICACID H442-----
MDL Number	MFCD00006838
Synonym	Chromocarb {LY} Chromocarb chromone-2-carboxylic acid {} {LY} Chromocarb {} {} {LY} Chromocarb {} {} {} {LY} Chromocarb {} {} {} {} {LY} Chromocarb {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Chromocarb {} {} {} {} {} {} {} {} {} {} {} {} {}
EC Number	225-583-0
Beilstein Registry Number	146442
PubChem Substance ID	2741
Merck Number	2237
Reaxys-RN	146442
Chemical Name Translation	4-苯并吡喃酮-2-羧酸
Wiswesser Line Notation	T66 BO EVJ CVQ
LabNetwork Molecule ID	LN00177642
InChI	InChI=1S/C10H6O4/c11-7-5-9(10(12)13)14-8-4-2-1-3-6(7)8/h1-5H,(H,12,13)
Canonical SMILES	O=C(C1=CC(C2=CC=CC=C2O1)=O)O

信息真实价格透明资金保障专业采购外包团队在线服务

品牌质保精细包装现货库存一流品牌服务

安全信息

Warnings IRRITANT

Signal word Warning

GHS Symbol

WGK Germany3

Safety Statements

S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
S36 Wear suitable protective clothing 穿戴适当的防护服；

Risk Statements

R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性

Precautionary statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
P264+P265
P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
P302+P352
P302+P352+P332+P313+P362+P364
P304+P340
P305+P351+P338
P305+P351+P338+P337+P313
P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适，呼叫解毒中心或医生/医师。
P319
P321 Specific treatment (see … on this label). 具体治疗（见本标签上的）。
P332+P313
P332+P317
P337+P313
P337+P317
P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用
P362+P364
P403+P233
P405 Store locked up. 上锁保管。
P501 Dispose of contents/container to..… 处理内容物/容器.....

RTECSDJ2476000

Hazard statements

H315 Causes skin irritation 会刺激皮肤
H319 Causes serious eye irritation 严重刺激眼睛
H335 May cause respiratory irritation 可能导致呼吸道刺激

Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes Xi

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 585 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PHTXA6 Pharmacology and Toxicology.  English translation of FATOAO.  (New
   York, NY)  V.20-22, 1957-59.  Discontinued.  Volume(issue)/page/year:
   21,555,1958

Storage condition 2-8°C {LY} 2-8°C {} {LY} 2-8°C {} {} {LY} 2-8°C {} {} {} {LY} 2-8°C {} {} {} {} {LY} 2-8°C {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {

其他信息

Alfa Aesar:色酮-2-甲酸,97% Chromone-2-carboxylic acid, 97%(4940-39-0)
TCI Shanghai:4-氧代-4H-1-苯并吡喃-2-甲酸 4-Oxo-4H-1-benzopyran-2-carboxylic Acid,>;98.0%(LC)(T)(4940-39-0)
MSDS 信息:4-Oxo-4H-1-benzopyran-2-carboxylic acid(4940-39-0).msds
MOL 文件:4940-39-0.mol
Hazard Note:Irritant
Acros Organics:4-Oxo-4H-1-benzopyran-2-carboxylic acid, 97%(4940-39-0)
4-苯并吡喃酮-2-羧酸价格(试剂级):更新日期产品编号产品名称包装价格 2014/06/02 O0290 4-氧代-4H-1-苯并吡喃-2-甲酸 4-Oxo-4H-1-benzopyran-2-carboxylic Acid 5G 571元 2014/06/02 O0290 4-氧代-4H-1-苯并吡喃-2-甲酸 4-Oxo-4H-1-benzopyran-2-carboxylic Acid 25G 1980元 2010/06/21 123880050 4-苯并吡喃酮-2-羧酸 4-Oxo-4H-1-benzopyran-2-carboxylic acid 97% 5 GR 437元
微溶于水，溶于胺和乙醇。
图谱信息:4-苯并吡喃酮-2-羧酸(4940-39-0)核磁图( 13 CNMR) 4-苯并吡喃酮-2-羧酸(4940-39-0)质谱(MS) 4-苯并吡喃酮-2-羧酸(4940-39-0)红外图谱(IR2) 4-苯并吡喃酮-2-羧酸(4940-39-0)核磁图( 1 HNMR) 4-苯并吡喃酮-2-羧酸(4940-39-0)红外图谱(IR1)